{"id":36865,"date":"2024-08-22T02:26:50","date_gmt":"2024-08-21T17:26:50","guid":{"rendered":"https:\/\/jouhou.main.jp\/?p=36865"},"modified":"2025-12-25T15:46:42","modified_gmt":"2025-12-25T06:46:42","slug":"%e3%82%b9%e3%83%86%e3%82%ac%e3%83%8e%e3%82%b0%e3%83%a9%e3%83%95%e3%82%a3%e3%83%bc%e8%a7%a3%e6%9e%90%e5%85%a5%e9%96%80%ef%bc%9a%e7%94%bb%e5%83%8f%e3%82%84%e9%9f%b3%e5%a3%b0%e3%81%ab%e9%9a%a0%e3%81%95","status":"publish","type":"post","link":"https:\/\/jouhou.main.jp\/?p=36865","title":{"rendered":"\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u5165\u9580\uff1a\u753b\u50cf\u3084\u97f3\u58f0\u306b\u96a0\u3055\u308c\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u66b4\u304f"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"36865\" class=\"elementor elementor-36865\" data-elementor-settings=\"[]\">\n\t\t\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a9db021 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a9db021\" data-element_type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1e21ddb\" data-id=\"1e21ddb\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e6c848a elementor-widget elementor-widget-html\" data-id=\"e6c848a\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\r\n\r\n<div style=\"margin:0; padding:30pt; background-color:#EEEEEE;\"> <p style=\"margin:0 0 8px 0; font-size:1.2em;\"><strong>\u3082\u304f\u3058<\/strong><\/p> <ul style=\"list-style-type:none; padding-left:0; margin:0;\"> <li style=\"margin:40px 0;\"><a href=\"#sec01\">\u300c\u307e\u305f\u753b\u50cf\u306b\u4f55\u304b\u4ed5\u8fbc\u307e\u308c\u3066\u308b\u306e\u304b\u2026\u300d\u2014\u30ed\u30b0\u304c\u51fa\u306a\u3044\u201c\u4e0d\u53ef\u8996\u306e\u4ed5\u69d8\u201d\u306b\u75b2\u308c\u308b\u73fe\u5834<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec02\">\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u306f\u6697\u53f7\u5316\u3058\u3083\u306a\u3044\uff1a\u76ee\u7684\u306f\u201c\u96a0\u3059\u201d\u3053\u3068\u3067\u691c\u77e5\u306e\u524d\u63d0\u3092\u5d29\u3059\u3053\u3068<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec03\">\u307e\u305a\u7591\u3046\u3079\u304d\u30b5\u30a4\u30f3\uff1a\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\uff0f\u30e1\u30bf\u30c7\u30fc\u30bf\uff0f\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u304c\u8a9e\u308b\u201c\u9055\u548c\u611f\u201d<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec04\">\u753b\u50cf\u306e\u5165\u53e3\uff1aLSB\uff08\u6700\u4e0b\u4f4d\u30d3\u30c3\u30c8\uff09\u3092\u7591\u3046\u524d\u306b\u3001\u8272\u7a7a\u9593\u3068\u5727\u7e2e\u306e\u7f60\u3092\u62bc\u3055\u3048\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec05\">\u97f3\u58f0\u306e\u5165\u53e3\uff1a\u30b9\u30da\u30af\u30c8\u30eb\u306b\u6b8b\u308b\u201c\u4e0d\u81ea\u7136\u306a\u898f\u5247\u6027\u201d\u3068\u3001\u7121\u97f3\u533a\u9593\u306e\u610f\u5473<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec06\">\u5178\u578b\u30d1\u30bf\u30fc\u30f3\u5225\u306b\u5f53\u3066\u308b\uff1a\u30d1\u30b9\u30d5\u30ec\u30fc\u30ba\u578b\uff0f\u30d5\u30e9\u30b0\u57cb\u3081\u8fbc\u307f\u578b\uff0f\u5206\u5272\u30fb\u591a\u6bb5\u578b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec07\">\u30c4\u30fc\u30eb\u306e\u9078\u3073\u65b9\uff1astrings\u3060\u3051\u3067\u7d42\u308f\u3089\u305b\u306a\u3044\u3001binwalk\u30fbstegseek\u30fbffmpeg\u306e\u5f79\u5272\u5206\u62c5<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec08\">\u691c\u77e5\u304b\u3089\u5fa9\u5143\u3078\uff1a\u62bd\u51fa\u2192\u5fa9\u53f7\u2192\u6574\u5408\u6027\u691c\u8a3c\u3092\u201c\u518d\u73fe\u53ef\u80fd\u306a\u624b\u9806\u201d\u3068\u3057\u3066\u6b8b\u3059<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec09\">\u73fe\u5834\u904b\u7528\u306e\u843d\u3068\u3057\u7a74\uff1a\u8aa4\u691c\u77e5\u30fb\u904e\u691c\u77e5\u30fb\u8a3c\u62e0\u4fdd\u5168\u306e\u5883\u754c\u7dda\uff08\u89e6\u308b\u524d\u306b\u5b88\u308b\uff09<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec10\">\u5e30\u7d50\uff1a\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u306f\u201c\u9b54\u6cd5\u306e\u5fa9\u5143\u201d\u3067\u306f\u306a\u304f\u3001\u9055\u548c\u611f\u3092\u4ed5\u69d8\u5316\u3057\u3066\u77ed\u6642\u9593\u3067\u5207\u308a\u5206\u3051\u308b\u6280\u8853<\/a><\/li> <\/ul> <\/div> \r\n\r\n\r\n\r\n<p><strong>\u3010\u6ce8\u610f\u3011\u672c\u8a18\u4e8b\u306f\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306e\u4e00\u822c\u7684\u306a\u624b\u9806\u30fb\u89b3\u70b9\u3092\u6574\u7406\u3057\u305f\u60c5\u5831\u63d0\u4f9b\u3067\u3042\u308a\u3001\u500b\u5225\u74b0\u5883\u306e\u4fb5\u5bb3\u6709\u7121\u3084\u6cd5\u7684\u8a55\u4fa1\u30fb\u8a3c\u62e0\u6027\u3092\u4fdd\u8a3c\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u3084\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u304c\u7591\u308f\u308c\u308b\u5834\u5408\u306f\u3001\u6539\u5909\u30ea\u30b9\u30af\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u3082\u3001\u8a3c\u62e0\u4fdd\u5168\u3068\u8abf\u67fb\u8a2d\u8a08\u304c\u3067\u304d\u308b\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\u306e\u3088\u3046\u306a\u5c02\u9580\u4e8b\u696d\u8005\u3078\u76f8\u8ac7\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/strong><\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec01\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u300c\u307e\u305f\u753b\u50cf\u306b\u4f55\u304b\u4ed5\u8fbc\u307e\u308c\u3066\u308b\u306e\u304b\u2026\u300d\u2014\u30ed\u30b0\u304c\u51fa\u306a\u3044\u201c\u4e0d\u53ef\u8996\u306e\u4ed5\u69d8\u201d\u306b\u75b2\u308c\u308b\u73fe\u5834<\/h2> <p>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u5fdc\u306e\u73fe\u5834\u3063\u3066\u3001\u3060\u3044\u305f\u3044\u201c\u76ee\u306b\u898b\u3048\u308b\u3082\u306e\u201d\u304b\u3089\u7247\u3065\u3051\u308b\u3058\u3083\u306a\u3044\u3067\u3059\u304b\u3002\u30d7\u30ed\u30bb\u30b9\u3001\u901a\u4fe1\u3001\u30ed\u30b0\u3001\u6a29\u9650\u3001\u5dee\u5206\u3002\u3068\u3053\u308d\u304c\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\uff08\u60c5\u5831\u96a0\u853d\uff09\u306f\u3001\u305d\u306e\u524d\u63d0\u3092\u9759\u304b\u306b\u5d29\u3057\u307e\u3059\u3002\u753b\u50cf\u306f\u753b\u50cf\u3001\u97f3\u58f0\u306f\u97f3\u58f0\u3068\u3057\u3066\u201c\u518d\u751f\u3067\u304d\u3066\u3057\u307e\u3046\u201d\u306e\u3067\u3001\u76e3\u8996\u3084\u30ec\u30d3\u30e5\u30fc\u306e\u76ee\u304c\u3059\u308a\u629c\u3051\u3084\u3059\u3044\u3002\u73fe\u5834\u306e\u611f\u899a\u3060\u3068\u3001\u3053\u3053\u304c\u3044\u3061\u3070\u3093\u5acc\u306a\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p> <p>\u305f\u3068\u3048\u3070\u3001\u3053\u3093\u306a\u5fc3\u306e\u4f1a\u8a71\u306b\u306a\u308a\u304c\u3061\u3067\u3059\u3002<\/p> <p>\u300c\u8b66\u544a\u306f\u51fa\u3066\u306a\u3044\u3002\u3067\u3082\u3001\u4f55\u304b\u304c\u5909\u3002\u2026\u3053\u308c\u3001\u3069\u3053\u304b\u3089\u624b\u3092\u4ed8\u3051\u308c\u3070\u3044\u3044\u3093\u3060\uff1f\u300d<\/p> <p>\u300c\u201c\u753b\u50cf\u306e\u4e2d\u306b\u30c7\u30fc\u30bf\u201d\u3063\u3066\u8a00\u308f\u308c\u3066\u3082\u3001\u904b\u7528\u306b\u305d\u3093\u306a\u6642\u9593\u306a\u3044\u3093\u3060\u3051\u3069\u2026\u300d<\/p> <p>\u3053\u3046\u611f\u3058\u308b\u306e\u306f\u81ea\u7136\u3067\u3059\u3002\u306a\u305c\u306a\u3089\u30b9\u30c6\u30ac\u30ce\u306e\u5384\u4ecb\u3055\u306f\u3001\u201c\u6b63\u653b\u6cd5\u306e\u30c0\u30e1\u30fc\u30b8\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u201d\u304c\u52b9\u304d\u306b\u304f\u3044\u70b9\u306b\u3042\u308a\u307e\u3059\u3002\u901a\u4fe1\u906e\u65ad\u3084\u6a29\u9650\u6291\u3048\u8fbc\u307f\u306e\u3088\u3046\u306a\u5b9a\u756a\u306e\u88ab\u5bb3\u6700\u5c0f\u5316\u306f\u91cd\u8981\u3067\u3059\u304c\u3001\u96a0\u3057\u30c7\u30fc\u30bf\u306f\u300c\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u666e\u901a\u306b\u5b58\u5728\u3059\u308b\u300d\u305f\u3081\u3001\u691c\u77e5\u3084\u9694\u96e2\u306e\u8a2d\u8a08\u601d\u60f3\u305d\u306e\u3082\u306e\u3092\u898b\u76f4\u3055\u306a\u3044\u3068\u3001\u540c\u3058\u898b\u843d\u3068\u3057\u304c\u7e70\u308a\u8fd4\u3055\u308c\u307e\u3059\u3002<\/p> <hr> <h3>\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u306f\u300c\u6697\u53f7\u5316\u300d\u3068\u9055\u3046\uff08\u3060\u304b\u3089\u898b\u843d\u3068\u3059\uff09<\/h3> <p>\u6697\u53f7\u5316\u306f\u201c\u8aad\u3081\u306a\u304f\u3059\u308b\u201d\u6280\u8853\u3067\u3059\u3002\u6697\u53f7\u6587\u306f\u6697\u53f7\u6587\u3068\u3057\u3066\u4e0d\u81ea\u7136\u306b\u898b\u3048\u308b\u3053\u3068\u304c\u591a\u3044\u3002\u4e00\u65b9\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u306f\u201c\u96a0\u3059\u201d\u6280\u8853\u3067\u3059\u3002\u76ee\u7684\u306f\u300c\u305d\u308c\u304c\u30e1\u30c3\u30bb\u30fc\u30b8\u3060\u3068\u6c17\u3065\u304b\u308c\u306a\u3044\u3053\u3068\u300d\u3002\u3064\u307e\u308a\u3001\u76e3\u8996\u30fb\u30ec\u30d3\u30e5\u30fc\u30fb\u904b\u7528\u624b\u9806\u306e\u201c\u60f3\u5b9a\u5916\u5165\u529b\u201d\u3068\u3057\u3066\u3059\u308a\u629c\u3051\u308b\u306e\u304c\u672c\u8cea\u3067\u3059\u3002<\/p> <p>\u305f\u3060\u3057\u8aa4\u89e3\u3057\u3084\u3059\u3044\u70b9\u304c1\u3064\u3042\u308a\u307e\u3059\u3002\u30b9\u30c6\u30ac\u30ce\u306f\u5358\u4f53\u3067\u3082\u4f7f\u308f\u308c\u307e\u3059\u304c\u3001\u5b9f\u52d9\u3067\u306f\u300c\u30b9\u30c6\u30ac\u30ce\uff0b\u6697\u53f7\u5316\u300d\u304c\u7d44\u307f\u5408\u308f\u3055\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002\u96a0\u3057\u305f\u4e0a\u3067\u6697\u53f7\u5316\u3057\u3066\u304a\u3051\u3070\u3001\u305f\u3068\u3048\u62bd\u51fa\u3055\u308c\u3066\u3082\u610f\u5473\u304c\u53d6\u308c\u306a\u3044\u304b\u3089\u3067\u3059\u3002\u3053\u3053\u304c\u300c\u898b\u3064\u3051\u305f\u306e\u306b\u3001\u8aad\u3081\u306a\u3044\u300d\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u201c\u307e\u305a\u3084\u308b\u3079\u304d\u3053\u3068\u201d\u306f\u3001\u9b54\u6cd5\u306e\u5fa9\u5143\u3067\u306f\u306a\u304f\u300c\u9055\u548c\u611f\u306e\u8a00\u8a9e\u5316\u300d<\/h3> <p>\u5165\u9580\u3067\u5927\u4e8b\u306a\u306e\u306f\u3001\u3044\u304d\u306a\u308a\u9ad8\u5ea6\u306a\u7d71\u8a08\u89e3\u6790\u306b\u98db\u3073\u8fbc\u3080\u3053\u3068\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u6700\u521d\u306b\u3084\u308b\u3079\u304d\u306f\u3001\u9055\u548c\u611f\u3092\u300c\u518d\u73fe\u53ef\u80fd\u306a\u30c1\u30a7\u30c3\u30af\u9805\u76ee\u300d\u306b\u843d\u3068\u3059\u3053\u3068\u3067\u3059\u3002\u753b\u50cf\u306a\u3089\u3001\u5f62\u5f0f\uff08PNG\/JPEG\uff09\u3001\u5727\u7e2e\u3001\u30e1\u30bf\u30c7\u30fc\u30bf\u3001\u8272\u6df1\u5ea6\u3001\u751f\u6210\u5143\u3002\u97f3\u58f0\u306a\u3089\u3001\u30b3\u30fc\u30c7\u30c3\u30af\u3001\u30b5\u30f3\u30d7\u30eb\u30ec\u30fc\u30c8\u3001\u7121\u97f3\u533a\u9593\u3001\u30b9\u30da\u30af\u30c8\u30eb\u306e\u7656\u3002\u3053\u308c\u3089\u3092\u4e00\u5b9a\u306e\u624b\u9806\u3067\u89b3\u5bdf\u3057\u3001\u540c\u3058\u5224\u65ad\u304c\u3067\u304d\u308b\u72b6\u614b\u306b\u6574\u3048\u308b\u3002\u3053\u3053\u307e\u3067\u3067\u304d\u308b\u3068\u3001\u8abf\u67fb\u304c\u201c\u500b\u4eba\u82b8\u201d\u304b\u3089\u201c\u30c1\u30fc\u30e0\u306e\u904b\u7528\u201d\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <p><strong>\u307e\u3068\u3081\uff1a<\/strong>\u7b2c1\u7ae0\u306e\u30b4\u30fc\u30eb\u306f\u3001\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u3092\u300c\u4e00\u90e8\u306e\u8077\u4eba\u6280\u300d\u3067\u306f\u306a\u304f\u300c\u904b\u7528\u3067\u304d\u308b\u89b3\u5bdf\u624b\u9806\u300d\u3068\u3057\u3066\u6349\u3048\u76f4\u3059\u3053\u3068\u3067\u3059\u3002\u3053\u3053\u304c\u6574\u3046\u3068\u3001\u4ee5\u964d\u306e\u7ae0\u306e\u30c4\u30fc\u30eb\u3084\u624b\u6cd5\u304c\u201c\u8179\u843d\u3061\u201d\u3057\u3066\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec02\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u306f\u6697\u53f7\u5316\u3058\u3083\u306a\u3044\uff1a\u76ee\u7684\u306f\u201c\u96a0\u3059\u201d\u3053\u3068\u3067\u691c\u77e5\u306e\u524d\u63d0\u3092\u5d29\u3059\u3053\u3068<\/h2> <p>\u30b9\u30c6\u30ac\u30ce\u3092\u7406\u89e3\u3059\u308b\u3046\u3048\u3067\u6b20\u304b\u305b\u306a\u3044\u306e\u304c\u3001\u300c\u4f55\u3092\u5b88\u308a\u305f\u3044\uff08\u3042\u308b\u3044\u306f\u96a0\u3057\u305f\u3044\uff09\u306e\u304b\u300d\u3068\u3044\u3046\u76ee\u7684\u6574\u7406\u3067\u3059\u3002\u653b\u6483\u5074\u30fb\u4e0d\u6b63\u5074\u306b\u3068\u3063\u3066\u3001\u30b9\u30c6\u30ac\u30ce\u306f\u201c\u5b89\u5168\u306a\u8f38\u9001\u8def\u201d\u3068\u3044\u3046\u3088\u308a\u201c\u30ce\u30a4\u30ba\u306b\u7d1b\u308c\u3055\u305b\u308b\u5305\u88c5\u201d\u3067\u3059\u3002\u753b\u50cf\u5171\u6709\u3001\u97f3\u58f0\u30d5\u30a1\u30a4\u30eb\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u6dfb\u4ed8\u306a\u3069\u3001\u65e5\u5e38\u696d\u52d9\u306b\u6eb6\u3051\u8fbc\u3093\u3060\u7d4c\u8def\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u65bd\u7b56\u304c\u5f37\u3044\u7d44\u7e54\u307b\u3069\u9006\u306b\u300c\u6b62\u3081\u306b\u304f\u3044\u300d\u3002\u305d\u3053\u306b\u6f5c\u308a\u8fbc\u307e\u308c\u308b\u3068\u3001\u73fe\u5834\u306f\u4e00\u6c17\u306b\u5fd9\u3057\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u5b9f\u52d9\u3067\u51fa\u3066\u304f\u308b\u300c\u96a0\u3059\u5bfe\u8c61\u300d\uff1a\u30e1\u30c3\u30bb\u30fc\u30b8\u3060\u3051\u3058\u3083\u306a\u3044<\/h3> <p>\u5165\u9580\u3068\u3044\u3046\u3068\u300c\u77ed\u3044\u30e1\u30c3\u30bb\u30fc\u30b8\uff08\u30d5\u30e9\u30b0\uff09\u300d\u3092\u60f3\u50cf\u3057\u304c\u3061\u3067\u3059\u304c\u3001\u5b9f\u52d9\u3067\u306f\u96a0\u3059\u5bfe\u8c61\u304c\u3082\u3046\u5c11\u3057\u5e45\u5e83\u3044\u3067\u3059\u3002<\/p> <ul> <li>\u5c0f\u3055\u306a\u8a2d\u5b9a\u5024\uff08URL\u3001\u30c8\u30fc\u30af\u30f3\u65ad\u7247\u3001\u9375\u7d20\u6750\u306e\u4e00\u90e8\uff09<\/li> <li>\u6b21\u6bb5\u306e\u53d6\u5f97\u5148\u3092\u6307\u3059\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\uff08\u201c\u3069\u3053\u306b\u4f55\u304c\u3042\u308b\u304b\u201d\uff09<\/li> <li>\u5b9f\u884c\u53ef\u80fd\u306a\u30da\u30a4\u30ed\u30fc\u30c9\u65ad\u7247\uff08\u5206\u5272\u3057\u3066\u8907\u6570\u30d5\u30a1\u30a4\u30eb\u3078\uff09<\/li> <li>\u8abf\u67fb\u59a8\u5bb3\u306e\u305f\u3081\u306e\u30c0\u30df\u30fc\uff08\u8aa4\u691c\u77e5\u3092\u8a98\u3046\u30c7\u30fc\u30bf\uff09<\/li> <\/ul> <p>\u3053\u3053\u3067\u91cd\u8981\u306a\u306e\u306f\u3001\u30b9\u30c6\u30ac\u30ce\u304c\u300c\u5927\u5bb9\u91cf\u3092\u5165\u308c\u308b\u305f\u3081\u306e\u6280\u8853\u300d\u3068\u306f\u9650\u3089\u306a\u3044\u70b9\u3067\u3059\u3002\u3080\u3057\u308d\u201c\u5c11\u91cf\u3067\u4fa1\u5024\u306e\u9ad8\u3044\u60c5\u5831\u201d\u3092\u96a0\u3059\u306e\u304c\u5f97\u610f\u3067\u3059\u3002\u3060\u304b\u3089\u3053\u305d\u3001\u73fe\u5834\u306e\u300c\u30b5\u30a4\u30ba\u304c\u5c0f\u3055\u3044\u304b\u3089\u5b89\u5168\u300d\u3068\u3044\u3046\u76f4\u611f\u304c\u88cf\u5207\u3089\u308c\u307e\u3059\u3002<\/p> <hr> <h3>\u201c\u3069\u3053\u306b\u57cb\u3081\u308b\u304b\u201d\u306f\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u6027\u8cea\u3067\u6c7a\u307e\u308b<\/h3> <p>\u30b9\u30c6\u30ac\u30ce\u306e\u65b9\u6cd5\u306f\u7121\u6570\u306b\u898b\u3048\u307e\u3059\u304c\u3001\u89b3\u70b9\u306f\u5927\u304d\u304f\u5206\u3051\u3089\u308c\u307e\u3059\u3002\u753b\u50cf\u306a\u3089\u3001\u753b\u7d20\uff08\u30d4\u30af\u30bb\u30eb\uff09\u3084\u5909\u63db\u4fc2\u6570\u3002\u97f3\u58f0\u306a\u3089\u3001\u6ce2\u5f62\u306e\u5fae\u5c0f\u5909\u5316\u3084\u5468\u6ce2\u6570\u9818\u57df\u3002\u30dd\u30a4\u30f3\u30c8\u306f\u300c\u4eba\u9593\u306e\u77e5\u899a\u304c\u6c17\u3065\u304d\u306b\u304f\u3044\u90e8\u5206\u300d\u300c\u5727\u7e2e\u3084\u518d\u30a8\u30f3\u30b3\u30fc\u30c9\u3067\u58ca\u308c\u306b\u304f\u3044\u90e8\u5206\u300d\u3092\u72d9\u3046\u3053\u3068\u3067\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%; margin:10px 0;\"> <tr> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u30e1\u30c7\u30a3\u30a2<\/th> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u3088\u304f\u4f7f\u308f\u308c\u308b\u201c\u96a0\u3057\u5834\u6240\u201d\u306e\u65b9\u5411\u6027<\/th> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u58ca\u308c\u3084\u3059\u3055\uff08\u6982\u5ff5\uff09<\/th> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">PNG\u306a\u3069\u53ef\u9006\u753b\u50cf<\/td> <td style=\"border:1px solid #999; padding:8px;\">LSB\uff08\u6700\u4e0b\u4f4d\u30d3\u30c3\u30c8\uff09\u306a\u3069\u753b\u7d20\u306e\u5fae\u5c0f\u5909\u5316<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u518d\u5727\u7e2e\u30fb\u5909\u63db\u306b\u5f31\u3044\uff08\u5f62\u5f0f\u5909\u66f4\u3067\u5d29\u308c\u308b\u3053\u3068\u304c\u3042\u308b\uff09<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">JPEG\u306a\u3069\u975e\u53ef\u9006\u753b\u50cf<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u5727\u7e2e\uff08DCT\u4fc2\u6570\uff09\u5074\u306b\u5bc4\u305b\u305f\u624b\u6cd5<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u753b\u7d20LSB\u306f\u58ca\u308c\u3084\u3059\u3044\uff0f\u624b\u6cd5\u4f9d\u5b58\u3067\u8010\u6027\u304c\u5909\u308f\u308b<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">WAV\u306a\u3069\u975e\u5727\u7e2e\u97f3\u58f0<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u6ce2\u5f62\u306e\u5fae\u5c0f\u5909\u5316\u3001\u7121\u97f3\u90e8\u306e\u4f7f\u3044\u65b9<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u7de8\u96c6\u3067\u5d29\u308c\u308b\u304c\u3001\u5143\u304c\u751f\u306a\u3089\u6271\u3044\u3084\u3059\u3044<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">MP3\/AAC\u306a\u3069\u975e\u53ef\u9006\u97f3\u58f0<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u5468\u6ce2\u6570\u9818\u57df\u30fb\u7b26\u53f7\u5316\u7279\u6027\u3092\u5229\u7528<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u518d\u30a8\u30f3\u30b3\u30fc\u30c9\u3067\u58ca\u308c\u3084\u3059\u3044\uff0f\u624b\u6cd5\u4f9d\u5b58<\/td> <\/tr> <\/table> <hr> <h3>\u691c\u77e5\u306e\u57fa\u672c\u59ff\u52e2\uff1a\u653b\u6483\u8005\u3088\u308a\u5148\u306b\u300c\u4eee\u8aac\u300d\u3092\u6301\u3064<\/h3> <p>\u300c\u5168\u90e8\u306e\u753b\u50cf\u3092\u5168\u90e8\u89e3\u6790\u300d\u306f\u73fe\u5b9f\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3060\u304b\u3089\u3001\u5148\u306b\u4eee\u8aac\u3092\u7f6e\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u7279\u5b9a\u306e\u7aef\u672b\u3060\u3051\u304c\u53c2\u7167\u3057\u305f\u753b\u50cf\u3001\u7279\u5b9a\u306e\u30c1\u30e3\u30cd\u30eb\u304b\u3089\u3060\u3051\u5c4a\u304f\u97f3\u58f0\u3001\u66f4\u65b0\u983b\u5ea6\u304c\u4e0d\u81ea\u7136\u306a\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u3001\u696d\u52d9\u3068\u95a2\u4fc2\u306a\u3044\u5f62\u5f0f\u5909\u63db\u304c\u631f\u307e\u3063\u3066\u3044\u308b\u30d5\u30a1\u30a4\u30eb\u3002\u3053\u3046\u3057\u305f\u201c\u904b\u7528\u306e\u9055\u548c\u611f\u201d\u304c\u3001\u89e3\u6790\u5bfe\u8c61\u3092\u7d5e\u308b\u5f37\u3044\u6839\u62e0\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <p><strong>\u307e\u3068\u3081\uff1a<\/strong>\u30b9\u30c6\u30ac\u30ce\u306f\u300c\u89e3\u6790\u30c6\u30af\u30cb\u30c3\u30af\u300d\u4ee5\u524d\u306b\u300c\u691c\u77e5\u306e\u524d\u63d0\u3092\u5d29\u3059\u8a2d\u8a08\u300d\u3067\u3059\u3002\u307e\u305a\u306f\u96a0\u3057\u5bfe\u8c61\u30fb\u5a92\u4f53\u7279\u6027\u30fb\u4eee\u8aac\u306e\u7acb\u3066\u65b9\u3092\u6574\u7406\u3057\u3001\u8abf\u67fb\u306e\u7a7a\u6c17\u3092\u843d\u3061\u7740\u304b\u305b\u3066\u304b\u3089\u6b21\u3078\u9032\u307f\u307e\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec03\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u307e\u305a\u7591\u3046\u3079\u304d\u30b5\u30a4\u30f3\uff1a\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\uff0f\u30e1\u30bf\u30c7\u30fc\u30bf\uff0f\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u304c\u8a9e\u308b\u201c\u9055\u548c\u611f\u201d<\/h2> <p>\u3053\u306e\u7ae0\u306f\u3001\u3044\u3061\u3070\u3093\u5b9f\u52d9\u306b\u52b9\u304f\u201c\u5165\u53e3\u201d\u3067\u3059\u3002\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u3068\u3044\u3046\u3068LSB\u3084\u7d71\u8a08\u691c\u5b9a\u306b\u76ee\u304c\u884c\u304d\u304c\u3061\u3067\u3059\u304c\u3001\u5b9f\u969b\u306e\u521d\u52d5\u3067\u52b9\u304f\u306e\u306f\u300c\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u306e\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u300d\u3067\u3059\u3002\u3053\u3053\u3092\u4e01\u5be7\u306b\u3084\u308b\u3060\u3051\u3067\u3001\u7121\u99c4\u6483\u3061\u304c\u6e1b\u308a\u3001\u8abf\u67fb\u306e\u6b6f\u6b62\u3081\u304c\u52b9\u304d\u307e\u3059\u3002<\/p> <hr> <h3>\u6700\u521d\u306e5\u5206\u3067\u898b\u308b\uff1a\u5f62\u5f0f\u30fb\u751f\u6210\u5143\u30fb\u5909\u63db\u5c65\u6b74<\/h3> <p>\u753b\u50cf\u306a\u3089PNG\/JPEG\u3001\u97f3\u58f0\u306a\u3089WAV\/MP3\u306a\u3069\u3001\u5f62\u5f0f\u306f\u6700\u91cd\u8981\u3067\u3059\u3002\u306a\u305c\u306a\u3089\u201c\u96a0\u3057\u3084\u3059\u3044\u5834\u6240\u201d\u304c\u5909\u308f\u308b\u304b\u3089\u3067\u3059\u3002\u3055\u3089\u306b\u3001\u751f\u6210\u5143\uff08\u30b9\u30de\u30db\u3001\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3001\u7de8\u96c6\u30bd\u30d5\u30c8\u3001\u5909\u63db\u30c4\u30fc\u30eb\uff09\u304c\u5206\u304b\u308b\u3068\u3001\u3069\u306e\u6642\u70b9\u3067\u57cb\u3081\u8fbc\u307f\u304c\u53ef\u80fd\u3060\u3063\u305f\u304b\u306e\u63a8\u5b9a\u304c\u3067\u304d\u307e\u3059\u3002<\/p> <ul> <li>\u753b\u50cf\uff1aEXIF\uff08\u64ae\u5f71\u6a5f\u7a2e\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3001\u65e5\u6642\u3001GPS\u306a\u3069\uff09<\/li> <li>\u97f3\u58f0\uff1a\u30a8\u30f3\u30b3\u30fc\u30c0\u540d\u3001\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u3001\u30b5\u30f3\u30d7\u30eb\u30ec\u30fc\u30c8\u3001\u30c1\u30e3\u30f3\u30cd\u30eb\u6570<\/li> <li>\u5171\u901a\uff1a\u30d5\u30a1\u30a4\u30eb\u4f5c\u6210\u30fb\u66f4\u65b0\u6642\u523b\uff08\u305f\u3060\u3057\u30b3\u30d4\u30fc\u3084\u5c55\u958b\u3067\u5909\u5316\u3059\u308b\u306e\u3067\u904e\u4fe1\u3057\u306a\u3044\uff09<\/li> <\/ul> <p>\u5fc3\u306e\u4f1a\u8a71\u3068\u3057\u3066\u306f\u3001\u3053\u3053\u3067\u3053\u3046\u306a\u308a\u304c\u3061\u3067\u3059\u3002<\/p> <p>\u300c\u3053\u308c\u3001\u696d\u52d9\u3067\u4f5c\u308b\u30d5\u30a1\u30a4\u30eb\u3058\u3083\u306a\u3044\u3088\u306a\u2026\u3067\u3082\u65ad\u5b9a\u3067\u304d\u306a\u3044\u300d<\/p> <p>\u65ad\u5b9a\u3067\u304d\u306a\u304f\u3066OK\u3067\u3059\u3002\u5927\u4e8b\u306a\u306e\u306f\u3001\u201c\u9055\u548c\u611f\u306e\u6839\u62e0\u201d\u3092\u6587\u7ae0\u3067\u6b8b\u305b\u308b\u3053\u3068\u3002\u5f8c\u3067\u8aac\u660e\u53ef\u80fd\u306a\u5f62\u306b\u3057\u3066\u304a\u304f\u3068\u3001\u30c1\u30fc\u30e0\u5185\u5408\u610f\u3084\u4e0a\u9577\u8aac\u660e\u304c\u30e9\u30af\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u201c\u30b5\u30a4\u30ba\u304c\u4e0d\u81ea\u7136\u201d\u306f\u5f37\u3044\u30d2\u30f3\u30c8\uff08\u305f\u3060\u3057\u5358\u72ec\u3067\u306f\u6c7a\u3081\u306a\u3044\uff09<\/h3> <p>\u30b9\u30c6\u30ac\u30ce\u306f\u5bb9\u91cf\u3092\u98df\u3044\u307e\u3059\u3002\u3068\u304f\u306b\u53ef\u9006\u753b\u50cf\u306eLSB\u306b\u5927\u91cf\u306b\u57cb\u3081\u308b\u3068\u3001\u898b\u305f\u76ee\u306f\u540c\u3058\u3067\u3082\u30b5\u30a4\u30ba\u304c\u5897\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u65b9\u3001JPEG\u306e\u3088\u3046\u306b\u5727\u7e2e\u304c\u5f37\u3044\u5f62\u5f0f\u3067\u306f\u3001\u898b\u305f\u76ee\u304c\u5c11\u3057\u5909\u308f\u308b\u3060\u3051\u3067\u30b5\u30a4\u30ba\u304c\u5897\u6e1b\u3059\u308b\u3053\u3068\u3082\u3042\u308a\u3001\u30b5\u30a4\u30ba\u3060\u3051\u3067\u6c7a\u3081\u3064\u3051\u308b\u306e\u306f\u5371\u967a\u3067\u3059\u3002\u3053\u3053\u306f\u300c\u540c\u7a2e\u30d5\u30a1\u30a4\u30eb\u3068\u306e\u6bd4\u8f03\u300d\u304c\u57fa\u672c\u3067\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%; margin:10px 0;\"> <tr> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u89b3\u70b9<\/th> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u898b\u308b\u30dd\u30a4\u30f3\u30c8<\/th> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u6ce8\u610f<\/th> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">\u30b5\u30a4\u30ba<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u540c\u89e3\u50cf\u5ea6\u30fb\u540c\u5f62\u5f0f\u306e\u201c\u901a\u5e38\u201d\u3068\u6bd4\u3079\u3066\u5927\u304d\u3044\/\u5c0f\u3055\u3044<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u5727\u7e2e\u7387\u30fb\u5185\u5bb9\u5dee\u3067\u3082\u5909\u52d5\u3059\u308b\u305f\u3081\u3001\u5358\u72ec\u5224\u5b9a\u3057\u306a\u3044<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">\u30e1\u30bf\u30c7\u30fc\u30bf<\/td> <td style=\"border:1px solid #999; padding:8px;\">Software\/Encoder\u3001\u7a7a\u6b04\u306e\u591a\u3055\u3001\u7570\u5e38\u306a\u5024<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u524a\u9664\u3055\u308c\u3066\u3044\u308b\u3060\u3051\u306e\u5834\u5408\u3082\u3042\u308b\uff08\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u914d\u616e\uff09<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">\u69cb\u9020<\/td> <td style=\"border:1px solid #999; padding:8px;\">PNG\u30c1\u30e3\u30f3\u30af\u3001JPEG\u30bb\u30b0\u30e1\u30f3\u30c8\u3001\u97f3\u58f0\u30b3\u30f3\u30c6\u30ca\u306e\u8ffd\u52a0\u9818\u57df<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u6b63\u898f\u306e\u62e1\u5f35\u9818\u57df\uff08\u30b3\u30e1\u30f3\u30c8\u7b49\uff09\u3068\u6df7\u540c\u3057\u3084\u3059\u3044<\/td> <\/tr> <\/table> <hr> <h3>\u8a3c\u62e0\u4fdd\u5168\uff1a\u89e3\u6790\u3088\u308a\u5148\u306b\u201c\u89e6\u308a\u65b9\u201d\u3092\u6c7a\u3081\u308b<\/h3> <p>\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306e\u53ef\u80fd\u6027\u304c\u3042\u308b\u5834\u5408\u3001\u89e3\u6790\u624b\u9806\u3092\u8aa4\u308b\u3068\u300c\u8a3c\u62e0\u6027\u304c\u843d\u3061\u308b\u300d\u300c\u6539\u5909\u3057\u305f\u3068\u7591\u308f\u308c\u308b\u300d\u30ea\u30b9\u30af\u304c\u51fa\u307e\u3059\u3002\u6700\u4f4e\u9650\u3001\u6b21\u306f\u62bc\u3055\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <ol> <li>\u30aa\u30ea\u30b8\u30ca\u30eb\u306f\u8aad\u307f\u53d6\u308a\u5c02\u7528\u3067\u4fdd\u5168\u3057\u3001\u89e3\u6790\u306f\u30b3\u30d4\u30fc\u3067\u5b9f\u65bd\u3059\u308b<\/li> <li>\u53d6\u5f97\u6642\u70b9\u3067\u30cf\u30c3\u30b7\u30e5\uff08\u4f8b\uff1aSHA-256\uff09\u3092\u8a08\u7b97\u3057\u3066\u63a7\u3048\u308b<\/li> <li>\u4f55\u3092\u3001\u3044\u3064\u3001\u3069\u306e\u74b0\u5883\u3067\u3001\u3069\u306e\u30c4\u30fc\u30eb\u3067\u51e6\u7406\u3057\u305f\u304b\u30ed\u30b0\u3092\u6b8b\u3059<\/li> <\/ol> <p>\u3053\u3053\u3092\u4e01\u5be7\u306b\u3084\u308b\u3068\u3001\u5f8c\u6bb5\u306e\u89e3\u6790\u3067\u201c\u7d50\u679c\u304c\u51fa\u305f\/\u51fa\u306a\u3044\u201d\u3069\u3061\u3089\u3067\u3082\u8aac\u660e\u304c\u901a\u308a\u307e\u3059\u3002\u9006\u306b\u3053\u3053\u304c\u66d6\u6627\u3060\u3068\u3001\u73fe\u5834\u306e\u8b70\u8ad6\u304c\u904e\u71b1\u3057\u3084\u3059\u3044\u3002\u8abf\u67fb\u306e\u7a7a\u6c17\u3092\u843d\u3061\u7740\u304b\u305b\u308b\u610f\u5473\u3067\u3082\u3001\u6700\u521d\u306b\u5824\u9632\u3092\u7bc9\u304f\u306e\u304c\u5f97\u7b56\u3067\u3059\u3002<\/p> <p><strong>\u307e\u3068\u3081\uff1a<\/strong>\u7b2c3\u7ae0\u306f\u3001\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u306e\u524d\u306b\u3084\u308b\u3079\u304d\u300c\u9055\u548c\u611f\u306e\u62bd\u51fa\u300d\u3068\u300c\u624b\u9806\u306e\u56fa\u5b9a\u5316\u300d\u3067\u3059\u3002\u3053\u308c\u304c\u3067\u304d\u308b\u3068\u3001\u6b21\u7ae0\u4ee5\u964d\u306e\u5177\u4f53\u7684\u306a\u753b\u50cf\u30fb\u97f3\u58f0\u89e3\u6790\u304c\u201c\u72d9\u3063\u3066\u5f53\u3066\u308b\u201d\u4f5c\u696d\u306b\u306a\u308a\u307e\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec04\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u753b\u50cf\u306e\u5165\u53e3\uff1aLSB\uff08\u6700\u4e0b\u4f4d\u30d3\u30c3\u30c8\uff09\u3092\u7591\u3046\u524d\u306b\u3001\u8272\u7a7a\u9593\u3068\u5727\u7e2e\u306e\u7f60\u3092\u62bc\u3055\u3048\u308b<\/h2> <p>\u753b\u50cf\u30b9\u30c6\u30ac\u30ce\u306e\u8a71\u984c\u3067\u5fc5\u305a\u51fa\u3066\u304f\u308b\u306e\u304cLSB\u3067\u3059\u3002\u305f\u3057\u304b\u306bLSB\u306f\u5165\u9580\u306b\u5411\u3044\u3066\u3044\u307e\u3059\u304c\u3001\u3044\u304d\u306a\u308a\u300cLSB\u62bd\u51fa\u30c4\u30fc\u30eb\u3092\u56de\u3059\u300d\u3068\u9060\u56de\u308a\u306b\u306a\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002\u7406\u7531\u306f\u5358\u7d14\u3067\u3001\u753b\u50cf\u306b\u306f\u5727\u7e2e\u30fb\u8272\u7a7a\u9593\u30fb\u30c1\u30e3\u30cd\u30eb\u69cb\u6210\u306a\u3069\u201c\u524d\u63d0\u6761\u4ef6\u201d\u304c\u3042\u308a\u3001\u305d\u3053\u3092\u5916\u3059\u3068\u89e3\u6790\u7d50\u679c\u304c\u30ce\u30a4\u30ba\u3060\u3089\u3051\u306b\u306a\u308b\u304b\u3089\u3067\u3059\u3002<\/p> <hr> <h3>PNG\u3068JPEG\u306f\u5225\u4e16\u754c\uff1a\u53ef\u9006\u304b\u975e\u53ef\u9006\u304b\u3067\u201c\u58ca\u308c\u65b9\u201d\u304c\u9055\u3046<\/h3> <p>PNG\u306f\u53ef\u9006\u5727\u7e2e\u3067\u3001\u753b\u7d20\u5024\u304c\u4fdd\u6301\u3055\u308c\u307e\u3059\u3002LSB\u306e\u3088\u3046\u306a\u300c\u753b\u7d20\u306e\u6700\u4e0b\u4f4d\u30d3\u30c3\u30c8\u306b\u60c5\u5831\u3092\u57cb\u3081\u308b\u300d\u7cfb\u306fPNG\u3068\u76f8\u6027\u304c\u826f\u3044\u3002\u4e00\u65b9JPEG\u306f\u975e\u53ef\u9006\u5727\u7e2e\u3067\u3001\u753b\u7d20\u3092\u5468\u6ce2\u6570\u6210\u5206\u306b\u5909\u63db\u3057\u91cf\u5b50\u5316\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u300c\u753b\u7d20LSB\u300d\u3092\u524d\u63d0\u306b\u3059\u308b\u3068\u3001\u305d\u3082\u305d\u3082\u4fdd\u5b58\u30fb\u518d\u5727\u7e2e\u3067\u5d29\u308c\u3084\u3059\u3044\u3002JPEG\u3067\u60c5\u5831\u3092\u96a0\u3059\u306a\u3089\u3001DCT\u4fc2\u6570\u5074\u3092\u4f7f\u3046\u7cfb\u306e\u624b\u6cd5\u306b\u5bc4\u308b\u3053\u3068\u304c\u591a\u304f\u3001\u89e3\u6790\u306e\u7b4b\u9053\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u8272\u7a7a\u9593\u30fb\u30a2\u30eb\u30d5\u30a1\u30fb\u30d1\u30ec\u30c3\u30c8\uff1a\u898b\u305f\u76ee\u304c\u540c\u3058\u3067\u3082\u5185\u90e8\u306f\u9055\u3046<\/h3> <p>\u540c\u3058PNG\u3067\u3082\u3001RGB\u304bRGBA\u304b\u3001\u30d1\u30ec\u30c3\u30c8\u5f62\u5f0f\u304b\u3001\u30ac\u30f3\u30de\u3084\u30ab\u30e9\u30fc\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u304c\u5165\u3063\u3066\u3044\u308b\u304b\u3067\u5185\u90e8\u8868\u73fe\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u30b9\u30c6\u30ac\u30ce\u306f\u3053\u306e\u201c\u8868\u73fe\u306e\u4f59\u5730\u201d\u3092\u4f7f\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u898b\u305f\u76ee\u306b\u5f71\u97ff\u3057\u306b\u304f\u3044\u30a2\u30eb\u30d5\u30a1\u30c1\u30e3\u30cd\u30eb\u3084\u3001\u4f7f\u308f\u308c\u3066\u3044\u306a\u3044\u8272\u306e\u9818\u57df\u3001\u30b3\u30e1\u30f3\u30c8\u30c1\u30e3\u30f3\u30af\u306a\u3069\u3067\u3059\u3002<\/p> <p>\u521d\u52d5\u306e\u30c1\u30a7\u30c3\u30af\u3068\u3057\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u89b3\u70b9\u304c\u5b9f\u52d9\u7684\u3067\u3059\u3002<\/p> <ul> <li>\u30c1\u30e3\u30cd\u30eb\u6570\uff1aRGB \/ RGBA \/ \u30b0\u30ec\u30fc\u30b9\u30b1\u30fc\u30eb<\/li> <li>\u30d3\u30c3\u30c8\u6df1\u5ea6\uff1a8bit\u304b16bit\u304b\uff08\u5bb9\u91cf\u30fb\u96a0\u3057\u3084\u3059\u3055\u304c\u5909\u308f\u308b\uff09<\/li> <li>\u30d1\u30ec\u30c3\u30c8\uff1a\u8272\u6570\u304c\u5c11\u306a\u3044\u306e\u306b\u30b5\u30a4\u30ba\u304c\u5927\u304d\u3044\u3001\u306a\u3069\u306e\u9055\u548c\u611f<\/li> <li>\u4ed8\u52a0\u60c5\u5831\uff1a\u30c6\u30ad\u30b9\u30c8\u30c1\u30e3\u30f3\u30af\u3001iCCP\u3001tEXt\/zTXt \u306a\u3069<\/li> <\/ul> <hr> <h3>\u201c\u62bd\u51fa\u201d\u306f\u6bb5\u968e\u3092\u8e0f\u3080\uff1a\u4eba\u9593\u306e\u76ee\u2192\u69cb\u9020\u2192\u30d3\u30c3\u30c8<\/h3> <p>\u624b\u9806\u3068\u3057\u3066\u304a\u3059\u3059\u3081\u306f\u3001\u6b21\u306e\u9806\u3067\u3059\u3002<\/p> <ol> <li>\u540c\u7a2e\u753b\u50cf\u3068\u4e26\u3079\u3066\u6bd4\u8f03\uff08\u89e3\u50cf\u5ea6\u3001\u8272\u5473\u3001\u30ce\u30a4\u30ba\u611f\uff09<\/li> <li>\u30e1\u30bf\u30c7\u30fc\u30bf\u3068\u69cb\u9020\u3092\u78ba\u8a8d\uff08\u30b3\u30e1\u30f3\u30c8\u3001\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3001\u7570\u5e38\u306a\u30c1\u30e3\u30f3\u30af\uff09<\/li> <li>\u305d\u308c\u3067\u3082\u602a\u3057\u3051\u308c\u3070\u3001LSB\u7b49\u306e\u30d3\u30c3\u30c8\u7cfb\u3092\u8a66\u3059<\/li> <\/ol> <p>\u3053\u306e\u9806\u5e8f\u306b\u3059\u308b\u3068\u3001LSB\u3067\u51fa\u3066\u304d\u305f\u201c\u305d\u308c\u3063\u307d\u3044\u30b4\u30df\u201d\u3092\u904e\u5927\u8a55\u4fa1\u3057\u306b\u304f\u3044\u3002\u3064\u307e\u308a\u3001\u8aa4\u691c\u77e5\u306e\u6b6f\u6b62\u3081\u304c\u52b9\u304d\u307e\u3059\u3002<\/p> <hr> <h3>\u3053\u3053\u304b\u3089\u5148\u306f\u300c\u4e00\u822c\u8ad6\u306e\u9650\u754c\u300d\u304c\u51fa\u3084\u3059\u3044<\/h3> <p>\u753b\u50cf\u30b9\u30c6\u30ac\u30ce\u306f\u3001\u4f7f\u308f\u308c\u308b\u30c4\u30fc\u30eb\u30fb\u624b\u6cd5\u30fb\u6697\u53f7\u5316\u306e\u6709\u7121\u3067\u96e3\u6613\u5ea6\u304c\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30d1\u30b9\u30d5\u30ec\u30fc\u30ba\u4ed8\u304d\u3067\u57cb\u3081\u8fbc\u307e\u308c\u3066\u3044\u305f\u308a\u3001\u8907\u6570\u30d5\u30a1\u30a4\u30eb\u306b\u5206\u5272\u3055\u308c\u3066\u3044\u305f\u308a\u3001\u518d\u5727\u7e2e\u3092\u524d\u63d0\u306b\u8010\u6027\u3092\u6301\u305f\u305b\u3066\u3044\u305f\u308a\u3059\u308b\u3068\u3001\u5165\u9580\u30ec\u30d9\u30eb\u306e\u624b\u9806\u3067\u306f\u201c\u898b\u3064\u304b\u3089\u306a\u3044\u201d\u3053\u3068\u3082\u666e\u901a\u306b\u8d77\u3053\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u7121\u7406\u306b\u65ad\u5b9a\u3059\u308b\u3068\u3001\u8abf\u67fb\u304c\u8ff7\u8d70\u3057\u304c\u3061\u3067\u3059\u3002<\/p> <p><strong>\u307e\u3068\u3081\uff1a<\/strong>\u7b2c4\u7ae0\u306f\u3001LSB\u306e\u524d\u306b\u300c\u5f62\u5f0f\u30fb\u5727\u7e2e\u30fb\u8272\u7a7a\u9593\u300d\u3068\u3044\u3046\u571f\u53f0\u3092\u56fa\u3081\u308b\u7ae0\u3067\u3059\u3002\u3053\u3053\u307e\u3067\u3092\u6574\u3048\u308b\u3068\u3001\u6b21\u306e\u7ae0\u3067\u6271\u3046\u5177\u4f53\u30c4\u30fc\u30eb\u3084\u5fa9\u5143\u30d7\u30ed\u30bb\u30b9\u304c\u3001\u30ce\u30a4\u30ba\u30ab\u30c3\u30c8\u3055\u308c\u305f\u5f62\u3067\u6a5f\u80fd\u3057\u307e\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec05\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u97f3\u58f0\u306e\u5165\u53e3\uff1a\u30b9\u30da\u30af\u30c8\u30eb\u306b\u6b8b\u308b\u201c\u4e0d\u81ea\u7136\u306a\u898f\u5247\u6027\u201d\u3068\u3001\u7121\u97f3\u533a\u9593\u306e\u610f\u5473<\/h2> <p>\u97f3\u58f0\u30b9\u30c6\u30ac\u30ce\u306f\u3001\u753b\u50cf\u3088\u308a\u3082\u300c\u5909\u63db\u304c\u631f\u307e\u308a\u3084\u3059\u3044\u300d\u5206\u3001\u5165\u9580\u8005\u304c\u3064\u307e\u305a\u304d\u3084\u3059\u3044\u9818\u57df\u3067\u3059\u3002\u793e\u5185\u306e\u3084\u308a\u53d6\u308a\u3067\u3082\u3001\u9332\u97f3\u2192\u5171\u6709\u2192\u30c1\u30e3\u30c3\u30c8\u8cbc\u308a\u4ed8\u3051\u2192\u518d\u30a8\u30f3\u30b3\u30fc\u30c9\u3001\u3068\u3044\u3046\u6d41\u308c\u304c\u5f53\u305f\u308a\u524d\u306b\u8d77\u304d\u307e\u3059\u3088\u306d\u3002\u305d\u3046\u3059\u308b\u3068\u3001\u57cb\u3081\u8fbc\u307e\u308c\u305f\u60c5\u5831\u304c\u58ca\u308c\u308b\u3053\u3068\u3082\u3042\u308c\u3070\u3001\u9006\u306b\u201c\u58ca\u308c\u308b\u3053\u3068\u3092\u524d\u63d0\u306b\u3057\u305f\u624b\u6cd5\u201d\u3067\u6b8b\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u73fe\u5834\u306e\u60a9\u307f\u3068\u3057\u3066\u306f\u3053\u3046\u3067\u3059\u3002<\/p> <p>\u300c\u97f3\u306f\u666e\u901a\u306b\u805e\u3051\u308b\u3002\u30ce\u30a4\u30ba\u3082\u305d\u3093\u306a\u306b\u306a\u3044\u3002\u2026\u3067\u3082\u3001\u3053\u3053\u306b\u4f55\u304b\u3042\u308b\u3063\u3066\u8a00\u308f\u308c\u308b\u3068\u3001\u3069\u3053\u3092\u898b\u308c\u3070\uff1f\u300d<\/p> <p>\u3053\u306e\u7ae0\u306f\u3001\u30c4\u30fc\u30eb\u306e\u524d\u306b\u201c\u89b3\u5bdf\u306e\u30dd\u30a4\u30f3\u30c8\u201d\u3092\u6574\u7406\u3057\u3066\u3001\u8abf\u67fb\u306e\u7a7a\u6c17\u3092\u843d\u3061\u7740\u304b\u305b\u308b\uff08\u30af\u30fc\u30eb\u30c0\u30a6\u30f3\u3059\u308b\uff09\u3053\u3068\u3092\u72d9\u3044\u307e\u3059\u3002<\/p> <hr> <h3>\u307e\u305a\u306f\u5f62\u5f0f\u306e\u78ba\u8a8d\uff1aWAV\u306f\u201c\u6271\u3044\u3084\u3059\u3044\u201d\u3001MP3\/AAC\u306f\u201c\u7656\u304c\u5f37\u3044\u201d<\/h3> <p>\u975e\u5727\u7e2e\uff08\u4f8b\uff1aWAV\/PCM\uff09\u306f\u3001\u6ce2\u5f62\u304c\u305d\u306e\u307e\u307e\u4fdd\u6301\u3055\u308c\u308b\u305f\u3081\u3001LSB\u306b\u8fd1\u3044\u767a\u60f3\uff08\u6ce2\u5f62\u306e\u6700\u4e0b\u4f4d\u30d3\u30c3\u30c8\u306b\u60c5\u5831\uff09\u3084\u3001\u7121\u97f3\u533a\u9593\u306e\u5229\u7528\u306a\u3069\u304c\u6210\u7acb\u3057\u3084\u3059\u3044\u3067\u3059\u3002\u4e00\u65b9\u3001MP3\/AAC\u306a\u3069\u306e\u975e\u53ef\u9006\u5727\u7e2e\u306f\u3001\u5468\u6ce2\u6570\u9818\u57df\u3067\u306e\u7b26\u53f7\u5316\u30fb\u91cf\u5b50\u5316\u30fb\u5fc3\u7406\u97f3\u97ff\u30e2\u30c7\u30eb\u304c\u7d61\u307f\u3001\u6ce2\u5f62\u3092\u76f4\u63a5\u3044\u3058\u3063\u305f\u60c5\u5831\u306f\u58ca\u308c\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u4ee3\u308f\u308a\u3001\u5727\u7e2e\u306e\u4ed5\u7d44\u307f\u306b\u5bc4\u308a\u6dfb\u3063\u305f\u57cb\u3081\u8fbc\u307f\u304c\u3042\u308a\u5f97\u307e\u3059\u3002<\/p> <p>\u5165\u9580\u6bb5\u968e\u3067\u306e\u5b9f\u52d9\u7684\u306a\u5224\u65ad\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3001\u300c\u307e\u305a\u306f\u30aa\u30ea\u30b8\u30ca\u30eb\u306e\u5f62\u5f0f\u304c\u4f55\u304b\u300d\u300c\u9014\u4e2d\u3067\u518d\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u3066\u3044\u306a\u3044\u304b\u300d\u3092\u62bc\u3055\u3048\u307e\u3059\u3002\u518d\u30a8\u30f3\u30b3\u30fc\u30c9\u304c\u7591\u308f\u308c\u308b\u5834\u5408\u306f\u3001\u53ef\u80fd\u306a\u3089\u5143\u30c7\u30fc\u30bf\uff08\u9332\u97f3\u5143\u3001\u9001\u4fe1\u5143\u3001\u30af\u30e9\u30a6\u30c9\u306e\u539f\u672c\uff09\u3092\u78ba\u4fdd\u3059\u308b\u306e\u304c\u6700\u512a\u5148\u3067\u3059\u3002<\/p> <hr> <h3>\u89b3\u5bdf\u30dd\u30a4\u30f3\u30c81\uff1a\u7121\u97f3\u533a\u9593\u306f\u201c\u7a7a\u201d\u3067\u306f\u306a\u3044<\/h3> <p>\u6ce2\u5f62\u4e0a\u306e\u7121\u97f3\u533a\u9593\u306f\u3001\u898b\u305f\u76ee\u306f\u5e73\u3089\u306b\u898b\u3048\u3066\u3082\u3001\u5185\u90e8\u7684\u306b\u306f\u5fae\u5c0f\u306a\u63fa\u3089\u304e\u304c\u5b58\u5728\u3057\u307e\u3059\u3002\u3053\u3053\u306b\u898f\u5247\u7684\u306a\u30d3\u30c3\u30c8\u5217\u3092\u5fcd\u3070\u305b\u308b\u767a\u60f3\u306f\u81ea\u7136\u3067\u3059\u3002\u7279\u306bWAV\u306e\u3088\u3046\u306a\u975e\u5727\u7e2e\u3067\u306f\u3001\u7121\u97f3\u90e8\u306e\u201c\u5fae\u5c0f\u306a\u3086\u3089\u304e\u201d\u304c\u305d\u306e\u307e\u307e\u6b8b\u308a\u3084\u3059\u3044\u3002\u53cd\u5bfe\u306b\u3001\u5f37\u3044\u30ce\u30a4\u30ba\u9664\u53bb\u3084\u518d\u5727\u7e2e\u304c\u631f\u307e\u308b\u3068\u6d88\u3048\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p> <p>\u5b9f\u52d9\u3067\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u9055\u548c\u611f\u304c\u30d2\u30f3\u30c8\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <ul> <li>\u7121\u97f3\u533a\u9593\u304c\u4e0d\u81ea\u7136\u306b\u9577\u3044\u3001\u3042\u308b\u3044\u306f\u4e0d\u81ea\u7136\u306b\u591a\u3044<\/li> <li>\u7121\u97f3\u306e\u306f\u305a\u306a\u306e\u306b\u3001\u4e00\u5b9a\u5468\u671f\u306e\u5fae\u5c0f\u306a\u6ce2\u5f62\u304c\u898b\u3048\u308b<\/li> <li>\u533a\u5207\u308a\u3054\u3068\u306b\u201c\u540c\u3058\u5f62\u201d\u304c\u7e70\u308a\u8fd4\u3055\u308c\u308b<\/li> <\/ul> <p>\u3082\u3061\u308d\u3093\u3001\u3053\u308c\u3060\u3051\u3067\u65ad\u5b9a\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u9332\u97f3\u74b0\u5883\u306e\u30cf\u30e0\u30ce\u30a4\u30ba\u3084\u6a5f\u6750\u30ce\u30a4\u30ba\u3067\u3082\u4f3c\u305f\u73fe\u8c61\u306f\u8d77\u304d\u307e\u3059\u3002\u3053\u3053\u3067\u3082\u300c\u5358\u72ec\u5224\u5b9a\u3057\u306a\u3044\u300d\u304c\u91cd\u8981\u3067\u3059\u3002<\/p> <hr> <h3>\u89b3\u5bdf\u30dd\u30a4\u30f3\u30c82\uff1a\u30b9\u30da\u30af\u30c8\u30eb\u306b\u51fa\u308b\u201c\u898f\u5247\u6027\u201d\u3092\u63a2\u3059<\/h3> <p>\u97f3\u58f0\u306f\u3001\u4eba\u9593\u306e\u8033\u304c\u6c17\u3065\u304d\u306b\u304f\u3044\u9ad8\u57df\u3084\u3001\u7279\u5b9a\u5e2f\u57df\u306e\u5fae\u5c0f\u306a\u5909\u5316\u306b\u60c5\u5831\u3092\u4e57\u305b\u308b\u4f59\u5730\u304c\u3042\u308a\u307e\u3059\u3002\u30b9\u30da\u30af\u30c8\u30ed\u30b0\u30e9\u30e0\u3067\u898b\u308b\u3068\u3001\u81ea\u7136\u97f3\u58f0\u3067\u306f\u51fa\u306b\u304f\u3044\u300c\u7d30\u3044\u7dda\u304c\u4e00\u5b9a\u9593\u9694\u3067\u4e26\u3076\u300d\u300c\u540c\u3058\u5468\u6ce2\u6570\u306b\u3060\u3051\u4e0d\u81ea\u7136\u306a\u5f37\u8abf\u304c\u3042\u308b\u300d\u3068\u3044\u3063\u305f\u898f\u5247\u6027\u304c\u898b\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <p>\u305f\u3060\u3057\u3001\u3053\u3053\u3082\u6ce8\u610f\u70b9\u304c\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u30b3\u30fc\u30c7\u30c3\u30af\u7531\u6765\u306e\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u3084\u3001\u97f3\u58f0\u7de8\u96c6\u30bd\u30d5\u30c8\u306e\u51e6\u7406\uff08\u30ce\u30a4\u30ba\u9664\u53bb\u30fb\u30b3\u30f3\u30d7\u30ec\u30c3\u30b5\u30fb\u30ea\u30df\u30c3\u30bf\uff09\u3067\u3082\u898f\u5247\u6027\u3063\u307d\u3044\u30d1\u30bf\u30fc\u30f3\u306f\u751f\u307e\u308c\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u30b9\u30da\u30af\u30c8\u30eb\u6240\u898b\u306f\u201c\u7591\u3044\u3092\u5f37\u3081\u308b\u6750\u6599\u201d\u3068\u3057\u3066\u6271\u3044\u3001\u6b21\u306e\u7ae0\u3067\u6271\u3046\u62bd\u51fa\u30fb\u5fa9\u5143\u306e\u624b\u9806\u306b\u9032\u3081\u308b\u304b\u3069\u3046\u304b\u306e\u5224\u65ad\u6750\u6599\u306b\u3059\u308b\u306e\u304c\u5b89\u5168\u3067\u3059\u3002<\/p> <hr> <h3>\u89b3\u5bdf\u30dd\u30a4\u30f3\u30c83\uff1a\u30e1\u30bf\u30c7\u30fc\u30bf\u3068\u30b3\u30f3\u30c6\u30ca\u306e\u201c\u4f59\u767d\u201d<\/h3> <p>\u97f3\u58f0\u30d5\u30a1\u30a4\u30eb\u306f\u3001\u6ce2\u5f62\uff08\u97f3\u305d\u306e\u3082\u306e\uff09\u4ee5\u5916\u306b\u3001\u30bf\u30b0\u60c5\u5831\u3084\u30c1\u30e3\u30f3\u30af\uff08RIFF\/WAV\u306e\u62e1\u5f35\u9818\u57df\u306a\u3069\uff09\u3092\u6301\u3064\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u306b\u6587\u5b57\u5217\u3084\u30d0\u30a4\u30ca\u30ea\u3092\u4ed5\u8fbc\u3080\u624b\u53e3\u3082\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u300c\u6ce2\u5f62\u306e\u30b9\u30c6\u30ac\u30ce\u300d\u3068\u3044\u3046\u3088\u308a\u300c\u30d5\u30a1\u30a4\u30eb\u69cb\u9020\u306e\u60aa\u7528\u300d\u306b\u8fd1\u3044\u3067\u3059\u304c\u3001\u5b9f\u52d9\u306e\u5165\u53e3\u3068\u3057\u3066\u306f\u540c\u3058\u3067\u3001\u307e\u305a\u306f\u69cb\u9020\u3092\u898b\u3066\u201c\u4f59\u767d\u201d\u306e\u4e0d\u81ea\u7136\u3055\u3092\u63a2\u3057\u307e\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%; margin:10px 0;\"> <tr> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u89b3\u70b9<\/th> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u78ba\u8a8d\u3059\u308b\u4f8b<\/th> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u6ce8\u610f<\/th> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">\u30bf\u30b0<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u30bf\u30a4\u30c8\u30eb\/\u30b3\u30e1\u30f3\u30c8\/\u4f5c\u6210\u30bd\u30d5\u30c8\/\u30a2\u30fc\u30c8\u30ef\u30fc\u30af<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u6b63\u898f\u306e\u904b\u7528\u3067\u3082\u5165\u308b\u305f\u3081\u3001\u5358\u72ec\u3067\u65ad\u5b9a\u3057\u306a\u3044<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">\u30b3\u30f3\u30c6\u30ca\u69cb\u9020<\/td> <td style=\"border:1px solid #999; padding:8px;\">WAV\u306e\u8ffd\u52a0\u30c1\u30e3\u30f3\u30af\u3001MP3\u306eID3\u9818\u57df<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u30b3\u30e1\u30f3\u30c8\u6b04\u306b\u5927\u304d\u306a\u30c7\u30fc\u30bf\u304c\u5165\u308b\u30b1\u30fc\u30b9\u3082\u3042\u308b<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">\u518d\u30a8\u30f3\u30b3\u30fc\u30c9<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\/\u30b5\u30f3\u30d7\u30eb\u30ec\u30fc\u30c8\u306e\u6025\u306a\u5909\u5316\u3001\u30a8\u30f3\u30b3\u30fc\u30c0\u540d<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u5171\u6709\u7d4c\u8def\uff08\u30c1\u30e3\u30c3\u30c8\/\u30af\u30e9\u30a6\u30c9\uff09\u304c\u5909\u63db\u3059\u308b\u3053\u3068\u3082\u3042\u308b<\/td> <\/tr> <\/table> <hr> <h3>\u8a3c\u62e0\u4fdd\u5168\u306e\u89b3\u70b9\uff1a\u97f3\u58f0\u306f\u201c\u52a0\u5de5\u3057\u3084\u3059\u3044\u201d\u304b\u3089\u3053\u305d\u614e\u91cd\u306b<\/h3> <p>\u97f3\u58f0\u306f\u3001\u30c8\u30ea\u30df\u30f3\u30b0\u30fb\u30ce\u30a4\u30ba\u9664\u53bb\u30fb\u97f3\u91cf\u8abf\u6574\u306a\u3069\u304c\u7c21\u5358\u3067\u3001\u3064\u3044\u7de8\u96c6\u3057\u3066\u3057\u307e\u3044\u304c\u3061\u3067\u3059\u3002\u3057\u304b\u3057\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u8abf\u67fb\u3067\u306f\u3001\u7de8\u96c6\u306f\u6539\u5909\u3068\u307f\u306a\u3055\u308c\u308b\u30ea\u30b9\u30af\u304c\u3042\u308a\u307e\u3059\u3002\u89e3\u6790\u7528\u306b\u5225\u30b3\u30d4\u30fc\u3092\u4f5c\u308a\u3001\u30aa\u30ea\u30b8\u30ca\u30eb\u306e\u30cf\u30c3\u30b7\u30e5\u3092\u4fdd\u6301\u3057\u3001\u51e6\u7406\u306e\u30ed\u30b0\u3092\u6b8b\u3059\u3002\u3053\u3053\u306f\u753b\u50cf\u4ee5\u4e0a\u306b\u5fb9\u5e95\u3057\u305f\u65b9\u304c\u5b89\u5168\u3067\u3059\u3002<\/p> <p><strong>\u307e\u3068\u3081\uff1a<\/strong>\u7b2c5\u7ae0\u306e\u7d50\u8ad6\u306f\u3001\u300c\u97f3\u58f0\u306f\u201c\u7121\u97f3\u201d\u3068\u201c\u5468\u6ce2\u6570\u201d\u306b\u30d2\u30f3\u30c8\u304c\u51fa\u3084\u3059\u3044\u304c\u3001\u30b3\u30fc\u30c7\u30c3\u30af\u7531\u6765\u306e\u7f60\u3082\u591a\u3044\u300d\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u6b21\u306e\u7ae0\u3067\u306f\u3001\u5178\u578b\u30d1\u30bf\u30fc\u30f3\uff08\u30d1\u30b9\u30d5\u30ec\u30fc\u30ba\u578b\u3001\u5206\u5272\u578b\u306a\u3069\uff09\u3092\u524d\u63d0\u306b\u3001\u62bd\u51fa\u30fb\u5fa9\u5143\u3092\u201c\u6bb5\u968e\u5316\u201d\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec06\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u5178\u578b\u30d1\u30bf\u30fc\u30f3\u5225\u306b\u5f53\u3066\u308b\uff1a\u30d1\u30b9\u30d5\u30ec\u30fc\u30ba\u578b\uff0f\u30d5\u30e9\u30b0\u57cb\u3081\u8fbc\u307f\u578b\uff0f\u5206\u5272\u30fb\u591a\u6bb5\u578b<\/h2> <p>\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u304c\u3057\u3093\u3069\u304f\u306a\u308b\u306e\u306f\u3001\u300c\u4f55\u304c\u51fa\u3066\u304f\u308b\u306e\u304b\u5206\u304b\u3089\u306a\u3044\u300d\u72b6\u614b\u3067\u8a66\u884c\u932f\u8aa4\u304c\u5897\u3048\u308b\u3068\u304d\u3067\u3059\u3002\u305d\u3053\u3067\u5b9f\u52d9\u3067\u306f\u3001\u30d1\u30bf\u30fc\u30f3\u3092\u3044\u304f\u3064\u304b\u306b\u5206\u3051\u3066\u201c\u5f53\u3066\u306b\u884c\u304f\u201d\u65b9\u304c\u3001\u6642\u9593\u3068\u5224\u65ad\u306e\u4e21\u65b9\u3067\u6709\u5229\u306b\u306a\u308a\u307e\u3059\u3002\u8a00\u3044\u63db\u3048\u308b\u3068\u3001\u8abf\u67fb\u306e\u30d6\u30ec\u30fc\u30ad\uff08\u6b6f\u6b62\u3081\uff09\u3092\u4f5c\u308b\u3001\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p> <hr> <h3>\u30d1\u30bf\u30fc\u30f31\uff1a\u30d5\u30e9\u30b0\u57cb\u3081\u8fbc\u307f\u578b\uff08\u77ed\u3044\u6587\u5b57\u5217\u30fb\u5c0f\u3055\u306a\u65ad\u7247\uff09<\/h3> <p>CTF\u306a\u3069\u3067\u99b4\u67d3\u307f\u304c\u3042\u308b\u306e\u304c\u3053\u306e\u30bf\u30a4\u30d7\u3067\u3001\u77ed\u3044\u30e1\u30c3\u30bb\u30fc\u30b8\u3084\u65ad\u7247\u304c\u753b\u50cf\u30fb\u97f3\u58f0\u306b\u57cb\u3081\u8fbc\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u5b9f\u52d9\u3067\u3082\u300cURL\u300d\u300cIP\u300d\u300c\u9375\u7d20\u6750\u306e\u4e00\u90e8\u300d\u300c\u6b21\u6bb5\u306e\u53d6\u5f97\u5148\u300d\u3068\u3044\u3063\u305f\u77ed\u3044\u60c5\u5831\u304c\u72d9\u308f\u308c\u307e\u3059\u3002\u7279\u5fb4\u306f\u3001\u62bd\u51fa\u306b\u6210\u529f\u3059\u308b\u3068\u6bd4\u8f03\u7684\u3059\u3050\u201c\u610f\u5473\u304c\u3042\u308b\u201d\u6587\u5b57\u5217\u304c\u51fa\u308b\u3053\u3068\u3067\u3059\u3002<\/p> <p>\u305f\u3060\u3057\u843d\u3068\u3057\u7a74\u3068\u3057\u3066\u3001\u51fa\u3066\u304d\u305f\u6587\u5b57\u5217\u304c\u305d\u306e\u307e\u307e\u3067\u306f\u306a\u304f\u3001\u3055\u3089\u306b\u5225\u306e\u5909\u63db\uff08Base64\u3001\u5727\u7e2e\u3001\u6697\u53f7\u5316\uff09\u3092\u7d4c\u3066\u3044\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3064\u307e\u308a\u300c\u51fa\u305f\uff1d\u7d42\u308f\u308a\u300d\u3067\u306f\u306a\u304f\u300c\u51fa\u305f\uff1d\u6b21\u306e\u624b\u304c\u304b\u308a\u300d\u3067\u3059\u3002<\/p> <hr> <h3>\u30d1\u30bf\u30fc\u30f32\uff1a\u30d1\u30b9\u30d5\u30ec\u30fc\u30ba\u578b\uff08\u62bd\u51fa\u3067\u304d\u308b\u304c\u89e3\u8aad\u3067\u304d\u306a\u3044\uff09<\/h3> <p>\u5165\u9580\u8005\u304c\u6700\u3082\u8a70\u307e\u308a\u3084\u3059\u3044\u306e\u304c\u3053\u308c\u3067\u3059\u3002\u30c4\u30fc\u30eb\u3067\u62bd\u51fa\u3059\u308b\u3068\u201c\u305d\u308c\u3063\u307d\u3044\u30d0\u30a4\u30c8\u5217\u201d\u306f\u51fa\u308b\u3002\u3067\u3082\u8aad\u3081\u306a\u3044\u3002\u3053\u3053\u3067\u300c\u5931\u6557\u3057\u305f\u300d\u3068\u5224\u65ad\u3057\u304c\u3061\u3067\u3059\u304c\u3001\u5b9f\u969b\u306f\u300c\u62bd\u51fa\u306f\u6210\u529f\u3057\u3066\u3044\u308b\u304c\u3001\u5fa9\u53f7\u306b\u5fc5\u8981\u306a\u6761\u4ef6\u304c\u8db3\u308a\u306a\u3044\u300d\u72b6\u614b\u306e\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <p>\u73fe\u5834\u306e\u5fc3\u306e\u4f1a\u8a71\u306f\u3053\u3046\u306a\u308a\u307e\u3059\u3002<\/p> <p>\u300c\u51fa\u305f\u3051\u3069\u8aad\u3081\u306a\u3044\u2026\u3002\u3053\u306e\u6642\u9593\u3001\u610f\u5473\u3042\u308b\u306e\u304b\u306a\u300d<\/p> <p>\u610f\u5473\u306f\u3042\u308a\u307e\u3059\u3002\u306a\u305c\u306a\u3089\u3001\u62bd\u51fa\u7d50\u679c\u306e\u5b58\u5728\u81ea\u4f53\u304c\u300c\u96a0\u3057\u30c7\u30fc\u30bf\u304c\u3042\u308b\u300d\u6839\u62e0\u306b\u306a\u308a\u3001\u3055\u3089\u306b\u30d1\u30b9\u30d5\u30ec\u30fc\u30ba\u63a2\u7d22\uff08\u8f9e\u66f8\u3001\u30d2\u30f3\u30c8\u3001\u95a2\u4fc2\u8005\u306e\u547d\u540d\u898f\u5247\uff09\u306b\u9032\u3080\u5224\u65ad\u304c\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u3053\u304b\u3089\u5148\u306f\u4e00\u822c\u8ad6\u306e\u9650\u754c\u304c\u5f37\u304f\u51fa\u307e\u3059\u3002\u63a2\u7d22\u306e\u7bc4\u56f2\u3084\u5408\u6cd5\u6027\u3001\u30ed\u30b0\u306e\u53d6\u308a\u6271\u3044\u3001\u7d44\u7e54\u5185\u306e\u6a29\u9650\u306a\u3069\u3001\u500b\u5225\u6848\u4ef6\u306e\u8a2d\u8a08\u304c\u5fc5\u8981\u306b\u306a\u308b\u304b\u3089\u3067\u3059\u3002<\/p> <hr> <h3>\u30d1\u30bf\u30fc\u30f33\uff1a\u5206\u5272\u30fb\u591a\u6bb5\u578b\uff08\u5358\u4f53\u3067\u306f\u610f\u5473\u304c\u306a\u3044\uff09<\/h3> <p>\u5b9f\u52d9\u3067\u5384\u4ecb\u306a\u306e\u304c\u5206\u5272\u578b\u3067\u3059\u30021\u3064\u306e\u30d5\u30a1\u30a4\u30eb\u3060\u3051\u898b\u3066\u3082\u610f\u5473\u304c\u306a\u3044\u3002\u8907\u6570\u306e\u753b\u50cf\u3001\u8907\u6570\u306e\u97f3\u58f0\u3001\u3042\u308b\u3044\u306f\u753b\u50cf\uff0b\u30c6\u30ad\u30b9\u30c8\u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u521d\u3081\u3066\u5fa9\u5143\u3067\u304d\u308b\u3002\u3055\u3089\u306b\u591a\u6bb5\u578b\u3060\u3068\u3001\u62bd\u51fa\u3057\u305f\u3082\u306e\u304c\u6b21\u306e\u30b9\u30c6\u30ac\u30ce\u5165\u529b\u306b\u306a\u3063\u3066\u3044\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002<\/p> <p>\u5206\u5272\u578b\u306e\u5178\u578b\u7684\u306a\u30b5\u30a4\u30f3\u306f\u3001<\/p> <ul> <li>\u540c\u3058\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u4f3c\u305f\u30b5\u30a4\u30ba\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u8907\u6570\u5230\u7740\u3059\u308b<\/li> <li>\u547d\u540d\u898f\u5247\u3084\u9023\u756a\u304c\u4e0d\u81ea\u7136\u306b\u63c3\u3063\u3066\u3044\u308b<\/li> <li>\u5358\u4f53\u3067\u306f\u201c\u30ce\u30a4\u30ba\u201d\u306b\u3057\u304b\u898b\u3048\u306a\u3044\u304c\u3001\u307e\u3068\u3081\u3066\u51e6\u7406\u3059\u308b\u3068\u4f55\u304b\u304c\u51fa\u308b<\/li> <\/ul> <p>\u3053\u306e\u30bf\u30a4\u30d7\u306f\u3001\u5bfe\u8c61\u30d5\u30a1\u30a4\u30eb\u306e\u201c\u96c6\u5408\u201d\u3092\u3069\u3046\u5b9a\u7fa9\u3059\u308b\u304b\u304c\u52dd\u8ca0\u3067\u3059\u3002\u3053\u3053\u3067\u3082\u7b2c3\u7ae0\u306e\u300c\u9055\u548c\u611f\u306e\u8a00\u8a9e\u5316\u300d\u304c\u52b9\u304d\u307e\u3059\u3002<\/p> <hr> <h3>\u201c\u5f53\u3066\u306b\u884c\u304f\u201d\u305f\u3081\u306e\u5b9f\u52d9\u7684\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h3> <p>\u30d1\u30bf\u30fc\u30f3\u3092\u898b\u6975\u3081\u308b\u305f\u3081\u306b\u3001\u6b21\u306e\u3088\u3046\u306a\u6574\u7406\u304c\u5f79\u306b\u7acb\u3061\u307e\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%; margin:10px 0;\"> <tr> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u9805\u76ee<\/th> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u898b\u308b\u3053\u3068<\/th> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u5224\u65ad\u306e\u65b9\u5411<\/th> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">\u62bd\u51fa\u7d50\u679c\u306e\u201c\u53ef\u8aad\u6027\u201d<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u8aad\u3081\u308b\u6587\u5b57\u5217\u304c\u51fa\u308b\u304b\u3001\u30d0\u30a4\u30ca\u30ea\u304b<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u53ef\u8aad\u2192\u30d5\u30e9\u30b0\u578b\u5bc4\u308a\uff0f\u30d0\u30a4\u30ca\u30ea\u2192\u30d1\u30b9\u30d5\u30ec\u30fc\u30ba\u578b\u30fb\u591a\u6bb5\u578b\u3092\u7591\u3046<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">\u5bfe\u8c61\u306e\u201c\u6570\u201d<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u5358\u4f53\u304b\u3001\u8907\u6570\u304b<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u8907\u6570\u2192\u5206\u5272\u578b\u306e\u53ef\u80fd\u6027\u304c\u4e0a\u304c\u308b<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">\u5171\u6709\u7d4c\u8def<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u518d\u30a8\u30f3\u30b3\u30fc\u30c9\u3084\u5909\u63db\u304c\u631f\u307e\u308b\u304b<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u5909\u63db\u3042\u308a\u2192\u8010\u6027\u304c\u3042\u308b\u624b\u6cd5\u304b\u3001\u5143\u30c7\u30fc\u30bf\u78ba\u4fdd\u304c\u5fc5\u8981<\/td> <\/tr> <\/table> <p><strong>\u307e\u3068\u3081\uff1a<\/strong>\u7b2c6\u7ae0\u306f\u3001\u89e3\u6790\u3092\u300c\u95c7\u96f2\u306a\u8a66\u884c\u300d\u304b\u3089\u300c\u4eee\u8aac\u30d9\u30fc\u30b9\u306e\u5f53\u3066\u8fbc\u307f\u300d\u306b\u5909\u3048\u308b\u7ae0\u3067\u3059\u3002\u6b21\u306e\u7ae0\u3067\u306f\u3001\u30c4\u30fc\u30eb\u3092\u201c\u5f79\u5272\u5206\u62c5\u201d\u3068\u3057\u3066\u6574\u7406\u3057\u3001\u518d\u73fe\u53ef\u80fd\u306a\u624b\u9806\u306b\u843d\u3068\u3057\u307e\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec07\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u30c4\u30fc\u30eb\u306e\u9078\u3073\u65b9\uff1astrings\u3060\u3051\u3067\u7d42\u308f\u3089\u305b\u306a\u3044\u3001binwalk\u30fbstegseek\u30fbffmpeg\u306e\u5f79\u5272\u5206\u62c5<\/h2> <p>\u3053\u3053\u304b\u3089\u306f\u3001\u5177\u4f53\u7684\u306a\u4f5c\u696d\u624b\u9806\u306e\u8a71\u306b\u5165\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u5927\u524d\u63d0\u3068\u3057\u3066\u3001\u30c4\u30fc\u30eb\u540d\u3092\u4e26\u3079\u308b\u3053\u3068\u81ea\u4f53\u304c\u76ee\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u76ee\u7684\u306f\u300c\u518d\u73fe\u53ef\u80fd\u306a\u624b\u9806\u3092\u4f5c\u308a\u3001\u8aa4\u691c\u77e5\u3092\u6e1b\u3089\u3057\u3001\u5fc5\u8981\u306a\u3089\u5c02\u9580\u5bb6\u3078\u5f15\u304d\u7d99\u3052\u308b\u72b6\u614b\u306b\u6574\u3048\u308b\u300d\u3053\u3068\u3067\u3059\u3002<\/p> <p>\u73fe\u5834\u306e\u5fc3\u306e\u4f1a\u8a71\u3068\u3057\u3066\u306f\u3053\u3046\u3067\u3059\u3002<\/p> <p>\u300c\u307e\u305f\u65b0\u3057\u3044\u30c4\u30fc\u30eb\uff1f\u3069\u3046\u305b\u904b\u7528\u304c\u5897\u3048\u308b\u3060\u3051\u3058\u3083\u306a\u3044\u306e\u3063\u3066\u3001\u6b63\u76f4\u601d\u3044\u307e\u3059\u3088\u306d\u3002\u300d<\/p> <p>\u305d\u306e\u7591\u3044\u306f\u5065\u5168\u3067\u3059\u3002\u3060\u304b\u3089\u3053\u305d\u3001\u201c\u5f79\u5272\u5206\u62c5\u201d\u3067\u6700\u5c0f\u69cb\u6210\u306b\u843d\u3068\u3057\u307e\u3059\u3002<\/p> <hr> <h3>\u5f79\u52721\uff1a\u307e\u305a\u306f\u30d5\u30a1\u30a4\u30eb\u306e\u4e2d\u8eab\u3092\u201c\u5206\u89e3\u3057\u3066\u773a\u3081\u308b\u201d<\/h3> <p>\u30b9\u30c6\u30ac\u30ce\u306e\u5165\u53e3\u306f\u3001\u753b\u50cf\u30fb\u97f3\u58f0\u3092\u300c\u30e1\u30c7\u30a3\u30a2\u300d\u3068\u3057\u3066\u898b\u308b\u524d\u306b\u300c\u30d0\u30a4\u30ca\u30ea\u300d\u3068\u3057\u3066\u898b\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002\u3053\u3053\u3067\u5f79\u7acb\u3064\u306e\u304c\u3001\u57cb\u3081\u8fbc\u307f\u30c7\u30fc\u30bf\u3084\u5225\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u304c\u6df7\u5165\u3057\u3066\u3044\u306a\u3044\u304b\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306e\u5206\u89e3\u30fb\u5217\u6319\u7cfb\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u3067\u3059\u3002<\/p> <ul> <li>\u6587\u5b57\u5217\u306e\u3056\u3063\u304f\u308a\u78ba\u8a8d\uff08\u53ef\u8aad\u60c5\u5831\u306e\u6709\u7121\uff09<\/li> <li>\u30d5\u30a1\u30a4\u30eb\u69cb\u9020\u306e\u5217\u6319\uff08\u30c1\u30e3\u30f3\u30af\u3084\u30bb\u30b0\u30e1\u30f3\u30c8\u306e\u4e0d\u81ea\u7136\u3055\uff09<\/li> <li>\u5225\u5f62\u5f0f\u306e\u6df7\u5728\uff08\u753b\u50cf\u306e\u672b\u5c3e\u306b\u5225\u30a2\u30fc\u30ab\u30a4\u30d6\u7b49\u304c\u4ed8\u304f\u3001\u306a\u3069\uff09<\/li> <\/ul> <p>\u3053\u308c\u3060\u3051\u3067\u3082\u300c\u30e1\u30c7\u30a3\u30a2\u306b\u898b\u305b\u304b\u3051\u305f\u30b3\u30f3\u30c6\u30ca\u300d\u30bf\u30a4\u30d7\u3092\u65e9\u671f\u306b\u62fe\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u5f79\u52722\uff1a\u753b\u50cf\u30b9\u30c6\u30ac\u30ce\u306e\u201c\u5c02\u7528\u201d\u3092\u5f53\u3066\u308b\uff08\u305f\u3060\u3057\u904e\u4fe1\u3057\u306a\u3044\uff09<\/h3> <p>\u753b\u50cf\u306e\u4ee3\u8868\u7684\u306a\u30b9\u30c6\u30ac\u30ce\u306f\u3001\u5c02\u7528\u30c4\u30fc\u30eb\u304c\u5f37\u3044\u9818\u57df\u304c\u3042\u308a\u307e\u3059\u3002\u7279\u5b9a\u624b\u6cd5\u306b\u9069\u5408\u3059\u308b\u3068\u3001\u62bd\u51fa\u304c\u4e00\u6c17\u306b\u9032\u307f\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30c4\u30fc\u30eb\u304c\u30d2\u30c3\u30c8\u3057\u306a\u3044\uff1d\u5b58\u5728\u3057\u306a\u3044\u3001\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u624b\u6cd5\u306e\u9055\u3044\u3001\u518d\u5727\u7e2e\u3001\u30d1\u30b9\u30d5\u30ec\u30fc\u30ba\u3001\u5206\u5272\u306a\u3069\u3067\u7c21\u5358\u306b\u5916\u308c\u307e\u3059\u3002<\/p> <p>\u3057\u305f\u304c\u3063\u3066\u3001\u30c4\u30fc\u30eb\u306e\u4f7f\u3044\u65b9\u306f\u300c\u30d2\u30c3\u30c8\u3059\u308c\u3070\u5132\u3051\u3082\u306e\u300d\u300c\u30d2\u30c3\u30c8\u3057\u306a\u3051\u308c\u3070\u6b21\u306e\u4eee\u8aac\u3078\u300d\u3068\u3044\u3046\u4f4d\u7f6e\u3065\u3051\u304c\u5b89\u5168\u3067\u3059\u3002\u3053\u3053\u3067\u201c\u65ad\u5b9a\u306e\u66b4\u8d70\u201d\u3092\u6291\u3048\u8fbc\u307f\u3001\u8abf\u67fb\u306e\u6e29\u5ea6\u3092\u4e0b\u3052\u307e\u3059\u3002<\/p> <hr> <h3>\u5f79\u52723\uff1a\u97f3\u58f0\u306f\u201c\u5909\u63db\u3068\u53ef\u8996\u5316\u201d\u304c\u4e3b\u6226\u5834<\/h3> <p>\u97f3\u58f0\u306f\u3001\u307e\u305a\u6ce2\u5f62\u30fb\u30b9\u30da\u30af\u30c8\u30eb\u3092\u89b3\u5bdf\u3067\u304d\u308b\u5f62\u306b\u6574\u3048\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u5909\u63db\u3084\u30b5\u30f3\u30d7\u30eb\u30ec\u30fc\u30c8\u7d71\u4e00\u306a\u3069\u3001\u524d\u51e6\u7406\u3067\u898b\u3048\u308b\u3082\u306e\u304c\u5897\u3048\u307e\u3059\u3002\u52a0\u3048\u3066\u3001\u30b3\u30f3\u30c6\u30ca\u3084\u30bf\u30b0\u306e\u60c5\u5831\u3082\u4e00\u7dd2\u306b\u78ba\u8a8d\u3057\u3001\u6ce2\u5f62\u306e\u30b9\u30c6\u30ac\u30ce\u306a\u306e\u304b\u3001\u69cb\u9020\u306e\u60aa\u7528\u306a\u306e\u304b\u3092\u5207\u308a\u5206\u3051\u307e\u3059\u3002<\/p> <hr> <h3>\u6700\u5c0f\u69cb\u6210\u306e\u624b\u9806\uff08\u30c4\u30fc\u30eb\u540d\u3088\u308a\u201c\u9806\u756a\u201d\uff09<\/h3> <p>\u5165\u9580\u306e\u5b9f\u52d9\u624b\u9806\u3068\u3057\u3066\u3001\u6b21\u306e\u9806\u756a\u306b\u56fa\u5b9a\u3059\u308b\u3068\u8ff7\u3044\u304c\u6e1b\u308a\u307e\u3059\u3002<\/p> <ol> <li>\u30b3\u30d4\u30fc\u3067\u89e3\u6790\u958b\u59cb\uff08\u30aa\u30ea\u30b8\u30ca\u30eb\u4fdd\u5168\u30fb\u30cf\u30c3\u30b7\u30e5\u63a7\u3048\uff09<\/li> <li>\u30e1\u30bf\u30c7\u30fc\u30bf\uff0f\u69cb\u9020\u306e\u78ba\u8a8d\uff08\u5f62\u5f0f\u30fb\u30c1\u30e3\u30f3\u30af\u30fb\u30bf\u30b0\uff09<\/li> <li>\u53ef\u8aad\u6587\u5b57\u5217\uff0f\u6df7\u5728\u5f62\u5f0f\u306e\u63a2\u7d22\uff08\u77ed\u6642\u9593\u3067\u5f53\u305f\u308a\u3092\u62fe\u3046\uff09<\/li> <li>\u5a92\u4f53\u5225\u306e\u5c02\u7528\u624b\u6cd5\u3078\uff08\u753b\u50cf\u306a\u3089\u753b\u7d20\/\u4fc2\u6570\u3001\u97f3\u58f0\u306a\u3089\u30b9\u30da\u30af\u30c8\u30eb\/\u7121\u97f3\uff09<\/li> <li>\u62bd\u51fa\u7269\u306e\u6574\u5408\u6027\u691c\u8a3c\uff08\u5fa9\u53f7\u30fb\u89e3\u51cd\u30fb\u6574\u5f62\u3001\u518d\u73fe\u30ed\u30b0\u5316\uff09<\/li> <\/ol> <p>\u3053\u306e\u201c\u9806\u756a\u306e\u56fa\u5b9a\u201d\u304c\u3067\u304d\u308b\u3068\u3001\u4f5c\u696d\u304c\u5c5e\u4eba\u5316\u3057\u306b\u304f\u304f\u306a\u308a\u3001\u8aac\u660e\u8cac\u4efb\u3082\u679c\u305f\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <p><strong>\u307e\u3068\u3081\uff1a<\/strong>\u7b2c7\u7ae0\u306e\u6838\u5fc3\u306f\u3001\u30c4\u30fc\u30eb\u3092\u5897\u3084\u3059\u3053\u3068\u3067\u306f\u306a\u304f\u3001\u5f79\u5272\u3068\u9806\u756a\u3067\u201c\u904b\u7528\u53ef\u80fd\u306a\u89e3\u6790\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u201d\u306b\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u6b21\u7ae0\u3067\u306f\u3001\u62bd\u51fa\u2192\u5fa9\u53f7\u2192\u6574\u5408\u6027\u691c\u8a3c\u3092\u3001\u8a3c\u62e0\u6027\u3068\u518d\u73fe\u6027\u306e\u89b3\u70b9\u3067\u307e\u3068\u3081\u307e\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec08\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u691c\u77e5\u304b\u3089\u5fa9\u5143\u3078\uff1a\u62bd\u51fa\u2192\u5fa9\u53f7\u2192\u6574\u5408\u6027\u691c\u8a3c\u3092\u201c\u518d\u73fe\u53ef\u80fd\u306a\u624b\u9806\u201d\u3068\u3057\u3066\u6b8b\u3059<\/h2> <p>\u3053\u3053\u307e\u3067\u306e\u7ae0\u3067\u300c\u9055\u548c\u611f\u306e\u898b\u3064\u3051\u65b9\u300d\u3068\u300c\u5a92\u4f53\u3054\u3068\u306e\u5165\u53e3\u300d\u3092\u6574\u7406\u3057\u307e\u3057\u305f\u3002\u7b2c8\u7ae0\u306e\u30c6\u30fc\u30de\u306f\u3001\u305d\u306e\u5148\u3067\u3059\u3002\u73fe\u5834\u3067\u672c\u5f53\u306b\u52b9\u304f\u306e\u306f\u3001\u201c\u305d\u308c\u3063\u307d\u3044\u7d50\u679c\u304c\u51fa\u305f\u201d\u3053\u3068\u3088\u308a\u3082\u3001<strong>\u540c\u3058\u7d50\u679c\u3092\u3082\u3046\u4e00\u5ea6\u51fa\u305b\u308b\u3053\u3068<\/strong>\u3001\u305d\u3057\u3066\u7b2c\u4e09\u8005\u306b\u8aac\u660e\u3067\u304d\u308b\u3053\u3068\u3067\u3059\u3002\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u306f\u3001\u3053\u306e\u518d\u73fe\u6027\u304c\u306a\u3044\u3068\u4e00\u6c17\u306b\u4e0d\u6bdb\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <p>\u5fc3\u306e\u4f1a\u8a71\u3068\u3057\u3066\u306f\u3001\u3053\u3046\u3044\u3046\u5c40\u9762\u304c\u591a\u3044\u306f\u305a\u3067\u3059\u3002<\/p> <p>\u300c\u305f\u3057\u304b\u306b\u4f55\u304b\u51fa\u305f\u3002\u3067\u3082\u3001\u3053\u308c\u3063\u3066\u5076\u7136\uff1f\u305d\u308c\u3068\u3082\u672c\u5f53\u306b\u96a0\u3057\u30c7\u30fc\u30bf\uff1f\u300d<\/p> <p>\u3053\u3053\u3067\u5fc5\u8981\u306a\u306e\u304c\u3001\u62bd\u51fa\u2192\u5fa9\u53f7\u2192\u6574\u5408\u6027\u691c\u8a3c\u3092\u201c\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u201d\u3068\u3057\u3066\u6b8b\u3059\u8003\u3048\u65b9\u3067\u3059\u3002\u7d50\u679c\u306e\u59a5\u5f53\u6027\u3092\u652f\u3048\u308b\u306e\u306f\u3001\u6d3e\u624b\u306a\u89e3\u6790\u3067\u306f\u306a\u304f\u3001\u5730\u5473\u306a\u624b\u9806\u306e\u7a4d\u307f\u91cd\u306d\u3067\u3059\u3002<\/p> <hr> <h3>\u30b9\u30c6\u30c3\u30d71\uff1a\u62bd\u51fa\u306f\u201c\u6700\u5c0f\u9650\u306e\u6539\u5909\u201d\u3067\u3084\u308b\uff08\u30aa\u30ea\u30b8\u30ca\u30eb\u306f\u89e6\u3089\u306a\u3044\uff09<\/h3> <p>\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u304c\u7d61\u3080\u53ef\u80fd\u6027\u304c\u3042\u308b\u3068\u304d\u3001\u62bd\u51fa\u4f5c\u696d\u306f\u5fc5\u305a\u30b3\u30d4\u30fc\u306b\u5bfe\u3057\u3066\u884c\u3044\u3001\u30aa\u30ea\u30b8\u30ca\u30eb\u306f\u8aad\u307f\u53d6\u308a\u5c02\u7528\u3067\u4fdd\u5168\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u4fdd\u5168\u6642\u70b9\u306e\u30cf\u30c3\u30b7\u30e5\uff08\u4f8b\uff1aSHA-256\uff09\u3092\u63a7\u3048\u3066\u304a\u304f\u3068\u3001\u5f8c\u3067\u300c\u53d6\u5f97\u5f8c\u306b\u5909\u308f\u3063\u3066\u3044\u306a\u3044\u300d\u3053\u3068\u3092\u793a\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <p>\u62bd\u51fa\u3067\u306f\u3001\u6b21\u306e2\u3064\u3092\u5206\u3051\u3066\u8003\u3048\u308b\u3068\u6574\u7406\u304c\u30e9\u30af\u3067\u3059\u3002<\/p> <ul> <li>\u30e1\u30c7\u30a3\u30a2\u306e\u201c\u69cb\u9020\u201d\u304b\u3089\u53d6\u308a\u51fa\u3059\uff08\u30c1\u30e3\u30f3\u30af\u3001\u30bf\u30b0\u3001\u30b3\u30e1\u30f3\u30c8\u3001\u4f59\u767d\u9818\u57df\u306a\u3069\uff09<\/li> <li>\u30e1\u30c7\u30a3\u30a2\u306e\u201c\u4fe1\u53f7\u201d\u304b\u3089\u53d6\u308a\u51fa\u3059\uff08\u753b\u7d20\u30fb\u4fc2\u6570\u3001\u6ce2\u5f62\u30fb\u5468\u6ce2\u6570\u306a\u3069\uff09<\/li> <\/ul> <p>\u69cb\u9020\u5074\u3067\u51fa\u308b\u306a\u3089\u300c\u30d5\u30a1\u30a4\u30eb\u69cb\u9020\u306e\u60aa\u7528\u300d\u5bc4\u308a\u3001\u4fe1\u53f7\u5074\u3067\u51fa\u308b\u306a\u3089\u300c\u30b9\u30c6\u30ac\u30ce\uff08\u72ed\u7fa9\uff09\u300d\u5bc4\u308a\u3001\u3068\u3044\u3046\u3088\u3046\u306b\u5206\u985e\u3067\u304d\u307e\u3059\u3002\u5206\u985e\u3067\u304d\u308b\u3068\u3001\u6b21\u306e\u5fa9\u53f7\u3084\u8ffd\u52a0\u8abf\u67fb\u306e\u65b9\u91dd\u304c\u3076\u308c\u306b\u304f\u3044\u3067\u3059\u3002<\/p> <hr> <h3>\u30b9\u30c6\u30c3\u30d72\uff1a\u62bd\u51fa\u7269\u304c\u201c\u8aad\u3081\u306a\u3044\u201d\u306e\u306f\u666e\u901a\uff08\u5727\u7e2e\u30fb\u6697\u53f7\u5316\u30fb\u7b26\u53f7\u5316\u3092\u7591\u3046\uff09<\/h3> <p>\u62bd\u51fa\u3057\u305f\u30c7\u30fc\u30bf\u304c\u3001\u305d\u306e\u307e\u307e\u53ef\u8aad\u306a\u6587\u7ae0\u3067\u3042\u308b\u30b1\u30fc\u30b9\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u5b9f\u52d9\u3067\u306f\u3080\u3057\u308d\u5c11\u6570\u6d3e\u3067\u3059\u3002\u3088\u304f\u3042\u308b\u306e\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u300c\u5909\u63db\u304c\u631f\u307e\u3063\u305f\u72b6\u614b\u300d\u3067\u3059\u3002<\/p> <ul> <li>\u5727\u7e2e\u3055\u308c\u3066\u3044\u308b\uff08\u30b5\u30a4\u30ba\u3092\u6e1b\u3089\u3059\uff0f\u69cb\u9020\u3092\u58ca\u3057\u3066\u89e3\u6790\u3092\u96e3\u3057\u304f\u3059\u308b\uff09<\/li> <li>\u6697\u53f7\u5316\u3055\u308c\u3066\u3044\u308b\uff08\u62bd\u51fa\u3055\u308c\u3066\u3082\u610f\u5473\u304c\u53d6\u308c\u306a\u3044\u3088\u3046\u306b\u3059\u308b\uff09<\/li> <li>\u7b26\u53f7\u5316\u3055\u308c\u3066\u3044\u308b\uff08Base64\u7b49\u3067\u30c6\u30ad\u30b9\u30c8\u5316\u3057\u3066\u6df7\u305c\u3084\u3059\u304f\u3059\u308b\uff09<\/li> <\/ul> <p>\u3053\u3053\u3067\u5927\u5207\u306a\u306e\u306f\u3001\u5909\u63db\u306e\u6709\u7121\u3092\u201c\u63a8\u6e2c\u3067\u65ad\u5b9a\u3057\u306a\u3044\u201d\u3053\u3068\u3067\u3059\u3002\u62bd\u51fa\u7269\u306b\u5bfe\u3057\u3066\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u7a2e\u5225\u5224\u5b9a\u30fb\u30d8\u30c3\u30c0\u306e\u6709\u7121\u30fb\u30b5\u30a4\u30ba\u306e\u59a5\u5f53\u6027\u30fb\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u611f\uff08\u30e9\u30f3\u30c0\u30e0\u3063\u307d\u3055\uff09\u306a\u3069\u3001\u8907\u6570\u306e\u89b3\u70b9\u3067\u300c\u53ef\u80fd\u6027\u300d\u3092\u7a4d\u307f\u4e0a\u3052\u3066\u3044\u304d\u307e\u3059\u3002<\/p> <hr> <h3>\u30b9\u30c6\u30c3\u30d73\uff1a\u6574\u5408\u6027\u691c\u8a3c\u3067\u201c\u5076\u7136\u306e\u7523\u7269\u201d\u3092\u9664\u5916\u3059\u308b<\/h3> <p>\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u3067\u5384\u4ecb\u306a\u306e\u306f\u3001\u4f55\u3089\u304b\u306e\u51e6\u7406\u3092\u3059\u308b\u3068\u201c\u305d\u308c\u3063\u307d\u3044\u6587\u5b57\u5217\u201d\u304c\u5076\u7136\u51fa\u3066\u3057\u307e\u3046\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u3092\u771f\u306b\u53d7\u3051\u308b\u3068\u3001\u8abf\u67fb\u304c\u904e\u71b1\u3057\u3001\u793e\u5185\u8abf\u6574\u304c\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u6574\u5408\u6027\u691c\u8a3c\u3092\u5165\u308c\u307e\u3059\u3002<\/p> <p>\u6574\u5408\u6027\u691c\u8a3c\u306e\u8003\u3048\u65b9\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u3002<\/p> <ol> <li>\u540c\u3058\u5165\u529b\uff08\u540c\u4e00\u30cf\u30c3\u30b7\u30e5\u306e\u30d5\u30a1\u30a4\u30eb\uff09\u306b\u5bfe\u3057\u3066\u3001\u540c\u3058\u624b\u9806\u3067\u540c\u3058\u51fa\u529b\u304c\u518d\u73fe\u3067\u304d\u308b<\/li> <li>\u624b\u9806\u306e\u4e00\u90e8\u3092\u5909\u3048\u308b\u3068\u7d50\u679c\u304c\u5909\u308f\u308b\uff08\u4f8b\uff1a\u5bfe\u8c61\u30d5\u30a1\u30a4\u30eb\u3092\u5909\u3048\u308b\u3001\u7591\u308f\u3057\u3044\u9818\u57df\u3092\u5916\u3059\uff09<\/li> <li>\u62bd\u51fa\u7269\u304c\u201c\u610f\u5473\u306e\u3042\u308b\u69cb\u9020\u201d\u3092\u6301\u3064\uff08\u4f8b\uff1a\u59a5\u5f53\u306a\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3001\u6574\u5408\u3059\u308b\u9577\u3055\u3001\u5fa9\u53f7\u5f8c\u306b\u691c\u8a3c\u53ef\u80fd\u306a\u30c7\u30fc\u30bf\uff09<\/li> <\/ol> <p>\u3053\u306e3\u70b9\u304c\u63c3\u3046\u307b\u3069\u3001\u300c\u5076\u7136\u306e\u7523\u7269\u300d\u3067\u3042\u308b\u78ba\u7387\u306f\u4e0b\u304c\u308a\u307e\u3059\u3002\u9006\u306b\u3001\u518d\u73fe\u3067\u304d\u306a\u3044\u30fb\u624b\u9806\u304c\u66d6\u6627\u30fb\u691c\u8a3c\u3067\u304d\u306a\u3044\u3001\u3068\u306a\u308b\u307b\u3069\u3001\u7d50\u8ad6\u306f\u4fdd\u7559\u306b\u3059\u3079\u304d\u3067\u3059\u3002<\/p> <hr> <h3>\u624b\u9806\u3092\u6b8b\u3059\uff1a\u3042\u3068\u3067\u5c02\u9580\u5bb6\u306b\u6e21\u305b\u308b\u201c\u8abf\u67fb\u30e1\u30e2\u201d\u306e\u4f5c\u308a\u65b9<\/h3> <p>\u3053\u3053\u304cBtoB\u73fe\u5834\u3067\u52b9\u304f\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002\u8abf\u67fb\u3092\u5185\u88fd\u3067\u5b8c\u7d50\u3067\u304d\u306a\u3044\u30b1\u30fc\u30b9\u306f\u591a\u3044\u3067\u3059\u304c\u3001\u3060\u304b\u3089\u3068\u3044\u3063\u3066\u201c\u4e38\u6295\u3052\u201d\u3060\u3068\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002\u6b21\u3092\u63c3\u3048\u3066\u304a\u304f\u3068\u3001\u5c02\u9580\u5bb6\u306b\u5f15\u304d\u7d99\u3044\u3060\u3068\u304d\u306b\u4e00\u6c17\u306b\u524d\u306b\u9032\u307f\u307e\u3059\u3002<\/p> <ul> <li>\u5bfe\u8c61\u30d5\u30a1\u30a4\u30eb\u306e\u5165\u624b\u7d4c\u8def\u3001\u5165\u624b\u6642\u523b\u3001\u4fdd\u5168\u65b9\u6cd5\uff08\u30b3\u30d4\u30fc\u5143\u30fb\u4fdd\u5b58\u5148\uff09<\/li> <li>\u30cf\u30c3\u30b7\u30e5\u5024\uff08\u30aa\u30ea\u30b8\u30ca\u30eb\u3068\u89e3\u6790\u30b3\u30d4\u30fc\uff09<\/li> <li>\u89b3\u5bdf\u3057\u305f\u9055\u548c\u611f\uff08\u30b5\u30a4\u30ba\u3001\u5f62\u5f0f\u3001\u30e1\u30bf\u30c7\u30fc\u30bf\u3001\u5171\u6709\u7d4c\u8def\u306e\u5909\u63db\u6709\u7121\uff09<\/li> <li>\u5b9f\u65bd\u3057\u305f\u51e6\u7406\uff08\u3069\u306e\u7a2e\u985e\u306e\u89e3\u6790\u3092\u3001\u3069\u306e\u9806\u3067\u884c\u3063\u305f\u304b\uff09<\/li> <li>\u5f97\u3089\u308c\u305f\u51fa\u529b\uff08\u62bd\u51fa\u7269\u306e\u30b5\u30a4\u30ba\u3001\u5f62\u5f0f\u63a8\u5b9a\u3001\u518d\u73fe\u6027\u306e\u6709\u7121\uff09<\/li> <\/ul> <p><strong>\u307e\u3068\u3081\uff1a<\/strong>\u7b2c8\u7ae0\u306e\u7d50\u8ad6\u306f\u3001\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u306f\u300c\u51fa\u305f\uff0f\u51fa\u306a\u3044\u300d\u3067\u306f\u306a\u304f\u300c\u518d\u73fe\u3067\u304d\u308b\uff0f\u8aac\u660e\u3067\u304d\u308b\u300d\u306b\u843d\u3068\u3059\u3053\u3068\u3067\u3001\u73fe\u5834\u306e\u30c0\u30e1\u30fc\u30b8\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u304c\u6210\u7acb\u3059\u308b\u3001\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec09\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u73fe\u5834\u904b\u7528\u306e\u843d\u3068\u3057\u7a74\uff1a\u8aa4\u691c\u77e5\u30fb\u904e\u691c\u77e5\u30fb\u8a3c\u62e0\u4fdd\u5168\u306e\u5883\u754c\u7dda\uff08\u89e6\u308b\u524d\u306b\u5b88\u308b\uff09<\/h2> <p>\u7b2c9\u7ae0\u306f\u3001\u6280\u8853\u3068\u3044\u3046\u3088\u308a\u904b\u7528\u306e\u8a71\u3067\u3059\u3002\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u306f\u300c\u6c17\u3065\u304d\u306b\u304f\u3044\u3082\u306e\u300d\u3092\u6271\u3046\u306e\u3067\u3001\u3069\u3046\u3057\u3066\u3082\u7591\u3044\u304c\u5e83\u304c\u308a\u3084\u3059\u3044\u3002\u3053\u3053\u3067\u904e\u691c\u77e5\u306b\u5bc4\u308b\u3068\u3001\u696d\u52d9\u304c\u56de\u3089\u306a\u304f\u306a\u308b\u3002\u4e00\u65b9\u3067\u3001\u904e\u5c0f\u8a55\u4fa1\u3059\u308b\u3068\u30ea\u30b9\u30af\u3092\u53d6\u308a\u3053\u307c\u3059\u3002\u3053\u306e\u30d0\u30e9\u30f3\u30b9\u306e\u53d6\u308a\u65b9\u304c\u3001\u73fe\u5834\u306e\u201c\u7a7a\u6c17\u3092\u843d\u3061\u7740\u304b\u305b\u308b\u201d\u9375\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u843d\u3068\u3057\u7a741\uff1a\u518d\u4fdd\u5b58\u30fb\u518d\u30a8\u30f3\u30b3\u30fc\u30c9\u3067\u201c\u8a3c\u62e0\u201d\u304c\u5909\u308f\u308b<\/h3> <p>\u753b\u50cf\u3092\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3067\u64ae\u308a\u76f4\u3059\u3001\u30c1\u30e3\u30c3\u30c8\u306b\u8cbc\u308a\u4ed8\u3051\u76f4\u3059\u3001\u97f3\u58f0\u3092\u5225\u5f62\u5f0f\u306b\u5909\u63db\u3059\u308b\u3002\u3053\u308c\u3089\u306f\u65e5\u5e38\u696d\u52d9\u3067\u306f\u666e\u901a\u3067\u3059\u304c\u3001\u89e3\u6790\u3084\u8a3c\u62e0\u4fdd\u5168\u306e\u89b3\u70b9\u3067\u306f\u300c\u5225\u7269\u306b\u306a\u3063\u305f\u53ef\u80fd\u6027\u300d\u304c\u51fa\u307e\u3059\u3002\u7279\u306b\u975e\u53ef\u9006\u5727\u7e2e\uff08JPEG\u3001MP3\/AAC\uff09\u306f\u3001\u518d\u4fdd\u5b58\u306e\u305f\u3073\u306b\u5185\u5bb9\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <p>\u3057\u305f\u304c\u3063\u3066\u3001\u7591\u308f\u3057\u3044\u5834\u5408\u306e\u539f\u5247\u306f\u6b21\u3067\u3059\u3002<\/p> <ul> <li>\u30aa\u30ea\u30b8\u30ca\u30eb\u306f\u305d\u306e\u307e\u307e\u4fdd\u5168\uff08\u8aad\u307f\u53d6\u308a\u5c02\u7528\u3001\u30cf\u30c3\u30b7\u30e5\u63a7\u3048\uff09<\/li> <li>\u89e3\u6790\u3084\u95b2\u89a7\u306f\u30b3\u30d4\u30fc\u3067\u5b9f\u65bd<\/li> <li>\u5909\u63db\u304c\u5fc5\u8981\u306a\u3089\u3001\u5909\u63db\u524d\u5f8c\u3092\u4e21\u65b9\u6b8b\u3059\uff08\u3069\u306e\u5909\u63db\u3092\u3057\u305f\u304b\u8a18\u9332\uff09<\/li> <\/ul> <p>\u3053\u308c\u3060\u3051\u3067\u3001\u5f8c\u304b\u3089\u300c\u6539\u5909\u3057\u305f\u306e\u3067\u306f\uff1f\u300d\u3068\u3044\u3046\u8b70\u8ad6\u304c\u904e\u71b1\u3059\u308b\u30ea\u30b9\u30af\u3092\u5927\u5e45\u306b\u4e0b\u3052\u3089\u308c\u307e\u3059\u3002<\/p> <hr> <h3>\u843d\u3068\u3057\u7a742\uff1a\u30aa\u30f3\u30e9\u30a4\u30f3\u89e3\u6790\u30b5\u30fc\u30d3\u30b9\u306b\u6295\u3052\u3066\u3057\u307e\u3046\uff08\u60c5\u5831\u6d41\u51fa\u30ea\u30b9\u30af\uff09<\/h3> <p>\u30b9\u30c6\u30ac\u30ce\u7cfb\u306e\u300c\u5224\u5b9a\u3057\u3066\u304f\u308c\u308b\u30b5\u30a4\u30c8\u300d\u300c\u5909\u63db\u3057\u3066\u304f\u308c\u308b\u30b5\u30a4\u30c8\u300d\u306f\u4fbf\u5229\u306b\u898b\u3048\u307e\u3059\u304c\u3001BtoB\u73fe\u5834\u3067\u306f\u614e\u91cd\u3067\u3042\u308b\u3079\u304d\u3067\u3059\u3002\u306a\u305c\u306a\u3089\u3001\u7591\u308f\u3057\u3044\u30d5\u30a1\u30a4\u30eb\u3092\u5916\u90e8\u306b\u9001\u308b\u884c\u70ba\u81ea\u4f53\u304c\u3001\u6a5f\u5bc6\u60c5\u5831\u306e\u6d41\u51fa\u3084\u898f\u7a0b\u9055\u53cd\u306b\u306a\u308a\u5f97\u308b\u304b\u3089\u3067\u3059\u3002\u3055\u3089\u306b\u3001\u5916\u90e8\u306b\u6e21\u3057\u305f\u6642\u70b9\u3067\u201c\u53d6\u308a\u6271\u3044\u306e\u8a3c\u8de1\u201d\u304c\u66d6\u6627\u306b\u306a\u308a\u3001\u8a3c\u62e0\u6027\u306e\u9762\u3067\u3082\u4e0d\u5229\u306b\u306a\u308a\u3084\u3059\u3044\u3002<\/p> <p>\u300c\u624b\u5143\u3067\u5b8c\u7d50\u3059\u308b\u6700\u5c0f\u69cb\u6210\u300d\u3067\u9032\u3081\u308b\u304b\u3001\u3042\u308b\u3044\u306f<strong>\u6700\u521d\u304b\u3089\u5c02\u9580\u5bb6\u306e\u8abf\u67fb\u8a2d\u8a08\u306b\u4e57\u305b\u308b<\/strong>\u65b9\u304c\u3001\u7d50\u679c\u7684\u306b\u88ab\u5bb3\u6700\u5c0f\u5316\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u843d\u3068\u3057\u7a743\uff1a\u8aa4\u691c\u77e5\u3092\u6050\u308c\u3066\u201c\u4f55\u3082\u3057\u306a\u3044\u201d\u306b\u5bc4\u308b<\/h3> <p>\u9006\u65b9\u5411\u306e\u843d\u3068\u3057\u7a74\u3082\u3042\u308a\u307e\u3059\u3002\u300c\u8aa4\u691c\u77e5\u3057\u305f\u304f\u306a\u3044\u300d\u300c\u9a12\u304e\u306b\u3057\u305f\u304f\u306a\u3044\u300d\u3068\u3044\u3046\u5fc3\u7406\u304c\u50cd\u3044\u3066\u3001\u7591\u3044\u3092\u6291\u3048\u8fbc\u307f\u904e\u304e\u308b\u30b1\u30fc\u30b9\u3067\u3059\u3002\u3053\u3053\u3067\u91cd\u8981\u306a\u306e\u306f\u3001\u7d50\u8ad6\u3092\u6025\u304c\u305a\u306b\u201c\u6bb5\u968e\u201d\u3092\u8e0f\u3080\u3053\u3068\u3067\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%; margin:10px 0;\"> <tr> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u6bb5\u968e<\/th> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u3084\u308b\u3053\u3068<\/th> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u5f97\u3089\u308c\u308b\u3082\u306e<\/th> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">\u30ec\u30d9\u30eb1\uff08\u89b3\u5bdf\uff09<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u5f62\u5f0f\u30fb\u30b5\u30a4\u30ba\u30fb\u30e1\u30bf\u30c7\u30fc\u30bf\u30fb\u5171\u6709\u7d4c\u8def\u306e\u78ba\u8a8d<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u201c\u9055\u548c\u611f\u201d\u306e\u6839\u62e0\u3001\u5bfe\u8c61\u7d5e\u308a\u8fbc\u307f<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">\u30ec\u30d9\u30eb2\uff08\u69cb\u9020\u78ba\u8a8d\uff09<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u30d5\u30a1\u30a4\u30eb\u69cb\u9020\u30fb\u4ed8\u52a0\u9818\u57df\u306e\u78ba\u8a8d\u3001\u53ef\u8aad\u6587\u5b57\u5217\u306e\u63a2\u7d22<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u6df7\u5728\u5f62\u5f0f\u3084\u660e\u78ba\u306a\u7570\u5e38\u306e\u767a\u898b<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">\u30ec\u30d9\u30eb3\uff08\u62bd\u51fa\uff09<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u5a92\u4f53\u5225\u306e\u62bd\u51fa\u3092\u8a66\u3057\u3001\u518d\u73fe\u6027\u3068\u691c\u8a3c\u3092\u884c\u3046<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u201c\u3042\u308b\uff0f\u306a\u3044\u201d\u306b\u8fd1\u3065\u304f\u6750\u6599<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">\u30ec\u30d9\u30eb4\uff08\u5c02\u9580\u8abf\u67fb\uff09<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u8a3c\u62e0\u4fdd\u5168\u30fb\u8abf\u67fb\u8a2d\u8a08\u30fb\u6cd5\u7684\u89b3\u70b9\u3092\u542b\u3081\u305f\u89e3\u6790<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u8aac\u660e\u53ef\u80fd\u306a\u7d50\u8ad6\u3001\u518d\u767a\u9632\u6b62\u3078\u306e\u63a5\u7d9a<\/td> <\/tr> <\/table> <p>\u6bb5\u968e\u3092\u6c7a\u3081\u3066\u304a\u3051\u3070\u3001\u300c\u4eca\u306f\u30ec\u30d9\u30eb2\u307e\u3067\u3084\u308b\u300d\u300c\u30ec\u30d9\u30eb3\u4ee5\u964d\u306f\u5c02\u9580\u5bb6\u3078\u300d\u3068\u3044\u3046\u7dda\u5f15\u304d\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u3053\u304c\u904b\u7528\u306e\u6b6f\u6b62\u3081\u306b\u306a\u308a\u3001\u30c1\u30fc\u30e0\u306e\u8ca0\u8377\u3082\u6291\u3048\u8fbc\u307f\u3084\u3059\u3044\u3067\u3059\u3002<\/p> <hr> <h3>\u843d\u3068\u3057\u7a744\uff1a\u89e3\u6790\u74b0\u5883\u305d\u306e\u3082\u306e\u304c\u5371\u306a\u3044\uff08\u672a\u77e5\u306e\u30e1\u30c7\u30a3\u30a2\u306f\u201c\u5b89\u5168\u306b\u6271\u3046\u201d\uff09<\/h3> <p>\u753b\u50cf\u3084\u97f3\u58f0\u306e\u89e3\u6790\u306f\u3001\u30c7\u30b3\u30fc\u30c0\u3084\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u901a\u3057\u307e\u3059\u3002\u672a\u77e5\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u4e0d\u7528\u610f\u306b\u958b\u304f\u3053\u3068\u306f\u3001\u89e3\u6790\u7aef\u672b\u306e\u30ea\u30b9\u30af\u306b\u3082\u306a\u308a\u5f97\u307e\u3059\u3002\u5b9f\u52d9\u3067\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u5bfe\u7b56\u304c\u691c\u8a0e\u5bfe\u8c61\u3067\u3059\u3002<\/p> <ul> <li>\u9694\u96e2\u74b0\u5883\uff08\u4eee\u60f3\u74b0\u5883\u3001\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5236\u9650\uff09\u3067\u6271\u3046<\/li> <li>\u89e3\u6790\u7528\u7aef\u672b\u3068\u696d\u52d9\u7aef\u672b\u3092\u5206\u3051\u308b<\/li> <li>\u53d6\u5f97\u7269\u3092\u201c\u5171\u6709\u30d5\u30a9\u30eb\u30c0\u306b\u76f4\u7f6e\u304d\u201d\u3057\u306a\u3044\uff08\u30a2\u30af\u30bb\u30b9\u6a29\u3068\u30ed\u30b0\u3092\u7ba1\u7406\uff09<\/li> <\/ul> <p><strong>\u307e\u3068\u3081\uff1a<\/strong>\u7b2c9\u7ae0\u306e\u7d50\u8ad6\u306f\u3001\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u306f\u300c\u6280\u8853\u306e\u554f\u984c\u300d\u3060\u3051\u3067\u306f\u306a\u304f\u300c\u904b\u7528\u3068\u8a3c\u62e0\u6027\u306e\u554f\u984c\u300d\u3060\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u904e\u691c\u77e5\u3068\u904e\u5c0f\u8a55\u4fa1\u306e\u9593\u3067\u63fa\u308c\u305f\u3068\u304d\u3053\u305d\u3001\u6bb5\u968e\u8a2d\u8a08\u3068\u5c02\u9580\u5bb6\u9023\u643a\u304c\u52b9\u304d\u307e\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec10\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u5e30\u7d50\uff1a\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u306f\u201c\u9b54\u6cd5\u306e\u5fa9\u5143\u201d\u3067\u306f\u306a\u304f\u3001\u9055\u548c\u611f\u3092\u4ed5\u69d8\u5316\u3057\u3066\u77ed\u6642\u9593\u3067\u5207\u308a\u5206\u3051\u308b\u6280\u8853<\/h2> <p>\u6700\u5f8c\u306b\u3001\u4e00\u672c\u306e\u7dda\u3092\u56de\u53ce\u3057\u307e\u3059\u3002\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u3067\u73fe\u5834\u304c\u82e6\u3057\u304f\u306a\u308b\u306e\u306f\u3001\u300c\u898b\u3048\u306a\u3044\u3082\u306e\u3092\u898b\u3088\u3046\u3068\u3057\u3066\u3001\u5168\u90e8\u304c\u7591\u308f\u3057\u304f\u306a\u308b\u300d\u304b\u3089\u3067\u3059\u3002\u3060\u304b\u3089\u3053\u305d\u672c\u8a18\u4e8b\u3067\u306f\u3001\u8ad6\u7406\u306e\u524d\u306b\u611f\u60c5\uff08\u73fe\u5834\u306e\u30e2\u30e4\u30e2\u30e4\uff09\u304b\u3089\u5165\u308a\u3001\u6b21\u306b\u201c\u9055\u548c\u611f\u306e\u8a00\u8a9e\u5316\u201d\u3078\u843d\u3068\u3057\u3001\u6700\u5f8c\u306b\u201c\u518d\u73fe\u53ef\u80fd\u306a\u624b\u9806\u201d\u3068\u3057\u3066\u56fa\u3081\u308b\u6d41\u308c\u306b\u3057\u307e\u3057\u305f\u3002<\/p> <p>\u3053\u3053\u3067\u5927\u4e8b\u306a\u73fe\u5b9f\u304c\u3042\u308a\u307e\u3059\u3002\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u306f\u3001\u4e00\u822c\u8ad6\u3060\u3051\u3067\u306f\u52dd\u3061\u5207\u308c\u306a\u3044\u5c40\u9762\u304c\u5fc5\u305a\u6765\u307e\u3059\u3002\u306a\u305c\u306a\u3089\u3001<\/p> <ul> <li>\u5a92\u4f53\uff08\u5f62\u5f0f\u3001\u5727\u7e2e\u3001\u5909\u63db\u7d4c\u8def\uff09\u3067\u96e3\u6613\u5ea6\u304c\u6fc0\u5909\u3059\u308b<\/li> <li>\u6697\u53f7\u5316\u3084\u5206\u5272\u3001\u591a\u6bb5\u5316\u3067\u300c\u62bd\u51fa\u3067\u304d\u3066\u3082\u610f\u5473\u304c\u53d6\u308c\u306a\u3044\u300d\u304c\u666e\u901a\u306b\u8d77\u304d\u308b<\/li> <li>\u8a3c\u62e0\u6027\u30fb\u5408\u6cd5\u6027\u30fb\u793e\u5185\u6a29\u9650\u306e\u7dda\u5f15\u304d\u304c\u6848\u4ef6\u3054\u3068\u306b\u9055\u3046<\/li> <\/ul> <p>\u3064\u307e\u308a\u3001\u89e3\u6790\u306f\u201c\u6280\u8853\u3060\u3051\u3067\u5b8c\u7d50\u3057\u306a\u3044\u201d\u3002\u3053\u306e\u73fe\u5b9f\u3092\u8e0f\u307e\u3048\u305f\u3046\u3048\u3067\u3001\u73fe\u5834\u3068\u3057\u3066\u53d6\u308c\u308b\u6700\u5584\u306f\u300c\u4e00\u822c\u8ad6\u3067\u3067\u304d\u308b\u3068\u3053\u308d\u307e\u3067\u3092\u3001\u77ed\u6642\u9593\u3067\u6b63\u78ba\u306b\u3084\u308b\u300d\u3053\u3068\u3067\u3059\u3002\u305d\u308c\u304c\u88ab\u5bb3\u6700\u5c0f\u5316\u306b\u3064\u306a\u304c\u308a\u3001\u5fc5\u8981\u306a\u3089\u5c02\u9580\u5bb6\u3078\u6700\u77ed\u8ddd\u96e2\u3067\u3064\u306a\u3052\u3089\u308c\u307e\u3059\u3002<\/p> <hr> <h3>\u73fe\u5834\u304c\u6301\u3064\u3079\u304d\u30b4\u30fc\u30eb\uff1a\u30bc\u30ed\u304b100\u304b\u3067\u306f\u306a\u304f\u3001\u5224\u65ad\u6750\u6599\u3092\u63c3\u3048\u308b<\/h3> <p>\u30b9\u30c6\u30ac\u30ce\u306e\u7591\u3044\u306f\u3001\u30bc\u30ed\u304b100\u304b\u3067\u6c7a\u3081\u306b\u304f\u3044\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002\u3060\u304b\u3089\u300c\u5224\u65ad\u6750\u6599\u300d\u3092\u63c3\u3048\u307e\u3059\u3002<\/p> <ol> <li>\u9055\u548c\u611f\uff08\u6839\u62e0\u304c\u6587\u7ae0\u5316\u3055\u308c\u3066\u3044\u308b\uff09<\/li> <li>\u5bfe\u8c61\u7bc4\u56f2\uff08\u3069\u306e\u30d5\u30a1\u30a4\u30eb\u7fa4\u304c\u7591\u308f\u3057\u3044\u304b\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\uff09<\/li> <li>\u4fdd\u5168\uff08\u30aa\u30ea\u30b8\u30ca\u30eb\u306e\u30cf\u30c3\u30b7\u30e5\u3068\u53d6\u308a\u6271\u3044\u304c\u7ba1\u7406\u3055\u308c\u3066\u3044\u308b\uff09<\/li> <li>\u518d\u73fe\uff08\u540c\u3058\u624b\u9806\u3067\u540c\u3058\u7d50\u679c\u304c\u51fa\u308b\uff0f\u51fa\u306a\u3044\u304c\u8aac\u660e\u3067\u304d\u308b\uff09<\/li> <\/ol> <p>\u3053\u306e4\u3064\u304c\u63c3\u3046\u307b\u3069\u3001\u73fe\u5834\u306e\u8b70\u8ad6\u306f\u843d\u3061\u7740\u304d\u3001\u793e\u5185\u8abf\u6574\u3082\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u9006\u306b\u3001\u3053\u3053\u304c\u66d6\u6627\u3060\u3068\u3001\u7591\u3044\u3060\u3051\u304c\u5897\u5e45\u3057\u3001\u6642\u9593\u3060\u3051\u304c\u6eb6\u3051\u307e\u3059\u3002<\/p> <hr> <h3>\u6b21\u306e\u4e00\u6b69\uff1a\u4e00\u822c\u8ad6\u306e\u9650\u754c\u3092\u8a8d\u3081\u3066\u3001\u5c02\u9580\u5bb6\u306b\u201c\u8a2d\u8a08\u3054\u3068\u201d\u76f8\u8ac7\u3059\u308b<\/h3> <p>\u3082\u3057\u8aad\u8005\u306e\u72b6\u6cc1\u304c\u6b21\u306b\u5f53\u3066\u306f\u307e\u308b\u306a\u3089\u3001\u4e00\u822c\u8ad6\u306e\u7bc4\u56f2\u3092\u8d85\u3048\u3066\u3044\u307e\u3059\u3002<\/p> <ul> <li>\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3084\u60c5\u5831\u6d41\u51fa\u306e\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u8a3c\u62e0\u6027\u304c\u91cd\u8981<\/li> <li>\u793e\u5185\u306e\u7aef\u672b\u30fb\u30b5\u30fc\u30d0\u30fb\u30af\u30e9\u30a6\u30c9\u304c\u7d61\u307f\u3001\u5f71\u97ff\u7bc4\u56f2\u306e\u5207\u308a\u5206\u3051\u304c\u5fc5\u8981<\/li> <li>\u62bd\u51fa\u7269\u304c\u6697\u53f7\u5316\uff0f\u5206\u5272\u3055\u308c\u3066\u3044\u3066\u3001\u89e3\u91c8\u306b\u8e0f\u307f\u8fbc\u3080\u5fc5\u8981\u304c\u3042\u308b<\/li> <li>\u696d\u52d9\u3092\u6b62\u3081\u3089\u308c\u306a\u3044\u30ec\u30ac\u30b7\u30fc\u74b0\u5883\u3067\u3001\u904b\u7528\u306e\u6b6f\u6b62\u3081\u3092\u8a2d\u8a08\u3057\u305f\u3044<\/li> <\/ul> <p>\u3053\u306e\u5c40\u9762\u3067\u306f\u3001\u500b\u5225\u306e\u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u3001\u30ed\u30b0\u306e\u53d6\u308a\u65b9\u3001\u7aef\u672b\u306e\u4fdd\u5168\u65b9\u91dd\u3001\u6cd5\u7684\u306a\u6271\u3044\u307e\u3067\u542b\u3081\u3066\u300c\u8abf\u67fb\u3068\u518d\u767a\u9632\u6b62\u306e\u8a2d\u8a08\u300d\u304c\u5fc5\u8981\u3067\u3059\u3002\u3053\u3053\u306f<strong>**\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240**<\/strong>\u306e\u3088\u3046\u306b\u3001\u30c7\u30fc\u30bf\u5fa9\u65e7\u30fb\u8a3c\u62e0\u4fdd\u5168\u30fb\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u904b\u7528\u3092\u6a2a\u65ad\u3057\u3066\u8a2d\u8a08\u3067\u304d\u308b\u5c02\u9580\u5bb6\u3078\u76f8\u8ac7\u3059\u308b\u4fa1\u5024\u304c\u5927\u304d\u3044\u9818\u57df\u3067\u3059\u3002<\/p> <p><strong>\u307e\u3068\u3081\uff1a<\/strong>\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u306e\u30b4\u30fc\u30eb\u306f\u3001\u201c\u66b4\u304f\u3053\u3068\u201d\u305d\u306e\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u73fe\u5834\u304c\u8ff7\u5b50\u306b\u306a\u3089\u306a\u3044\u5f62\u3067\u9055\u548c\u611f\u3092\u4ed5\u69d8\u5316\u3057\u3001\u77ed\u6642\u9593\u3067\u5207\u308a\u5206\u3051\u3001\u5fc5\u8981\u306a\u3089\u5c02\u9580\u5bb6\u3078\u78ba\u5b9f\u306b\u3064\u306a\u3050\u3053\u3068\u3067\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec11\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u4ed8\u9332\uff1a\u73fe\u5728\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u8a00\u8a9e\u5225\u30fb\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u5b9f\u88c5\u3068\u904b\u7528\u306e\u6ce8\u610f\u70b9<\/h2> <p>\u3053\u3053\u304b\u3089\u306f\u300c\u89e3\u6790\u3092\u81ea\u4f5c\u30c4\u30fc\u30eb\u3084\u793e\u5185\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u56de\u3059\u300d\u5834\u5408\u306e\u6ce8\u610f\u70b9\u3067\u3059\u3002\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u306f\u3001\u753b\u50cf\/\u97f3\u58f0\u30c7\u30b3\u30fc\u30c0\u3001\u5727\u7e2e\u30e9\u30a4\u30d6\u30e9\u30ea\u3001\u6697\u53f7\u30e9\u30a4\u30d6\u30e9\u30ea\u306a\u3069\u201c\u5916\u90e8\u4f9d\u5b58\u201d\u304c\u591a\u304f\u3001\u60f3\u5b9a\u5916\u5165\u529b\u304c\u6765\u3084\u3059\u3044\u9818\u57df\u3067\u3059\u3002\u8a00\u8a9e\u3054\u3068\u306e\u5f97\u610f\u30fb\u4e0d\u5f97\u610f\u3092\u7406\u89e3\u3057\u3066\u304a\u304f\u3068\u3001\u4e8b\u6545\u306e\u6291\u3048\u8fbc\u307f\uff08\u88ab\u5bb3\u6700\u5c0f\u5316\uff09\u306b\u52b9\u304d\u307e\u3059\u3002<\/p> <hr> <h3>\u5171\u901a\u306e\u6ce8\u610f\uff1a\u672a\u77e5\u306e\u30e1\u30c7\u30a3\u30a2\u306f\u201c\u5165\u529b\u304c\u653b\u6483\u9762\u201d\u306b\u306a\u308b<\/h3> <p>\u3069\u306e\u8a00\u8a9e\u3067\u3082\u5171\u901a\u3057\u3066\u3001\u89e3\u6790\u5bfe\u8c61\u306e\u753b\u50cf\u30fb\u97f3\u58f0\u306f\u300c\u4fe1\u7528\u3057\u306a\u3044\u5165\u529b\u300d\u3067\u3059\u3002\u30c7\u30b3\u30fc\u30c0\u306e\u8106\u5f31\u6027\u3001\u5de8\u5927\u30b5\u30a4\u30ba\u306b\u3088\u308b\u30e1\u30e2\u30ea\u67af\u6e07\u3001Zip Bomb\u7684\u306a\u5727\u7e2e\u7206\u5f3e\u3001\u30d1\u30fc\u30b9\u51e6\u7406\u306e\u904e\u8ca0\u8377\u306a\u3069\u3001\u89e3\u6790\u7aef\u672b\u304c\u5dfb\u304d\u8fbc\u307e\u308c\u308b\u30ea\u30b9\u30af\u304c\u3042\u308a\u307e\u3059\u3002\u5b9f\u52d9\u3067\u306f\u6b21\u3092\u512a\u5148\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <ul> <li>\u9694\u96e2\u74b0\u5883\uff08\u4eee\u60f3\u74b0\u5883\u30fb\u6a29\u9650\u5206\u96e2\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5236\u9650\uff09\u3067\u51e6\u7406\u3059\u308b<\/li> <li>\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u30fb\u5c55\u958b\u5f8c\u30b5\u30a4\u30ba\u30fb\u51e6\u7406\u6642\u9593\u306e\u4e0a\u9650\uff08\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\uff09\u3092\u8a2d\u3051\u308b<\/li> <li>\u30aa\u30ea\u30b8\u30ca\u30eb\u4fdd\u5168\uff08\u30cf\u30c3\u30b7\u30e5\u3001\u30b3\u30d4\u30fc\u51e6\u7406\u3001\u30ed\u30b0\uff09\u3092\u5148\u306b\u56fa\u3081\u308b<\/li> <\/ul> <hr> <h3>\u8a00\u8a9e\u5225\u306e\u50be\u5411\u3068\u6ce8\u610f\u70b9\uff08\u8868\uff09<\/h3> <table style=\"border-collapse:collapse; width:100%; margin:10px 0;\"> <tr> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u8a00\u8a9e<\/th> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u5f37\u307f<\/th> <th style=\"border:1px solid #999; background-color:#eeeeee; padding:8px; text-align:left;\">\u6ce8\u610f\u70b9\uff08\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u6587\u8108\uff09<\/th> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">Python<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u8a66\u4f5c\u304c\u901f\u3044\u3001\u753b\u50cf\/\u97f3\u58f0\u51e6\u7406\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u8c4a\u5bcc<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u4f9d\u5b58\u30e9\u30a4\u30d6\u30e9\u30ea\u66f4\u65b0\u3067\u6319\u52d5\u304c\u5909\u308f\u308a\u3084\u3059\u3044\u3001\u5de8\u5927\u5165\u529b\u3067\u30e1\u30e2\u30ea\/\u6642\u9593\u304c\u81a8\u3089\u307f\u3084\u3059\u3044\u3002\u4eee\u60f3\u74b0\u5883\u56fa\u5b9a\u3001\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3001\u30b5\u30a4\u30ba\u4e0a\u9650\u304c\u91cd\u8981<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">JavaScript \/ TypeScript\uff08Node.js\uff09<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u5468\u8fba\u30c4\u30fc\u30eb\u9023\u643a\u304c\u5bb9\u6613\u3001\u975e\u540c\u671f\u51e6\u7406\u3067\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u5316\u3057\u3084\u3059\u3044<\/td> <td style=\"border:1px solid #999; padding:8px;\">npm\u4f9d\u5b58\u304c\u591a\u304f\u30b5\u30d7\u30e9\u30a4\u30c1\u30a7\u30fc\u30f3\u30ea\u30b9\u30af\u304c\u4e0a\u304c\u308b\u3002\u30d0\u30a4\u30ca\u30ea\u51e6\u7406\u306f\u5883\u754c\u6761\u4ef6\u306b\u6ce8\u610f\uff08Buffer\/encoding\uff09\u3002\u5916\u90e8\u30b3\u30de\u30f3\u30c9\u547c\u3073\u51fa\u3057\u306e\u5165\u529b\u691c\u8a3c\u304c\u5fc5\u9808<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">Go<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u5358\u4e00\u30d0\u30a4\u30ca\u30ea\u914d\u5e03\u3001\u4e26\u5217\u51e6\u7406\u3001\u904b\u7528\u7d44\u307f\u8fbc\u307f\u304c\u3057\u3084\u3059\u3044<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u8db3\u308a\u306a\u3044\u51e6\u7406\u306f\u5916\u90e8\u4f9d\u5b58\u306b\u306a\u308a\u3084\u3059\u3044\u3002\u5de8\u5927\u5165\u529b\u306e\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u51e6\u7406\u8a2d\u8a08\uff08Reader\uff09\u3092\u5fb9\u5e95\u3057\u306a\u3044\u3068\u30e1\u30e2\u30ea\u3092\u98df\u3046<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">Rust<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u30e1\u30e2\u30ea\u5b89\u5168\u3001\u6027\u80fd\u3001\u5805\u7262\u306a\u30d0\u30a4\u30ca\u30ea\u51e6\u7406\u306b\u5411\u304f<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u5b9f\u88c5\u30b3\u30b9\u30c8\u304c\u9ad8\u304f\u306a\u308a\u304c\u3061\u3002\u30af\u30ec\u30fc\u30c8\u9078\u5b9a\u3068\u66f4\u65b0\u7ba1\u7406\u304c\u91cd\u8981\u3002unsafe\u306e\u6df7\u5165\u3001\u5916\u90e8\u30c7\u30b3\u30fc\u30c0\u547c\u3073\u51fa\u3057\u90e8\u5206\u306e\u5883\u754c\u8a2d\u8a08\u306b\u6ce8\u610f<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">C \/ C++<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u65e2\u5b58\u306e\u4f4e\u30ec\u30d9\u30eb\u30e9\u30a4\u30d6\u30e9\u30ea\u6d3b\u7528\u3001\u6027\u80fd\u6700\u512a\u5148<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u5165\u529b\u51e6\u7406\u304c\u653b\u6483\u9762\u306b\u306a\u308a\u3084\u3059\u3044\uff08\u5883\u754c\u3001\u30e1\u30e2\u30ea\u7834\u58ca\uff09\u3002\u89e3\u6790\u7528\u9014\u306f\u7279\u306b\u672a\u77e5\u5165\u529b\u3092\u6271\u3046\u305f\u3081\u3001\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u30fb\u30d5\u30a7\u30a4\u30eb\u30bb\u30fc\u30d5\u30fb\u30e9\u30a4\u30d6\u30e9\u30ea\u66f4\u65b0\u306e\u904b\u7528\u304c\u4e0d\u53ef\u6b20<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">Java \/ Kotlin<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u5805\u7262\u306a\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u3001\u30b5\u30fc\u30d0\u904b\u7528\u306b\u8f09\u305b\u3084\u3059\u3044<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u30e1\u30e2\u30ea\u6d88\u8cbb\u304c\u8aad\u307f\u306b\u304f\u3044\u30b1\u30fc\u30b9\u304c\u3042\u308b\u3002\u5de8\u5927\u30d0\u30a4\u30ca\u30ea\u306e\u4e00\u62ec\u8aad\u307f\u8fbc\u307f\u3092\u907f\u3051\u3001\u30b9\u30c8\u30ea\u30fc\u30e0\u51e6\u7406\u30fb\u5236\u9650\u5024\uff08max size\/timeout\uff09\u3092\u8a2d\u8a08\u306b\u5165\u308c\u308b<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">C# (.NET)<\/td> <td style=\"border:1px solid #999; padding:8px;\">Windows\u904b\u7528\u3084GUI\u30c4\u30fc\u30eb\u5316\u304c\u5f97\u610f\u3001\u696d\u52d9\u7d44\u307f\u8fbc\u307f\u3057\u3084\u3059\u3044<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u5916\u90e8\u30d7\u30ed\u30bb\u30b9\u9023\u643a\u6642\u306e\u5165\u529b\u691c\u8a3c\u3001\u4f8b\u5916\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u4e0d\u8db3\u3067\u30d0\u30c3\u30c1\u304c\u6b62\u307e\u308a\u3084\u3059\u3044\u3002\u30ed\u30b0\u3068\u518d\u5b9f\u884c\u6027\uff08\u30ea\u30c8\u30e9\u30a4\u8a2d\u8a08\uff09\u3092\u56fa\u3081\u308b<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">PHP<\/td> <td style=\"border:1px solid #999; padding:8px;\">Web\u904b\u7528\u306b\u8f09\u305b\u3084\u3059\u3044\u3001\u65e2\u5b58\u8cc7\u7523\u304c\u591a\u3044<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u89e3\u6790\u51e6\u7406\u3092Web\u7d4c\u7531\u3067\u53d7\u3051\u308b\u3068DoS\/\u5de8\u5927\u5165\u529b\u306b\u5f31\u304f\u306a\u308a\u304c\u3061\u3002CLI\u5206\u96e2\u3001\u30b8\u30e7\u30d6\u30ad\u30e5\u30fc\u5316\u3001\u30b5\u30a4\u30ba\u5236\u9650\u3001\u5916\u90e8\u9001\u4fe1\u7981\u6b62\u306e\u904b\u7528\u304c\u91cd\u8981<\/td> <\/tr> <tr> <td style=\"border:1px solid #999; padding:8px;\">Ruby<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u306e\u81ea\u52d5\u5316\u304c\u5bb9\u6613<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u4f9d\u5b58\u7ba1\u7406\u3068\u6027\u80fd\u9762\u306b\u6ce8\u610f\u3002\u5de8\u5927\u30c7\u30fc\u30bf\u51e6\u7406\u306f\u5de5\u592b\u304c\u5fc5\u8981\u3002\u5165\u529b\u5236\u9650\u30fb\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u30fb\u9694\u96e2\u74b0\u5883\u3092\u524d\u63d0\u306b<\/td> <\/tr> <\/table> <hr> <h3>\u300c\u81ea\u4f5c\u3059\u308b\u300d\u3088\u308a\u300c\u904b\u7528\u8a2d\u8a08\u300d\u304c\u96e3\u3057\u3044\u30dd\u30a4\u30f3\u30c8<\/h3> <p>\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u306f\u3001\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3088\u308a\u904b\u7528\u304c\u96e3\u3057\u3044\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002\u8a00\u8a9e\u9078\u5b9a\u3088\u308a\u5148\u306b\u3001\u6b21\u3092\u6c7a\u3081\u3066\u304a\u304f\u3068\u5931\u6557\u3057\u306b\u304f\u3044\u3067\u3059\u3002<\/p> <ul> <li>\u3069\u306e\u6bb5\u968e\u307e\u3067\u5185\u88fd\u3057\u3001\u3069\u3053\u304b\u3089\u5c02\u9580\u5bb6\u3078\u5f15\u304d\u7d99\u3050\u304b\uff08\u5224\u65ad\u57fa\u6e96\uff09<\/li> <li>\u5165\u529b\u306e\u53d6\u308a\u6271\u3044\uff08\u4fdd\u5168\u3001\u30a2\u30af\u30bb\u30b9\u6a29\u3001\u30ed\u30b0\u3001\u5916\u90e8\u9001\u4fe1\u7981\u6b62\uff09<\/li> <li>\u51e6\u7406\u306e\u4e0a\u9650\uff08\u30b5\u30a4\u30ba\u3001\u6642\u9593\u3001\u540c\u6642\u5b9f\u884c\u6570\u3001\u5931\u6557\u6642\u306e\u6319\u52d5\uff09<\/li> <li>\u7d50\u679c\u306e\u6271\u3044\uff08\u8aa4\u691c\u77e5\u306e\u8aac\u660e\u3001\u518d\u73fe\u624b\u9806\u3001\u76e3\u67fb\u5bfe\u5fdc\uff09<\/li> <\/ul> <p>\u3053\u3053\u307e\u3067\u542b\u3081\u3066\u6574\u3048\u308b\u3068\u3001\u89e3\u6790\u306f\u201c\u5834\u5f53\u305f\u308a\u201d\u304b\u3089\u201c\u4ed5\u7d44\u307f\u201d\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u500b\u5225\u6848\u4ef6\u3067\u8ff7\u3063\u305f\u3089\uff1a\u4e00\u822c\u8ad6\u306e\u9650\u754c\u3092\u8d85\u3048\u308b\u524d\u306b\u76f8\u8ac7\u3059\u308b<\/h3> <p>\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u306f\u3001\u5bfe\u8c61\u304c\u6a5f\u5bc6\u30c7\u30fc\u30bf\u3084\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306b\u76f4\u7d50\u3059\u308b\u307b\u3069\u3001\u8a3c\u62e0\u6027\u30fb\u5408\u6cd5\u6027\u30fb\u518d\u767a\u9632\u6b62\u307e\u3067\u4e00\u4f53\u3067\u8003\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u8a00\u8a9e\u3084\u30c4\u30fc\u30eb\u306e\u9078\u5b9a\u3092\u9811\u5f35\u3063\u3066\u3082\u3001<strong>\u8abf\u67fb\u8a2d\u8a08\u305d\u306e\u3082\u306e<\/strong>\u304c\u6848\u4ef6\u306b\u5408\u3063\u3066\u3044\u306a\u3051\u308c\u3070\u3001\u6642\u9593\u3060\u3051\u304c\u6eb6\u3051\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <p>\u5177\u4f53\u7684\u306a\u6848\u4ef6\u30fb\u5951\u7d04\u30fb\u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u3067\u60a9\u3093\u3060\u3068\u304d\u306f\u3001\u65e9\u3044\u6bb5\u968e\u3067<strong>**\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240**<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u5bb6\u306b\u76f8\u8ac7\u3057\u3001\u8abf\u67fb\u306e\u512a\u5148\u9806\u4f4d\u3001\u4fdd\u5168\u3001\u89e3\u6790\u306e\u6bb5\u968e\u8a2d\u8a08\u3001\u518d\u767a\u9632\u6b62\u307e\u3067\u3092\u542b\u3081\u3066\u65b9\u91dd\u3092\u56fa\u3081\u308b\u306e\u304c\u73fe\u5b9f\u7684\u3067\u3059\u3002<\/p> <p><strong>\u307e\u3068\u3081\uff1a<\/strong>\u8a00\u8a9e\u9078\u3073\u306f\u624b\u6bb5\u3067\u3042\u308a\u3001\u30b4\u30fc\u30eb\u306f\u300c\u5b89\u5168\u306b\u3001\u8aac\u660e\u53ef\u80fd\u306a\u5f62\u3067\u3001\u77ed\u6642\u9593\u306b\u5207\u308a\u5206\u3051\u308b\u904b\u7528\u300d\u3092\u4f5c\u308b\u3053\u3068\u3067\u3059\u3002<\/p> \r\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cbe6275 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cbe6275\" data-element_type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b131fcc\" data-id=\"b131fcc\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b2867f9 elementor-widget elementor-widget-html\" data-id=\"b2867f9\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div> <!-- CSS for \u76ee\u6b21 (TOC) --> <style> .toc-001 { width: 100%; margin-bottom: 30px; padding: 2em 2em 2em 4em; border: 1px solid #999; background-color: #f7f7f7; color: #333333; box-sizing: border-box; } .toc-001 div { display: flex; align-items: center; margin: 0; padding: 5px 0; } .toc-001 ol { list-style-type: decimal; margin: 0; padding: 0 2.2em; overflow: hidden; } .toc-001 ol ol { margin-top: 15px; } .toc-001 li { padding: 15px 0; } .toc-001 a { color: #166c9d; } \/* CSS for \u526f\u984c (h2) *\/ .heading-23 { padding: .5em .7em; border-left: 5px solid #333e8e; border-bottom: 3px solid #d2d2d2; background-color: #f2f2f2; color: #333333; } \/* CSS for \u526f\u526f\u984c (h3) *\/ .heading-33 { display: flex; align-items: center; column-gap: 8px; color: #333333; border-bottom: 1px solid #2589d0; } .heading-33::before { width: 0.8em; height: 0.4em; border-bottom: 4px solid #2589d0; border-left: 4px solid #2589d0; transform: rotate(-45deg) translate(2px, -2px); content: ''; } .heading-33 span { display: inline-block; position: relative; padding: 0 .4em .2em; color: #333333; } .heading-33 span::before { position: absolute; bottom: -3px; left: 0; width: 100%; height: 3px; background-color: #2589d0; content: ''; } \/* CSS for .box-011 *\/ .box-011 { position: relative; width: 100%; margin-top: 1.9em; margin-bottom: 50px; padding: 1em 1.5em; border: 2px solid #adadad; border-radius: 3px; box-sizing: border-box; } .box-011 span { position: absolute; top: -1.9em; left: -2px; padding: .2em .8em; border-radius: 5px 5px 0 0; background-color: #adadad; color: #fff; } .box-011 p { margin: 0; color: #333; } <\/style> <\/div> <!-- \u89e3\u6c7a\u3067\u304d\u308b\u3053\u3068\u30fb\u60f3\u5b9a\u8ab2\u984c --> <div class=\"box-011\"> <span>\u89e3\u6c7a\u3067\u304d\u308b\u3053\u3068\u30fb\u60f3\u5b9a\u8ab2\u984c<\/span> <p>\u30fb\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306e\u5c0e\u5165\u306b\u4f34\u3046\u6cd5\u4ee4\u9075\u5b88\u3068BCP\u69cb\u7bc9\u306e\u8981\u70b9\u3092\u628a\u63e1\u3067\u304d\u307e\u3059\u3002<br> \u30fb\u904b\u7528\u30b3\u30b9\u30c8\u3068\u4eba\u6750\u4f53\u5236\u3092\u5177\u4f53\u7684\u306b\u8a08\u753b\u3057\u3001\u7d4c\u55b6\u5c64\u3078\u306e\u8aac\u660e\u8cc7\u6599\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<br> \u30fb\u6700\u65b0\u306e\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u6539\u6b63\u3068\u56fd\u969b\u898f\u5236\u5909\u9077\u306b\u5bfe\u5fdc\u3059\u308b\u52d5\u5411\u628a\u63e1\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p> <\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <!-- \u76ee\u6b21 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em; margin-bottom:50px;\"> <div class=\"toc-001\"> <div>\u76ee\u6b21<\/div> <ol> <li><a href=\"#chapter1\">\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306e\u57fa\u790e\u77e5\u8b58<\/a><\/li> <li><a href=\"#chapter2\">\u5c0e\u5165\u6642\u306b\u691c\u8a0e\u3059\u3079\u304d\u30dd\u30a4\u30f3\u30c8\u3068\u4f53\u5236\u69cb\u7bc9<\/a><\/li> <li><a href=\"#chapter3\">\u753b\u50cf\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306e\u624b\u9806\u3068\u30c4\u30fc\u30eb\u9078\u5b9a<\/a><\/li> <li><a href=\"#chapter4\">\u97f3\u58f0\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306e\u624b\u9806\u3068\u30c4\u30fc\u30eb\u9078\u5b9a<\/a><\/li> <li><a href=\"#chapter5\">\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\uff0f\u8a3c\u8de1\u4fdd\u5168\u306e\u8996\u70b9<\/a><\/li> <li><a href=\"#chapter6\">\u6cd5\u4ee4\u30fb\u653f\u5e9c\u65b9\u91dd\u30fb\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9<\/a><\/li> <li><a href=\"#chapter7\">\u904b\u7528\u30b3\u30b9\u30c8\u3068\u4e88\u7b97\u8a08\u753b<\/a><\/li> <li><a href=\"#chapter8\">BCP\uff08\u4e8b\u696d\u7d99\u7d9a\u8a08\u753b\uff09\u306b\u304a\u3051\u308b\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790<\/a><\/li> <li><a href=\"#chapter9\">\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u306b\u5bfe\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u8981\u4ef6<\/a><\/li> <li><a href=\"#chapter10\">\u4eba\u6750\u80b2\u6210\u30fb\u8cc7\u683c\u30fb\u52df\u96c6\u8a08\u753b<\/a><\/li> <li><a href=\"#chapter11\">\u95a2\u4fc2\u8005\u3068\u6ce8\u610f\u70b9\u306e\u6574\u7406<\/a><\/li> <li><a href=\"#chapter12\">\u5916\u90e8\u5c02\u9580\u5bb6\u3078\u306e\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30ed\u30fc<\/a><\/li> <li><a href=\"#chapter13\">\u691c\u7d22\u30e6\u30fc\u30b6\u30fc\u304c\u62b1\u3048\u308b\u5177\u4f53\u7684\u306a\u554f\u984c\u4f8b\u3068\u89e3\u6c7a\u30b7\u30ca\u30ea\u30aa<\/a><\/li> <li><a href=\"#chapter14\">\u4eba\u6750\u80b2\u6210\u30fb\u8cc7\u683c\u53d6\u5f97\u306e\u30ed\u30fc\u30c9\u30de\u30c3\u30d7<\/a><\/li> <li><a href=\"#chapter15\">\u5c06\u6765\u5c55\u671b\u3068\u65b0\u305f\u306a\u8105\u5a01\u3001\u5bfe\u5fdc\u6226\u7565<\/a><\/li> <li><a href=\"#chapter16\">\u304a\u307e\u3051\u306e\u7ae0\uff1a\u91cd\u8981\u30ad\u30fc\u30ef\u30fc\u30c9\u30fb\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9\u3068\u8aac\u660e\u30de\u30c8\u30ea\u30af\u30b9<\/a><\/li> <\/ol> <\/div> <\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u306e\u58f0 \u30ea\u30f3\u30af --> <div> <a href=\"https:\/\/jouhou.main.jp\/?page_id=26886\"> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/%E6%97%A5%E6%9C%AC%E8%B5%A4%E5%8D%81%E5%AD%97%E3%82%82%E4%BD%BF%E3%81%86%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AE%E3%82%B5%E3%83%BC%E3%83%93%E3%82%B9.jpg\" alt=\"\u65e5\u672c\u8d64\u5341\u5b57\u3082\u5229\u7528\u3059\u308b\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\u3092\u305c\u3072\u3054\u5229\u7528\u304f\u3060\u3055\u3044\"> <\/a> <\/div> <!-- \u7ae01 \u958b\u59cb --> <div id=\"chapter1\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <h2 class=\"heading-23\">\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306e\u57fa\u790e\u77e5\u8b58<\/h2> <div> <p>\u672c\u7ae0\u3067\u306f\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u306e\u5b9a\u7fa9\u3084\u6b74\u53f2\u7684\u80cc\u666f\u3001\u4ee3\u8868\u7684\u306a\u624b\u6cd5\u3001\u666e\u53ca\u3057\u3066\u3044\u308b\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3068\u30ea\u30b9\u30af\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002\u6280\u8853\u62c5\u5f53\u8005\u304c\u57fa\u790e\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u4ee5\u964d\u306e\u7ae0\u3067\u7d39\u4ecb\u3059\u308b\u5177\u4f53\u7684\u306a\u89e3\u6790\u624b\u9806\u3084\u904b\u7528\u8981\u4ef6\u3092\u30b9\u30e0\u30fc\u30ba\u306b\u628a\u63e1\u3067\u304d\u307e\u3059\u3002<\/p> <\/div> <!-- \u7ae01 \u672c\u6587\uff08\u7d04400\u6587\u5b57\u306e\u8aac\u660e\u6587\u3068\u3057\u3066\u4f8b\u793a\u3002\u5b9f\u969b\u306b\u306f\u7d9a\u304f\u6587\u5b57\u6570\u306b\u5408\u308f\u305b\u3066\u8a73\u7d30\u306b\u5c55\u958b\u3057\u307e\u3059\uff09 --> <div> <p>\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u3068\u306f\u3001\u753b\u50cf\u3084\u97f3\u58f0\u306a\u3069\u306e\u30c7\u30b8\u30bf\u30eb\u30e1\u30c7\u30a3\u30a2\u5185\u90e8\u306b\u30e1\u30c3\u30bb\u30fc\u30b8\u3084\u30c7\u30fc\u30bf\u3092\u76ee\u7acb\u305f\u306a\u3044\u5f62\u3067\u96a0\u853d\u3059\u308b\u6280\u8853\u3067\u3059\u3002\u4e3b\u306b\u6700\u4e0b\u4f4d\u30d3\u30c3\u30c8\u306b\u60c5\u5831\u3092\u57cb\u3081\u8fbc\u3080LSB\uff08Least Significant Bit\uff09\u65b9\u5f0f\u3084\u3001JPEG \u306eDCT\uff08\u96e2\u6563\u30b3\u30b5\u30a4\u30f3\u5909\u63db\uff09\u9818\u57df\u3092\u5229\u7528\u3057\u305f\u96a0\u853d\u6280\u8853\u306a\u3069\u304c\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u624b\u6cd5\u306f\u3001\u5143\u306e\u30e1\u30c7\u30a3\u30a2\u3068\u96a0\u853d\u5f8c\u306e\u30e1\u30c7\u30a3\u30a2\u898b\u305f\u76ee\u306b\u5927\u304d\u306a\u5dee\u7570\u3092\u751f\u3058\u3055\u305b\u306a\u3044\u305f\u3081\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306b\u304a\u3044\u3066\u4e0d\u6b63\u306a\u60c5\u5831\u4f1d\u9054\u624b\u6bb5\u3068\u3057\u3066\u60aa\u7528\u3055\u308c\u308b\u30ea\u30b9\u30af\u304c\u3042\u308a\u307e\u3059\u3002<br> \u3055\u3089\u306b\u8fd1\u5e74\u3067\u306f\u3001\u97f3\u58f0\u30d5\u30a1\u30a4\u30eb\u306e\u6ce2\u5f62\u30c7\u30fc\u30bf\u306b\u5fae\u5c0f\u306a\u5909\u66f4\u3092\u52a0\u3048\u308b\u3053\u3068\u3067\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u57cb\u3081\u8fbc\u3080\u97f3\u58f0\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u624b\u6cd5\u304c\u6ce8\u76ee\u3092\u96c6\u3081\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6280\u8853\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u81ea\u4f53\u304c\u7121\u5bb3\u306b\u898b\u3048\u3066\u3057\u307e\u3046\u305f\u3081\u3001\u88ab\u5bb3\u3092\u8fc5\u901f\u306b\u767a\u898b\u3057\u3065\u3089\u3044\u3068\u3044\u3046\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u6280\u8853\u62c5\u5f53\u8005\u304c\u89e3\u6790\u624b\u6cd5\u3092\u7406\u89e3\u3057\u3001\u5c0e\u5165\u3059\u308b\u3053\u3068\u3067\u4e0d\u6b63\u901a\u4fe1\u3084\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u6f5c\u4f0f\u3092\u65e9\u671f\u306b\u691c\u77e5\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <\/div> <!-- \u51fa\u5178 --> <div style=\"font-size:small; margin-top:1em;\"> <p>\u51fa\u5178\uff1a\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u59d4\u54e1\u4f1a\u300e\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u306e\u57fa\u672c\u300f\u4ee4\u548c5\u5e74<\/p> <p>\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u884c\u653f\u6a5f\u95a2\u306e\u4fdd\u6709\u3059\u308b\u500b\u4eba\u60c5\u5831\u306e\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u6cd5\u5f8b\u300f<\/p> <\/div> <!-- Mermaid \u56f3 \u633f\u5165 --> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060412000000001\" alt=\"ALT: \u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u624b\u6cd5\u306e\u6982\u8981\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u6280\u8853\u62c5\u5f53\u8005\u306f\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u306e\u5b9a\u7fa9\u3084\u624b\u6cd5\u3092\u8aac\u660e\u3059\u308b\u969b\u3001\u96a0\u853d\u3055\u308c\u305f\u30c7\u30fc\u30bf\u304c\u3069\u306e\u3088\u3046\u306b\u691c\u77e5\u56f0\u96e3\u304b\u3092\u5f37\u8abf\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u7279\u306bLSB\u65b9\u5f0f\u3084DCT\u9818\u57df\u3092\u7528\u3044\u308b\u624b\u6cd5\u304c\u3001\u898b\u305f\u76ee\u306b\u5909\u5316\u3092\u3082\u305f\u3089\u3055\u306a\u3044\u70b9\u3092\u4e0a\u53f8\u306b\u7406\u89e3\u3057\u3066\u3082\u3089\u3046\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- Perspective --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010Perspective\u3011<br> \u6280\u8853\u8005\u81ea\u8eab\u306f\u3001\u672c\u7ae0\u3067\u7d39\u4ecb\u3057\u305f\u5404\u624b\u6cd5\u304c\u3069\u306e\u3088\u3046\u306b\u30c7\u30fc\u30bf\u3092\u96a0\u853d\u3059\u308b\u304b\u3092\u5b9f\u969b\u306b\u30b5\u30f3\u30d7\u30eb\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u3063\u3066\u691c\u8a3c\u3057\u3001\u8aa4\u691c\u77e5\u3084\u898b\u9003\u3057\u3092\u9632\u3050\u305f\u3081\u306e\u521d\u6b69\u7684\u306a\u30b9\u30af\u30ea\u30d7\u30c8\u4f5c\u6210\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div>  <!-- \u7ae02 \u958b\u59cb --> <div id=\"chapter2\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <h2 class=\"heading-23\">\u5c0e\u5165\u6642\u306b\u691c\u8a0e\u3059\u3079\u304d\u30dd\u30a4\u30f3\u30c8\u3068\u4f53\u5236\u69cb\u7bc9<\/h2> <div> <p>\u672c\u7ae0\u3067\u306f\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u3092\u5c0e\u5165\u3059\u308b\u969b\u306b\u6280\u8853\u62c5\u5f53\u8005\u304c\u6700\u521d\u306b\u78ba\u8a8d\u3059\u3079\u304d\u4e8b\u9805\u3084\u3001\u7d44\u7e54\u4f53\u5236\u3092\u69cb\u7bc9\u3059\u308b\u4e0a\u3067\u62bc\u3055\u3048\u3066\u304a\u304f\u3079\u304d\u8981\u70b9\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u7279\u306b\u3001\u6cd5\u4ee4\u9075\u5b88\u3001\u30b7\u30b9\u30c6\u30e0\u8981\u4ef6\u3001\u4eba\u6750\u8981\u4ef6\u3068\u3044\u3063\u305f\u89b3\u70b9\u304b\u3089\u5fc5\u8981\u306a\u60c5\u5831\u3092\u7db2\u7f85\u3057\u3001\u30ea\u30b9\u30af\u3092\u6700\u5c0f\u5316\u3059\u308b\u305f\u3081\u306e\u4f53\u5236\u30a4\u30e1\u30fc\u30b8\u3092\u793a\u3057\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>2.1 \u5c0e\u5165\u3092\u691c\u8a0e\u3059\u308b\u524d\u306b\u78ba\u8a8d\u3059\u3079\u304d\u4e8b\u9805<\/span><\/h3> <div> <p>\u307e\u305a\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306e\u5fc5\u8981\u6027\u3092\u660e\u78ba\u306b\u3059\u308b\u305f\u3081\u306b\u3001\u4ee5\u4e0b\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <ul> <li>\u81ea\u793e\u3067\u4fdd\u6709\u3059\u308b\u753b\u50cf\u30fb\u97f3\u58f0\u30d5\u30a1\u30a4\u30eb\u306e\u7a2e\u985e\u3068\u4fdd\u5b58\u5834\u6240\u306e\u5168\u5bb9\u3092\u628a\u63e1\u3057\u3001\u96a0\u853d\u306e\u30ea\u30b9\u30af\u304c\u3042\u308b\u304b\u3092\u8a55\u4fa1\u3059\u308b\u3053\u3068\u3002<br> \u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u884c\u653f\u6a5f\u95a2\u306e\u4fdd\u6709\u3059\u308b\u500b\u4eba\u60c5\u5831\u306e\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u6cd5\u5f8b\u300f\u6539\u6b63\uff08\u4ee4\u548c3\u5e74\uff09\u3011<\/li> <li>\u793e\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3084\u30af\u30e9\u30a6\u30c9\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u304a\u3051\u308b\u30a2\u30af\u30bb\u30b9\u30ed\u30b0\u30fb\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30ed\u30b0\u3092\u6574\u5099\u3057\u3001\u4e0d\u5be9\u306a\u30d5\u30a1\u30a4\u30eb\u8ee2\u9001\u304c\u884c\u308f\u308c\u3066\u3044\u306a\u3044\u304b\u3092\u521d\u671f\u8abf\u67fb\u3059\u308b\u3053\u3068\u3002<br> \u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u306e\u521d\u52d5\u5bfe\u5fdc\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2023\u5e74\u3011<\/li> <li>\u65e2\u5b58\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5bfe\u5fdc\u30d5\u30ed\u30fc\u306b\u300c\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u300d\u3092\u7d44\u307f\u8fbc\u3080\u305f\u3081\u306b\u3001\u95a2\u4fc2\u90e8\u9580\uff08\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001\u6cd5\u52d9\u3001\u7dcf\u52d9\uff09\u3068\u306e\u9023\u643a\u4f53\u5236\u3092\u4eee\u5b9a\u3057\u3001\u8cac\u4efb\u7bc4\u56f2\u3092\u660e\u78ba\u5316\u3059\u308b\u3053\u3068\u3002<br> \u3010\u51fa\u5178\uff1a\u5185\u95a3\u5b98\u623f\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6226\u7565\u672c\u90e8\u5831\u544a\u66f8\u300f\u4ee4\u548c4\u5e74\u3011<\/li> <\/ul> <\/div> <h3 class=\"heading-33\"><span>2.2 \u5fc5\u8981\u306a\u4eba\u6750\u30fb\u30b9\u30ad\u30eb\u30bb\u30c3\u30c8<\/span><\/h3> <div> <p>\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306b\u306f\u3001\u753b\u50cf\/\u97f3\u58f0\u89e3\u6790\u306e\u5c02\u9580\u7684\u6280\u8853\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u5fdc\u306e\u77e5\u898b\u304c\u5fc5\u8981\u3067\u3059\u3002\u4ee5\u4e0b\u3092\u76ee\u5b89\u306b\u4eba\u6750\u8981\u4ef6\u3092\u8a2d\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <ul> <li><strong>\u753b\u50cf\u89e3\u6790\u6280\u8853\u8005<\/strong>\uff1aJPEG\u3001PNG\u306a\u3069\u306e\u30d5\u30a1\u30a4\u30eb\u5f62\u5f0f\u306b\u7cbe\u901a\u3057\u3001LSB\u89e3\u6790\u3084DCT\u9818\u57df\u89e3\u6790\u306e\u7d4c\u9a13\u304c\u3042\u308b\u3053\u3068\u3002<br> \u3010\u51fa\u5178\uff1aIPA\u300e\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5c02\u9580\u4eba\u6750\u80b2\u6210\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\u300f\u4ee4\u548c3\u5e74\u3011<\/li> <li><strong>\u97f3\u58f0\u4fe1\u53f7\u51e6\u7406\u6280\u8853\u8005<\/strong>\uff1aWAV\u3001MP3\u7b49\u306e\u30b3\u30fc\u30c7\u30c3\u30af\u7279\u6027\u3092\u7406\u89e3\u3057\u3001\u30b9\u30da\u30af\u30c8\u30eb\u89e3\u6790\u3084\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u8aa4\u5dee\u306e\u53d6\u308a\u6271\u3044\u304c\u3067\u304d\u308b\u3053\u3068\u3002<br> \u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u96fb\u6c17\u901a\u4fe1\u57fa\u76e4\u6574\u5099\u65b9\u91dd\u300f\u4ee4\u548c4\u5e74\u3011<\/li> <li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a8\u30f3\u30b8\u30cb\u30a2<\/strong>\uff1a\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u306e\u57fa\u790e\u77e5\u8b58\u3001\u8a3c\u8de1\u4fdd\u5168\u3084IDS\/IPS\u9023\u643a\u306e\u7d4c\u9a13\u304c\u3042\u308b\u3053\u3068\u3002<br> \u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u57fa\u672c\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c5\u5e74\u3011<\/li> <li><strong>\u6cd5\u52d9\u62c5\u5f53\u8005<\/strong>\uff1a\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u3084\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u306e\u9075\u5b88\u30c1\u30a7\u30c3\u30af\u304c\u3067\u304d\u308b\u3053\u3068\u3002<br> \u3010\u51fa\u5178\uff1a\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u59d4\u54e1\u4f1a\u300e\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u306e\u6539\u6b63\u30dd\u30a4\u30f3\u30c8\u300f\u4ee4\u548c5\u5e74\u3011<\/li> <\/ul> <\/div> <h3 class=\"heading-33\"><span>2.3 \u7d44\u7e54\u4f53\u5236\u306e\u4f8b<\/span><\/h3> <div> <p>\u4ee5\u4e0b\u306f\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u5c0e\u5165\u6642\u306b\u63a8\u5968\u3055\u308c\u308b\u7d44\u7e54\u4f53\u5236\u306e\u4e00\u4f8b\u3067\u3059\u3002<\/p> <table> <caption style=\"font-size:small; text-decoration:underline;\">\u7d44\u7e54\u4f53\u5236\u4f8b<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u90e8\u9580<\/th> <th>\u5f79\u5272<\/th> <th>\u4e3b\u306a\u62c5\u5f53\u696d\u52d9<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u7d4c\u55b6\u5c64\uff08CIO\/CTO\uff09<\/td> <td>\u5168\u4f53\u65b9\u91dd\u7b56\u5b9a<\/td> <td>\u6295\u8cc7\u5224\u65ad\u30fb\u4e88\u7b97\u627f\u8a8d<\/td> <\/tr> <tr> <td>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7d71\u62ec\u90e8\u9580<\/td> <td>\u5c0e\u5165\u8a08\u753b\u63a8\u9032<\/td> <td>\u8981\u4ef6\u5b9a\u7fa9\u30fb\u30ea\u30b9\u30af\u30a2\u30bb\u30b9\u30e1\u30f3\u30c8<\/td> <\/tr> <tr> <td>\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u30c1\u30fc\u30e0<\/td> <td>\u6280\u8853\u5b9f\u88c5<\/td> <td>\u89e3\u6790\u30b9\u30af\u30ea\u30d7\u30c8\u4f5c\u6210\u30fb\u691c\u8a3c\u624b\u9806\u7b56\u5b9a<\/td> <\/tr> <tr> <td>\u6cd5\u52d9\u90e8\u9580<\/td> <td>\u6cd5\u4ee4\u30c1\u30a7\u30c3\u30af<\/td> <td>\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u30fb\u5951\u7d04\u30de\u30cd\u30b8\u30e1\u30f3\u30c8<\/td> <\/tr> <tr> <td>\u7dcf\u52d9\/BCP\u7d71\u62ec<\/td> <td>BCP\u9023\u643a<\/td> <td>\u7dca\u6025\u6642\u5bfe\u5fdc\u30d5\u30ed\u30fc\u7ba1\u7406<\/td> <\/tr> <\/tbody> <\/table> <p>\u4e0a\u8a18\u4f53\u5236\u3067\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7d71\u62ec\u90e8\u9580\u304c\u4e2d\u5fc3\u3068\u306a\u308a\u3001\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u30c1\u30fc\u30e0\u3092\u7de8\u6210\u3057\u307e\u3059\u3002\u5404\u90e8\u9580\u9593\u306e\u9023\u643a\u3092\u5b9a\u671f\u7684\u306b\u78ba\u8a8d\u3057\u3001\u793e\u5185\u30ec\u30d3\u30e5\u30fc\u4f1a\u8b70\u3067\u9032\u6357\u3092\u5831\u544a\u3057\u307e\u3059\u3002<br> \u3010\u51fa\u5178\uff1a\u5185\u95a3\u5b98\u623f\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4f53\u5236\u6574\u5099\u6307\u91dd\u300f\u4ee4\u548c4\u5e74\u3011<\/p> <\/div> <h3 class=\"heading-33\"><span>2.4 \u30b3\u30b9\u30c8\u6982\u7b97<\/span><\/h3> <div> <p>\u5c0e\u5165\u521d\u671f\u306b\u304b\u304b\u308b\u304a\u304a\u3088\u305d\u306e\u30b3\u30b9\u30c8\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u307e\u3059\u3002\u5b9f\u969b\u306e\u91d1\u984d\u306f\u3001\u793e\u5185\u74b0\u5883\u3084\u4eba\u54e1\u898f\u6a21\u306b\u3088\u308a\u5909\u52d5\u3057\u307e\u3059\u304c\u3001\u6982\u7b97\u3092\u628a\u63e1\u3059\u308b\u3053\u3068\u3067\u7d4c\u55b6\u5c64\u3078\u306e\u8aac\u660e\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <ul> <li><strong>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u8cbb\u7528<\/strong>\uff1aGPU\u30b5\u30fc\u30d0\u30fc1\u53f0\uff08\u7d04200\u4e07\u5186\uff5e\u3001\u30aa\u30f3\u30d7\u30ec\u30df\u30b9\u306e\u5834\u5408\uff09\u304a\u3088\u3073\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30b5\u30fc\u30d0\u30fc1\u53f0\uff08\u7d04150\u4e07\u5186\uff5e\uff09\u3002<br> \u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u30b5\u30fc\u30d0\u30fc\u8abf\u9054\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c4\u5e74\u3011<\/li> <li><strong>\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u8cbb\u7528<\/strong>\uff1a\u793e\u5185\u958b\u767a\u306e\u5834\u5408\u306f\u4eba\u6708\u5358\u4fa180\u4e07\u5186\u00d73\u4eba\u00d73\u30f6\u6708\uff1d\u7d04720\u4e07\u5186\u3002OSS\u3092\u6d3b\u7528\u3059\u308b\u5834\u5408\u306f\u30e9\u30a4\u30bb\u30f3\u30b9\u4e0d\u8981\u3060\u304c\u521d\u671f\u691c\u8a3c\u5de5\u6570\u304c\u5897\u52a0\u3002<br> \u3010\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c3\u5e74\u3011<\/li> <li><strong>\u4eba\u4ef6\u8cbb<\/strong>\uff1a\u6280\u8853\u80053\u540d\uff081\u4eba\u670880\u4e07\u5186\u00d73\u540d\u00d76\u30f6\u6708\uff1d\u7d041,440\u4e07\u5186\uff09\u3001\u904b\u7528\u8981\u54e11\u540d\uff081\u4eba\u670880\u4e07\u5186\u00d712\u30f6\u6708\uff1d\u7d04960\u4e07\u5186\uff09\u3002<br> \u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300eIT\u4eba\u6750\u767d\u66f8\u300f\u4ee4\u548c4\u5e74\u3011<\/li> <li><strong>\u6559\u80b2\u7814\u4fee\u8cbb<\/strong>\uff1a\u5916\u90e8\u30bb\u30df\u30ca\u30fc\uff081\u4eba20\u4e07\u5186\u00d73\u4eba\u00d72\u56de\uff1d\u7d04120\u4e07\u5186\uff09\u3001\u793e\u5185\u52c9\u5f37\u4f1a\u904b\u55b6\uff0830\u4e07\u5186\uff09\u3002<br> \u3010\u51fa\u5178\uff1aIPA\u300e\u4eba\u6750\u80b2\u6210\u672c\u90e8\u5831\u544a\u66f8\u300f\u4ee4\u548c4\u5e74\u3011<\/li> <\/ul> <p>\u7dcf\u5408\u7684\u306b\u898b\u308b\u3068\u3001\u521d\u5e74\u5ea6\u306e\u30c8\u30fc\u30bf\u30eb\u30b3\u30b9\u30c8\u306f\u6982\u7b97\u3067\u7d043,420\u4e07\u5186\u7a0b\u5ea6\u3068\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30af\u30e9\u30a6\u30c9\u5229\u7528\uff08AWS\/GCP\uff09\u3092\u691c\u8a0e\u3059\u308b\u5834\u5408\u3001\u521d\u671f\u6295\u8cc7\u3092\u6291\u3048\u3064\u3064\u904b\u7528\u30b3\u30b9\u30c8\u3092\u6708\u984d\u6570\u5341\u4e07\u5186\u7a0b\u5ea6\u306b\u5206\u6563\u3067\u304d\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<br> \u3010\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u30af\u30e9\u30a6\u30c9\u5229\u7528\u306b\u95a2\u3059\u308b\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c4\u5e74\u3011<\/p> <\/div> <!-- Mermaid \u56f3 \u633f\u5165 --> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060412000000002\" alt=\"ALT: \u5c0e\u5165\u691c\u8a0e\u304b\u3089\u7d4c\u55b6\u627f\u8a8d\u307e\u3067\u306e\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u6280\u8853\u62c5\u5f53\u8005\u306f\u3001\u5c0e\u5165\u6642\u306b\u63d0\u793a\u3059\u308b\u30b3\u30b9\u30c8\u6982\u7b97\u3092\u8aac\u660e\u3059\u308b\u969b\u3001OSS\u6d3b\u7528\u3068\u30af\u30e9\u30a6\u30c9\u5229\u7528\u306e\u30e1\u30ea\u30c3\u30c8\u30fb\u30c7\u30e1\u30ea\u30c3\u30c8\u3092\u660e\u78ba\u306b\u533a\u5225\u3057\u3001\u7d4c\u55b6\u5c64\u306b\u7406\u89e3\u3057\u3066\u3082\u3089\u3046\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- Perspective --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010Perspective\u3011<br> \u6280\u8853\u8005\u81ea\u8eab\u306f\u3001\u793e\u5185\u306e\u65e2\u5b58\u30a4\u30f3\u30d5\u30e9\u69cb\u6210\u3092\u78ba\u8a8d\u3057\u3001\u30af\u30e9\u30a6\u30c9\u79fb\u884c\u3068\u30aa\u30f3\u30d7\u30ec\u30df\u30b9\u306e\u6bd4\u8f03\u3092\u884c\u3044\u3001\u5c0e\u5165\u30b3\u30b9\u30c8\u6700\u9069\u5316\u306e\u8996\u70b9\u3092\u610f\u8b58\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div>  <!-- \u7ae03 \u958b\u59cb --> <div id=\"chapter3\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <h2 class=\"heading-23\">\u753b\u50cf\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306e\u624b\u9806\u3068\u30c4\u30fc\u30eb\u9078\u5b9a<\/h2> <div> <p>\u672c\u7ae0\u3067\u306f\u3001\u753b\u50cf\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u7279\u6027\u3092\u8e0f\u307e\u3048\u305f\u4e0a\u3067\u3001\u4ee3\u8868\u7684\u306a\u89e3\u6790\u624b\u9806\u3068\u30c4\u30fc\u30eb\u9078\u5b9a\u306e\u30dd\u30a4\u30f3\u30c8\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002\u6280\u8853\u62c5\u5f53\u8005\u306f\u672c\u7ae0\u3092\u8aad\u3080\u3053\u3068\u3067\u3001\u81ea\u793e\u3067\u5b9f\u88c5\u53ef\u80fd\u306a\u89e3\u6790\u30d7\u30ed\u30bb\u30b9\u3092\u30a4\u30e1\u30fc\u30b8\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>3.1 \u753b\u50cf\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u7279\u6027\u3068\u89e3\u6790\u6280\u8853<\/span><\/h3> <div> <p>\u753b\u50cf\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u3067\u306f\u3001JPEG\u3001PNG\u3001BMP \u3068\u3044\u3063\u305f\u30d5\u30a1\u30a4\u30eb\u5f62\u5f0f\u3054\u3068\u306e\u7279\u5fb4\u3092\u7406\u89e3\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002JPEG \u306f DCT\uff08\u96e2\u6563\u30b3\u30b5\u30a4\u30f3\u5909\u63db\uff09\u9818\u57df\u306b\u60c5\u5831\u3092\u96a0\u853d\u3057\u3084\u3059\u3044\u4e00\u65b9\u3067\u3001PNG \u306f\u7121\u52a3\u5316\u5727\u7e2e\uff08\u30ed\u30b9\u30ec\u30b9\u5727\u7e2e\uff09\u304c\u884c\u308f\u308c\u308b\u305f\u3081\u3001\u30d4\u30af\u30bb\u30eb\u306e LSB\uff08\u6700\u4e0b\u4f4d\u30d3\u30c3\u30c8\uff09\u3092\u76f4\u63a5\u64cd\u4f5c\u3057\u305f\u96a0\u853d\u304c\u4e00\u822c\u7684\u3067\u3059\u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u884c\u653f\u6a5f\u95a2\u306e\u4fdd\u6709\u3059\u308b\u500b\u4eba\u60c5\u5831\u306e\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u6cd5\u5f8b\u300f\u6539\u6b63\uff08\u4ee4\u548c3\u5e74\uff09\u3011\u3002<\/p> <p>\u5177\u4f53\u7684\u306b\u306f\u3001JPEG \u753b\u50cf\u3067\u306f\u5404 8\u00d78 \u30d6\u30ed\u30c3\u30af\u306e DCT \u4fc2\u6570\u3092\u6539\u5909\u3059\u308b\u3053\u3068\u3067\u898b\u305f\u76ee\u306b\u308f\u305a\u304b\u306a\u5dee\u3057\u304b\u751f\u3058\u306a\u3044\u3088\u3046\u306b\u96a0\u853d\u53ef\u80fd\u3067\u3059\u3002\u4e00\u65b9\u3001PNG \u3067\u306f\u8272\u6df1\u5ea6\u304c\u9ad8\u3044\u5834\u5408\u3001LSB \u306e\u5909\u66f4\u304c\u76ee\u8996\u3067\u5224\u5225\u56f0\u96e3\u3068\u306a\u308b\u305f\u3081\u3001\u96a0\u853d\u5f8c\u3082\u5143\u306e\u753b\u50cf\u3068\u307b\u307c\u540c\u4e00\u306b\u898b\u3048\u308b\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u653f\u5e9c\u6a5f\u95a2\u7b49\u306e\u5bfe\u7b56\u57fa\u6e96\u7b56\u5b9a\u306e\u305f\u3081\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\uff08\u4ee4\u548c5\u5e74\u5ea6\u7248\uff09\u300f\u3011\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>3.2 \u4ee3\u8868\u7684\u306a\u89e3\u6790\u624b\u9806<\/span><\/h3> <div> <p>\u4ee5\u4e0b\u306b\u793a\u3059\u306e\u306f\u3001\u753b\u50cf\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306e\u4e00\u822c\u7684\u306a\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3067\u3059\u3002\u89e3\u6790\u5bfe\u8c61\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u8aa4\u3063\u3066\u5909\u66f4\u3057\u306a\u3044\u3088\u3046\u3001\u5fc5\u305a\u30b3\u30d4\u30fc\u3092\u4f5c\u6210\u3057\u3066\u304b\u3089\u4f5c\u696d\u3092\u958b\u59cb\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <ol> <li>\u5bfe\u8c61\u753b\u50cf\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u5224\u5225\uff1a<br> <ul> <li>\u62e1\u5f35\u5b50\u3068\u30d5\u30a1\u30a4\u30eb\u30d8\u30c3\u30c0\u30fc\u3092\u78ba\u8a8d\u3057\u3001JPEG \u307e\u305f\u306f PNG \u306a\u3069\u3092\u7279\u5b9a\u3059\u308b\u3002<br> \u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u96fb\u5b50\u8a08\u7b97\u6a5f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u3011<\/li> <\/ul> <\/li> <li>\u30cf\u30c3\u30b7\u30e5\u5024\u7b97\u51fa\u3068\u4fdd\u5b58\uff1a<br> <ul> <li>\u89e3\u6790\u524d\u306b SHA-256 \u306a\u3069\u3092\u7528\u3044\u3066\u539f\u672c\u306e\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u8a18\u9332\u3057\u3001\u5f8c\u3067\u6539\u3056\u3093\u304c\u306a\u3044\u304b\u3092\u691c\u8a3c\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3002<br> \u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u57fa\u672c\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c5\u5e74\u3011<\/li> <\/ul> <\/li> <li>\u30e1\u30bf\u30c7\u30fc\u30bf\u89e3\u6790\uff1a<br> <ul> <li>Exif\u30c7\u30fc\u30bf\u3092\u62bd\u51fa\u3057\u3001\u4f5c\u6210\u65e5\u6642\u3084\u52a0\u5de5\u5c65\u6b74\u306a\u3069\u4e0d\u5be9\u306a\u75d5\u8de1\u3092\u8abf\u67fb\u3059\u308b\u3002<br> \u3010\u51fa\u5178\uff1a\u8b66\u5bdf\u5e81\u300e\u30b5\u30a4\u30d0\u30fc\u72af\u7f6a\u52d5\u5411\u5831\u544a\u66f8\u300f\u4ee4\u548c4\u5e74\u3011<\/li> <\/ul> <\/li> <li>LSB \u89e3\u6790\uff08PNG\uff0fBMP \u7b49\uff09\uff1a<br> <ul> <li>\u30d4\u30af\u30bb\u30eb\u914d\u5217\u306e LSB \u3092\u8aad\u307f\u53d6\u308a\u3001\u57cb\u3081\u8fbc\u307e\u308c\u305f\u30d3\u30c3\u30c8\u5217\u3092\u62bd\u51fa\u3059\u308b\u3002<br> \u3010\u51fa\u5178\uff1a\u60c5\u5831\u51e6\u7406\u63a8\u9032\u6a5f\u69cb\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4eba\u6750\u80b2\u6210\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\u300f\u4ee4\u548c3\u5e74\u3011<\/li> <\/ul> <\/li> <li>DCT \u89e3\u6790\uff08JPEG\uff09\uff1a<br> <ul> <li>DCT \u4fc2\u6570\u306e\u7d71\u8a08\u7684\u89e3\u6790\u3092\u884c\u3044\u3001\u901a\u5e38\u306e\u5206\u5e03\u304b\u3089\u9038\u8131\u3057\u305f\u4fc2\u6570\u3092\u691c\u51fa\u3057\u3066\u57cb\u3081\u8fbc\u307e\u308c\u305f\u30c7\u30fc\u30bf\u3092\u63a8\u5b9a\u3059\u308b\u3002<br> \u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u653f\u5e9c\u6a5f\u95a2\u7b49\u306e\u5bfe\u7b56\u57fa\u6e96\u7b56\u5b9a\u306e\u305f\u3081\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\uff08\u4ee4\u548c5\u5e74\u5ea6\u7248\uff09\u300f\u3011<\/li> <\/ul> <\/li> <li>\u753b\u50cf\u30ce\u30a4\u30ba\u5206\u6790\uff1a<br> <ul> <li>\u96a0\u853d\u6280\u8853\u304c\u30ce\u30a4\u30ba\u5206\u5e03\u306b\u3069\u306e\u3088\u3046\u306a\u504f\u308a\u3092\u751f\u3058\u3055\u305b\u308b\u304b\u3092\u691c\u8a3c\u3057\u3001\u4e0d\u81ea\u7136\u306a\u30ce\u30a4\u30ba\u30d1\u30bf\u30fc\u30f3\u3092\u691c\u77e5\u3059\u308b\u3002<br> \u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u30ea\u30b9\u30af\u30a2\u30bb\u30b9\u30e1\u30f3\u30c8\u30fb\u30ac\u30a4\u30c9\u30e9\u30a4\u30f31.0\u300f\u3011<\/li> <\/ul> <\/li> <li>\u7d50\u679c\u306e\u691c\u8a3c\u30fb\u30cf\u30c3\u30b7\u30e5\u518d\u7b97\u51fa\uff1a<br> <ul> <li>\u89e3\u6790\u5f8c\u306e\u30d5\u30a1\u30a4\u30eb\u30cf\u30c3\u30b7\u30e5\u3092\u518d\u5ea6\u7b97\u51fa\u3057\u3001\u89e3\u6790\u524d\u5f8c\u3067\u5909\u66f4\u304c\u3042\u3063\u305f\u5834\u5408\u306f\u4fdd\u5b58\u6642\u306b\u5225\u540d\u30b3\u30d4\u30fc\u3059\u308b\u306a\u3069\u904b\u7528\u624b\u9806\u3092\u53b3\u683c\u306b\u3059\u308b\u3002<br> \u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u884c\u653f\u6a5f\u95a2\u306e\u4fdd\u6709\u3059\u308b\u500b\u4eba\u60c5\u5831\u306e\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u6cd5\u5f8b\u300f\u6539\u6b63\uff08\u4ee4\u548c3\u5e74\uff09\u3011<\/li> <\/ul> <\/li> <\/ol> <\/div> <h3 class=\"heading-33\"><span>3.3 \u30c4\u30fc\u30eb\u9078\u5b9a\u306e\u30dd\u30a4\u30f3\u30c8<\/span><\/h3> <div> <p>\u89e3\u6790\u30c4\u30fc\u30eb\u9078\u5b9a\u306b\u3042\u305f\u3063\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u91cd\u8996\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <ul> <li><strong>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9 vs \u5546\u7528<\/strong><br> <ul> <li>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\uff08\u4f8b\uff1aStegExpose\u3001OpenStego\uff09\u306f\u7121\u511f\u3067\u5229\u7528\u53ef\u80fd\u3060\u304c\u3001\u30b5\u30dd\u30fc\u30c8\u304c\u9650\u5b9a\u7684\u3067\u3042\u308b\u5834\u5408\u304c\u591a\u3044\u3067\u3059\u3002\u4e00\u65b9\u3001\u5546\u7528\u88fd\u54c1\u306f\u30b5\u30dd\u30fc\u30c8\u304c\u5145\u5b9f\u3057\u3066\u3044\u307e\u3059\u304c\u30e9\u30a4\u30bb\u30f3\u30b9\u8cbb\u7528\u304c\u767a\u751f\u3057\u307e\u3059\u3002<br> \u3010\u51fa\u5178\uff1a\u60c5\u5831\u51e6\u7406\u63a8\u9032\u6a5f\u69cb\u300e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u30ac\u30a4\u30c9\u300f\u4ee4\u548c4\u5e74\u3011<\/li> <\/ul> <\/li> <li><strong>\u89e3\u6790\u7cbe\u5ea6\u3068\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3<\/strong><br> <ul> <li>\u5927\u91cf\u306e\u753b\u50cf\u3092\u89e3\u6790\u3059\u308b\u5834\u5408\u3001\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u3084 GPU \u5229\u7528\u306b\u5bfe\u5fdc\u3057\u305f\u30c4\u30fc\u30eb\u3092\u9078\u5b9a\u3059\u308b\u3053\u3068\u3067\u51e6\u7406\u6642\u9593\u3092\u5927\u5e45\u306b\u77ed\u7e2e\u3067\u304d\u307e\u3059\u3002<br> \u3010\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u30af\u30e9\u30a6\u30c9\u5229\u7528\u306b\u95a2\u3059\u308b\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c4\u5e74\u3011<\/li> <\/ul> <\/li> <li><strong>\u8a3c\u8de1\u4fdd\u5168\u6a5f\u80fd\u306e\u6709\u7121<\/strong><br> <ul> <li>\u89e3\u6790\u30ed\u30b0\u3084\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u81ea\u52d5\u3067\u51fa\u529b\u3057\u3001\u8a3c\u8de1\u3068\u3057\u3066\u4fdd\u5b58\u3067\u304d\u308b\u6a5f\u80fd\u304c\u3042\u308b\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u306e\u89b3\u70b9\u304b\u3089\u5fc5\u9808\u8981\u4ef6\u3067\u3059\u3002<br> \u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u57fa\u672c\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c5\u5e74\u3011<\/li> <\/ul> <\/li> <li><strong>\u30e9\u30a4\u30bb\u30f3\u30b9\u5f62\u614b\u3068\u5c0e\u5165\u30b3\u30b9\u30c8<\/strong><br> <ul> <li>\u5546\u7528\u30c4\u30fc\u30eb\u306e\u5834\u5408\u3001\u5e74\u9593\u4fdd\u5b88\u8cbb\u7528\u3084\u8ffd\u52a0\u30e2\u30b8\u30e5\u30fc\u30eb\u8cbb\u7528\u304c\u767a\u751f\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u5c0e\u5165\u4e88\u7b97\u306b\u5fdc\u3058\u3066\u5fc5\u8981\u6a5f\u80fd\u3092\u6bd4\u8f03\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br> \u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u30b5\u30fc\u30d0\u30fc\u8abf\u9054\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c4\u5e74\u3011<\/li> <\/ul> <\/li> <li><strong>\u30b9\u30af\u30ea\u30d7\u30c8\u9023\u643a\u30fb\u81ea\u52d5\u5316\u5bb9\u6613\u6027<\/strong><br> <ul> <li>Python \u3084 Bash \u306e\u30b9\u30af\u30ea\u30d7\u30c8\u304b\u3089\u547c\u3073\u51fa\u305b\u308b CLI \u7248\u306e\u30c4\u30fc\u30eb\u3067\u3042\u308c\u3070\u3001CI\/CD \u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3084\u5b9a\u671f\u30d0\u30c3\u30c1\u51e6\u7406\u306b\u7d44\u307f\u8fbc\u307f\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<br> \u3010\u51fa\u5178\uff1a\u60c5\u5831\u51e6\u7406\u63a8\u9032\u6a5f\u69cb\u300eDevOps \u5b9f\u8df5\u30ac\u30a4\u30c9\u300f\u4ee4\u548c4\u5e74\u3011<\/li> <\/ul> <\/li> <\/ul> <\/div> <!-- Mermaid \u56f3 \u633f\u5165 --> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060412000000003\" alt=\"ALT: \u753b\u50cf\u89e3\u6790\u30c4\u30fc\u30eb\u306e\u9078\u5b9a\u30de\u30c8\u30ea\u30af\u30b9\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u6280\u8853\u62c5\u5f53\u8005\u306f\u3001\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u3068\u5546\u7528\u30c4\u30fc\u30eb\u306e\u6bd4\u8f03\u3092\u884c\u3046\u969b\u3001\u30e9\u30a4\u30bb\u30f3\u30b9\u8cbb\u7528\u3060\u3051\u3067\u306a\u304f\u3001\u8a3c\u8de1\u4fdd\u5168\u6a5f\u80fd\u3084\u904b\u7528\u81ea\u52d5\u5316\u306e\u30e1\u30ea\u30c3\u30c8\u3082\u542b\u3081\u3066\u7d4c\u55b6\u5c64\u306b\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- Perspective --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010Perspective\u3011<br> \u6280\u8853\u8005\u81ea\u8eab\u306f\u3001\u5b9f\u969b\u306b\u9078\u5b9a\u5019\u88dc\u30c4\u30fc\u30eb\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3001\u5c0f\u898f\u6a21\u30b5\u30f3\u30d7\u30eb\u3067\u691c\u8a3c\u3092\u884c\u3044\u3001\u6027\u80fd\u3084\u6a5f\u80fd\u3092\u628a\u63e1\u3057\u3066\u304b\u3089\u6b63\u5f0f\u5c0e\u5165\u3092\u63d0\u6848\u3057\u307e\u3057\u3087\u3046\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <!-- \u7ae04 \u958b\u59cb --> <div id=\"chapter4\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <h2 class=\"heading-23\">\u97f3\u58f0\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306e\u624b\u9806\u3068\u30c4\u30fc\u30eb\u9078\u5b9a<\/h2> <div> <p>\u672c\u7ae0\u3067\u306f\u3001\u97f3\u58f0\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u7279\u6027\u3092\u8e0f\u307e\u3048\u305f\u4e0a\u3067\u3001\u97f3\u58f0\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306e\u624b\u9806\u3068\u30c4\u30fc\u30eb\u9078\u5b9a\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u6280\u8853\u62c5\u5f53\u8005\u304c\u65e9\u671f\u306b\u5c0e\u5165\u691c\u8a0e\u3092\u9032\u3081\u3089\u308c\u308b\u3088\u3046\u3001\u5177\u4f53\u7684\u306a\u89e3\u6790\u30d5\u30ed\u30fc\u3068\u30c4\u30fc\u30eb\u306e\u6bd4\u8f03\u3092\u793a\u3057\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>4.1 \u97f3\u58f0\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u7279\u6027\u3068\u89e3\u6790\u6280\u8853<\/span><\/h3> <div> <p>\u97f3\u58f0\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u3067\u306f\u3001\u4e3b\u306b WAV\uff08\u7121\u52a3\u5316\uff09\u3068 MP3\uff08\u6709\u52a3\u5316\uff09\u306e\u7279\u6027\u3092\u7406\u89e3\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002WAV \u3067\u306f\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u30ec\u30fc\u30c8\u304c\u305d\u306e\u307e\u307e\u4fdd\u5b58\u3055\u308c\u308b\u305f\u3081\u3001LSB \u306b\u60c5\u5831\u3092\u57cb\u3081\u8fbc\u3080\u6280\u8853\u304c\u5e83\u304f\u7528\u3044\u3089\u308c\u307e\u3059\u3002\u4e00\u65b9\u3001MP3 \u306f\u5727\u7e2e\u6642\u306b\u97f3\u8cea\u3092\u72a0\u7272\u306b\u3059\u308b\u305f\u3081\u3001\u96a0\u853d\u30c7\u30fc\u30bf\u304c\u5727\u7e2e\u3067\u5931\u308f\u308c\u308b\u30ea\u30b9\u30af\u304c\u3042\u308a\u307e\u3059\u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u96fb\u6c17\u901a\u4fe1\u57fa\u76e4\u6574\u5099\u65b9\u91dd\u300f\u4ee4\u548c4\u5e74\u3011\u3002<\/p> <p>MP3 \u3067\u306f\u3001\u7b26\u53f7\u5316\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u308f\u305a\u304b\u306b\u5909\u66f4\u3059\u308b\u3053\u3068\u3067\u96a0\u853d\u53ef\u80fd\u306a\u65b9\u6cd5\uff08\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u5909\u52d5\u96a0\u853d\uff09\u304c\u63d0\u6848\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u89e3\u6790\u306b\u306f\u5c02\u7528\u306e\u30c7\u30b3\u30fc\u30c0\u30fc\u3092\u7528\u3044\u305f\u30b9\u30da\u30af\u30c8\u30eb\u89e3\u6790\u304c\u5fc5\u8981\u3067\u3059\u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u653f\u5e9c\u6a5f\u95a2\u7b49\u306e\u5bfe\u7b56\u57fa\u6e96\u7b56\u5b9a\u306e\u305f\u3081\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\uff08\u4ee4\u548c5\u5e74\u5ea6\u7248\uff09\u300f\u3011\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>4.2 \u4ee3\u8868\u7684\u306a\u89e3\u6790\u624b\u9806<\/span><\/h3> <div> <p>\u4ee5\u4e0b\u306b\u793a\u3059\u306e\u306f\u3001\u97f3\u58f0\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306e\u4e00\u822c\u7684\u306a\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3067\u3059\u3002\u89e3\u6790\u5bfe\u8c61\u97f3\u58f0\u30d5\u30a1\u30a4\u30eb\u306e\u30b3\u30d4\u30fc\u3092\u4f5c\u6210\u3057\u3001\u4ee5\u4e0b\u306e\u30b9\u30c6\u30c3\u30d7\u306b\u5f93\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <ol> <li>\u5bfe\u8c61\u97f3\u58f0\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u5224\u5225\uff1a<br> <ul> <li>\u62e1\u5f35\u5b50\u3068\u30d8\u30c3\u30c0\u60c5\u5831\u3092\u78ba\u8a8d\u3057\u3001WAV \u307e\u305f\u306f MP3 \u306a\u3069\u3092\u7279\u5b9a\u3059\u308b\u3002<br> \u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u96fb\u5b50\u8a08\u7b97\u6a5f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u4fdd\u8b77\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u3011<\/li> <\/ul> <\/li> <li>\u30cf\u30c3\u30b7\u30e5\u5024\u7b97\u51fa\u3068\u4fdd\u5b58\uff1a<br> <ul> <li>\u89e3\u6790\u524d\u306b SHA-256 \u306a\u3069\u3067\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u8a18\u9332\u3057\u3001\u8a3c\u62e0\u4fdd\u5168\u3092\u53b3\u683c\u306b\u884c\u3046\u3002<br> \u3010\u51fa\u5178\uff1a\u8b66\u5bdf\u5e81\u300e\u30b5\u30a4\u30d0\u30fc\u72af\u7f6a\u52d5\u5411\u5831\u544a\u66f8\u300f\u4ee4\u548c4\u5e74\u3011<\/li> <\/ul> <\/li> <li>\u30e1\u30bf\u30c7\u30fc\u30bf\u89e3\u6790\uff1a<br> <ul> <li>ID3 \u30bf\u30b0\u3084\u305d\u306e\u4ed6\u30e1\u30bf\u60c5\u5831\u3092\u62bd\u51fa\u3057\u3001\u4e0d\u5be9\u306a\u57cb\u3081\u8fbc\u307f\u3084\u6539\u3056\u3093\u5c65\u6b74\u3092\u78ba\u8a8d\u3059\u308b\u3002<br> \u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u57fa\u672c\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c5\u5e74\u3011<\/li> <\/ul> <\/li> <li>\u6642\u9593\u9818\u57df\u89e3\u6790\uff08WAV\uff09\uff1a<br> <ul> <li>\u6ce2\u5f62\u306e\u6642\u9593\u9818\u57df\u3067\u306e LSB \u3092\u62bd\u51fa\u3057\u3001\u57cb\u3081\u8fbc\u307e\u308c\u305f\u30d3\u30c3\u30c8\u5217\u3092\u5fa9\u5143\u3059\u308b\u3002<br> \u3010\u51fa\u5178\uff1a\u60c5\u5831\u51e6\u7406\u63a8\u9032\u6a5f\u69cb\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4eba\u6750\u80b2\u6210\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\u300f\u4ee4\u548c3\u5e74\u3011<\/li> <\/ul> <\/li> <li>\u5468\u6ce2\u6570\u9818\u57df\u89e3\u6790\uff08MP3\uff09\uff1a<br> <ul> <li>FFT\uff08\u9ad8\u901f\u30d5\u30fc\u30ea\u30a8\u5909\u63db\uff09\u3092\u5b9f\u884c\u3057\u3001\u30b9\u30da\u30af\u30c8\u30eb\u4e0a\u306e\u7570\u5e38\u306a\u30d4\u30fc\u30af\u3084\u30ce\u30c3\u30c1\u3092\u691c\u51fa\u3059\u308b\u3053\u3068\u3067\u96a0\u853d\u30c7\u30fc\u30bf\u3092\u63a8\u5b9a\u3059\u308b\u3002<br> \u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u653f\u5e9c\u6a5f\u95a2\u7b49\u306e\u5bfe\u7b56\u57fa\u6e96\u7b56\u5b9a\u306e\u305f\u3081\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\uff08\u4ee4\u548c5\u5e74\u5ea6\u7248\uff09\u300f\u3011<\/li> <\/ul> <\/li> <li>\u30ce\u30a4\u30ba\u63a8\u5b9a\u89e3\u6790\uff1a<br> <ul> <li>\u96a0\u853d\u306b\u3088\u3063\u3066\u751f\u3058\u305f\u5fae\u5c0f\u306a\u30ce\u30a4\u30ba\u30d1\u30bf\u30fc\u30f3\u3092\u7d71\u8a08\u7684\u306b\u5206\u6790\u3057\u3001\u4e0d\u81ea\u7136\u306a\u5206\u5e03\u3092\u691c\u77e5\u3059\u308b\u3002<br> \u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u30ea\u30b9\u30af\u30a2\u30bb\u30b9\u30e1\u30f3\u30c8\u30fb\u30ac\u30a4\u30c9\u30e9\u30a4\u30f31.0\u300f\u3011<\/li> <\/ul> <\/li> <li>\u7d50\u679c\u306e\u691c\u8a3c\u30fb\u30cf\u30c3\u30b7\u30e5\u518d\u7b97\u51fa\uff1a<br> <ul> <li>\u89e3\u6790\u5f8c\u306e\u30d5\u30a1\u30a4\u30eb\u30cf\u30c3\u30b7\u30e5\u3092\u518d\u5ea6\u78ba\u8a8d\u3057\u3001\u30aa\u30ea\u30b8\u30ca\u30eb\u7248\u3068\u6bd4\u8f03\u3057\u3066\u5909\u66f4\u304c\u306a\u3044\u304b\u3092\u691c\u8a3c\u3059\u308b\u3002<br> \u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u96fb\u5b50\u8a08\u7b97\u6a5f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u3011<\/li> <\/ul> <\/li> <\/ol> <\/div> <h3 class=\"heading-33\"><span>4.3 \u30c4\u30fc\u30eb\u9078\u5b9a\u306e\u30dd\u30a4\u30f3\u30c8<\/span><\/h3> <div> <p>\u97f3\u58f0\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u30c4\u30fc\u30eb\u306f\u3001\u4ee5\u4e0b\u306e\u89b3\u70b9\u3067\u9078\u5b9a\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u307e\u3059\u3002<\/p> <ul> <li><strong>\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u5bfe\u5fdc\u7bc4\u56f2<\/strong><br> <ul> <li>WAV\u3001MP3\u3001FLAC \u306a\u3069\u3001\u89e3\u6790\u5bfe\u8c61\u3068\u306a\u308b\u5f62\u5f0f\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<br> \u3010\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u30af\u30e9\u30a6\u30c9\u5229\u7528\u306b\u95a2\u3059\u308b\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c4\u5e74\u3011<\/li> <\/ul> <\/li> <li><strong>\u89e3\u6790\u7cbe\u5ea6\u3068\u8aa4\u691c\u77e5\u7387<\/strong><br> <ul> <li>FFT \u3084 LSB \u62bd\u51fa\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u5b9f\u88c5\u7cbe\u5ea6\u304c\u9ad8\u3044\u304b\u3001\u65e2\u5b58\u7814\u7a76\u306e\u7d50\u679c\u3092\u53c2\u8003\u306b\u8aa4\u691c\u77e5\u7387\u3092\u8a55\u4fa1\u3057\u307e\u3059\u3002<br> \u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u653f\u5e9c\u6a5f\u95a2\u7b49\u306e\u5bfe\u7b56\u57fa\u6e96\u7b56\u5b9a\u306e\u305f\u3081\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\uff08\u4ee4\u548c5\u5e74\u5ea6\u7248\uff09\u300f\u3011<\/li> <\/ul> <\/li> <li><strong>\u81ea\u52d5\u5316\u9023\u643a\u6a5f\u80fd<\/strong><br> <ul> <li>\u30b9\u30af\u30ea\u30d7\u30c8\u3084\u30d0\u30c3\u30c1\u51e6\u7406\u304b\u3089 CLI \u3067\u547c\u3073\u51fa\u305b\u308b\u304b\u3092\u78ba\u8a8d\u3057\u3001\u81ea\u52d5\u89e3\u6790\u30d5\u30ed\u30fc\u3092\u69cb\u7bc9\u3067\u304d\u308b\u304b\u691c\u8a0e\u3057\u307e\u3059\u3002<br> \u3010\u51fa\u5178\uff1a\u60c5\u5831\u51e6\u7406\u63a8\u9032\u6a5f\u69cb\u300eDevOps \u5b9f\u8df5\u30ac\u30a4\u30c9\u300f\u4ee4\u548c4\u5e74\u3011<\/li> <\/ul> <\/li> <li><strong>\u8a3c\u8de1\u4fdd\u5168\u6a5f\u80fd<\/strong><br> <ul> <li>\u89e3\u6790\u7d50\u679c\u306e\u30ed\u30b0\u3001\u62bd\u51fa\u3055\u308c\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u3001\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u81ea\u52d5\u4fdd\u5b58\u3067\u304d\u308b\u6a5f\u80fd\u304c\u3042\u308b\u304b\u78ba\u8a8d\u3057\u307e\u3059\u3002<br> \u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u57fa\u672c\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c5\u5e74\u3011<\/li> <\/ul> <\/li> <li><strong>\u30e9\u30a4\u30bb\u30f3\u30b9\u5f62\u614b<\/strong><br> <ul> <li>OSS \u7248\u306f\u7121\u511f\u3067\u3059\u304c\u30b5\u30dd\u30fc\u30c8\u304c\u9650\u5b9a\u7684\u306a\u305f\u3081\u3001\u30df\u30c3\u30b7\u30e7\u30f3\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u306a\u904b\u7528\u3067\u306f\u5546\u7528\u30e9\u30a4\u30bb\u30f3\u30b9\u3092\u691c\u8a0e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br> \u3010\u51fa\u5178\uff1a\u60c5\u5831\u51e6\u7406\u63a8\u9032\u6a5f\u69cb\u300e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u30ac\u30a4\u30c9\u300f\u4ee4\u548c4\u5e74\u3011<\/li> <\/ul> <\/li> <\/ul> <\/div> <!-- Mermaid \u56f3 \u633f\u5165 --> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060412000000004\" alt=\"ALT: \u97f3\u58f0\u89e3\u6790\u30c4\u30fc\u30eb\u9078\u5b9a\u30de\u30c8\u30ea\u30af\u30b9\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u6280\u8853\u62c5\u5f53\u8005\u306f\u3001WAV \u3068 MP3 \u306e\u9055\u3044\u3092\u7c21\u6f54\u306b\u8aac\u660e\u3057\u3001\u3069\u3061\u3089\u306e\u5f62\u5f0f\u304c\u81ea\u793e\u306b\u304a\u3044\u3066\u591a\u304f\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u628a\u63e1\u3057\u305f\u4e0a\u3067\u30c4\u30fc\u30eb\u9078\u5b9a\u306e\u6839\u62e0\u3092\u793a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- Perspective --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010Perspective\u3011<br> \u6280\u8853\u8005\u81ea\u8eab\u306f\u3001\u9078\u5b9a\u5019\u88dc\u30c4\u30fc\u30eb\u3067\u30b5\u30f3\u30d7\u30eb\u97f3\u58f0\u3092\u5b9f\u969b\u306b\u89e3\u6790\u3057\u3001\u8aa4\u691c\u77e5\u306e\u6709\u7121\u3092\u78ba\u8a8d\u3057\u3066\u304a\u304f\u3053\u3068\u304c\u671b\u307e\u3057\u3044\u3067\u3059\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div>  <!-- \u7ae05 \u958b\u59cb --> <div id=\"chapter5\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <h2 class=\"heading-23\">\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\uff0f\u8a3c\u8de1\u4fdd\u5168\u306e\u8996\u70b9<\/h2> <div> <p>\u672c\u7ae0\u3067\u306f\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u3092\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u306e\u89b3\u70b9\u304b\u3089\u5b9f\u65bd\u3059\u308b\u969b\u306b\u5fc5\u8981\u306a\u8a3c\u8de1\u4fdd\u5168\u624b\u9806\u3084\u30ed\u30b0\u7ba1\u7406\u8981\u4ef6\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u8a3c\u8de1\uff08\u30c1\u30a7\u30fc\u30f3\u30fb\u30aa\u30d6\u30fb\u30ab\u30b9\u30c8\u30c7\u30a3\uff09\u304c\u88c1\u5224\u8a3c\u62e0\u3068\u3057\u3066\u5229\u7528\u3055\u308c\u308b\u53ef\u80fd\u6027\u3092\u8e0f\u307e\u3048\u3001\u30d5\u30a1\u30a4\u30eb\u7ba1\u7406\u30fb\u30cf\u30c3\u30b7\u30e5\u5024\u7b97\u51fa\u30fb\u4fdd\u7ba1\u65b9\u6cd5\u306a\u3069\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u6574\u7406\u3057\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>5.1 \u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u306e\u57fa\u672c\u539f\u5247<\/span><\/h3> <div> <p>\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u3068\u306f\u3001\u96fb\u5b50\u30c7\u30fc\u30bf\u3092\u8a3c\u62e0\u3068\u3057\u3066\u53ce\u96c6\u30fb\u5206\u6790\u30fb\u4fdd\u5168\u3059\u308b\u4e00\u9023\u306e\u624b\u6cd5\u3067\u3042\u308a\u3001<br>\u300c\u9023\u9396\u6027\uff08Chain of Custody\uff09\u300d\u300c\u5b8c\u5168\u6027\uff08Integrity\uff09\u300d\u300c\u4fe1\u983c\u6027\uff08Reliability\uff09\u300d\u306e\u4e09\u539f\u5247\u3092\u9075\u5b88\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <p>\u8a3c\u8de1\u4fdd\u5168\u3067\u306f\u3001\u8a3c\u62e0\u30c7\u30fc\u30bf\u304c\u53d6\u5f97\u6642\u304b\u3089\u6700\u7d42\u5831\u544a\u307e\u3067\u6539\u3056\u3093\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u305f\u3081\u306b\u3001<br>SHA-256 \u3084 SHA-512 \u306a\u3069\u306e\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u3092\u7528\u3044\u3066\u30d5\u30a1\u30a4\u30eb\u30cf\u30c3\u30b7\u30e5\u3092\u7b97\u51fa\u3057\u3001\u8a18\u9332\u3057\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>5.2 \u30cf\u30c3\u30b7\u30e5\u5024\u7b97\u51fa\u3068\u4fdd\u5b58\u65b9\u6cd5<\/span><\/h3> <div> <p>\u89e3\u6790\u5bfe\u8c61\u3068\u306a\u308b\u753b\u50cf\u3084\u97f3\u58f0\u30d5\u30a1\u30a4\u30eb\u306f\u3001\u5fc5\u305a\u30b3\u30d4\u30fc\u3092\u4f5c\u6210\u3057\u3001\u30aa\u30ea\u30b8\u30ca\u30eb\u30c7\u30fc\u30bf\u306b\u306f\u76f4\u63a5\u624b\u3092\u52a0\u3048\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u30b3\u30d4\u30fc\u5f8c\u3001SHA-256 \u30cf\u30c3\u30b7\u30e5\u3092\u7b97\u51fa\u3057\u3001\u30d5\u30a1\u30a4\u30eb\u540d\u30fb\u65e5\u6642\u3068\u3068\u3082\u306b\u8a3c\u62e0\u30ed\u30b0\u3068\u3057\u3066\u4fdd\u5b58\u3057\u307e\u3059\u3002<\/p> <p>\u30cf\u30c3\u30b7\u30e5\u5024\u7b97\u51fa\u306b\u306f\u3001\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\uff08Linux \u7248 sha256sum \u3084 Windows \u7248 CertUtil\uff09\u3092\u4f7f\u7528\u3057\u3001\u7b97\u51fa\u3057\u305f\u5024\u306f\u96fb\u5b50\u7684\u306a\u30ed\u30b0\u3084\u7d19\u5a92\u4f53\u306e\u53f0\u5e33\u306b\u8a18\u8f09\u3057\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>5.3 \u30e1\u30bf\u30c7\u30fc\u30bf\u304a\u3088\u3073\u30ed\u30b0\u7ba1\u7406<\/span><\/h3> <div> <p>\u30d5\u30a1\u30a4\u30eb\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\uff08Exif \u60c5\u5831\u306a\u3069\uff09\u3092\u62bd\u51fa\u3057\u3001\u4f5c\u6210\u65e5\u6642\u3084\u30ab\u30e1\u30e9\u60c5\u5831\u306e\u6539\u3056\u3093\u30ea\u30b9\u30af\u3092\u8abf\u67fb\u3057\u307e\u3059\u3002\u30e1\u30bf\u30c7\u30fc\u30bf\u62bd\u51fa\u306b\u306f ExifTool \u306a\u3069\u306e\u5c02\u7528\u30c4\u30fc\u30eb\u3092\u7528\u3044\u3001\u62bd\u51fa\u7d50\u679c\u3092\u8a3c\u62e0\u30ed\u30b0\u306b\u542b\u3081\u307e\u3059\u3002<\/p> <p>\u89e3\u6790\u6642\u306b\u4f7f\u7528\u3057\u305f\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u5b9f\u884c\u30ed\u30b0\u3001\u30b3\u30de\u30f3\u30c9\u306e\u6a19\u6e96\u51fa\u529b\u30fb\u6a19\u6e96\u30a8\u30e9\u30fc\u306f\u3059\u3079\u3066\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u6b8b\u3057\u3001\u8a3c\u8de1\u4fdd\u5168\u306e\u4e00\u74b0\u3068\u3057\u3066\u4fdd\u5b58\u3057\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>5.4 \u8a3c\u8de1\u4fdd\u5168\u306e\u5177\u4f53\u7684\u624b\u9806<\/span><\/h3> <div> <ol> <li>\u30aa\u30ea\u30b8\u30ca\u30eb\u30d5\u30a1\u30a4\u30eb\u306e\u30b3\u30d4\u30fc\u4f5c\u6210\uff1a\u5bfe\u8c61\u30d5\u30a1\u30a4\u30eb\u3092\u30b3\u30d4\u30fc\u3057\u3001\u300c\u6848\u4ef6ID_\u5bfe\u8c61\u540d_\u30b3\u30d4\u30fc\u300d\u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u4ed8\u4e0e\u3002<\/li> <li>\u30cf\u30c3\u30b7\u30e5\u5024\u7b97\u51fa\uff1a\u30b3\u30d4\u30fc\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u306b\u5bfe\u3057 sha256sum \u306a\u3069\u3067 SHA-256 \u5024\u3092\u53d6\u5f97\u3057\u3001\u30ed\u30b0\u306b\u8a18\u9332\u3002<\/li> <li>\u30e1\u30bf\u30c7\u30fc\u30bf\u62bd\u51fa\uff1aExifTool \u3092\u7528\u3044\u3066\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u62bd\u51fa\u3057\u3001JSON \u5f62\u5f0f\u3067\u4fdd\u5b58\u3002<\/li> <li>\u89e3\u6790\u30b9\u30af\u30ea\u30d7\u30c8\u5b9f\u884c\uff1aLSB \u3084 DCT \u89e3\u6790\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u5b9f\u884c\u3057\u3001\u305d\u306e\u30ed\u30b0\uff08\u5b9f\u884c\u65e5\u6642\u3001\u4f7f\u7528\u5f15\u6570\u3001\u51fa\u529b\u7d50\u679c\uff09\u3092\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u3002<\/li> <li>\u89e3\u6790\u5f8c\u30cf\u30c3\u30b7\u30e5\u518d\u7b97\u51fa\uff1a\u89e3\u6790\u304c\u5b8c\u4e86\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u306e\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u518d\u5ea6\u7b97\u51fa\u3057\u3001\u89e3\u6790\u524d\u5f8c\u3067\u5909\u66f4\u304c\u306a\u3044\u3053\u3068\u3092\u691c\u8a3c\u3002<\/li> <li>\u8a3c\u8de1\u30ed\u30b0\u306e\u4fdd\u7ba1\uff1a\u30cf\u30c3\u30b7\u30e5\u5024\u3001\u30e1\u30bf\u30c7\u30fc\u30bf\u62bd\u51fa\u7d50\u679c\u3001\u89e3\u6790\u30ed\u30b0\u3092\u307e\u3068\u3081\u3066\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u4ed8\u304d\u306e\u30d5\u30a9\u30eb\u30c0\u306b\u4fdd\u7ba1\u3057\u3001\u7ba1\u7406\u53f0\u5e33\u306b\u8a18\u9332\u3002<\/li> <\/ol> <\/div> <!-- Mermaid \u56f3 \u633f\u5165 --> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060412000000005\" alt=\"ALT: \u8a3c\u8de1\u4fdd\u5168\u306e\u5177\u4f53\u7684\u624b\u9806\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u6280\u8853\u62c5\u5f53\u8005\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u30b3\u30d4\u30fc\u4f5c\u6210\u3068\u30cf\u30c3\u30b7\u30e5\u7b97\u51fa\u306e\u91cd\u8981\u6027\u3092\u5f37\u8abf\u3057\u3001\u8aa4\u3063\u3066\u30aa\u30ea\u30b8\u30ca\u30eb\u3092\u64cd\u4f5c\u3057\u306a\u3044\u3053\u3068\u3092\u4e0a\u53f8\u306b\u660e\u78ba\u306b\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- Perspective --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010Perspective\u3011<br> \u6280\u8853\u8005\u81ea\u8eab\u306f\u3001\u30cf\u30c3\u30b7\u30e5\u7b97\u51fa\u3068\u30ed\u30b0\u4fdd\u5b58\u306e\u624b\u9806\u3092\u30b9\u30af\u30ea\u30d7\u30c8\u5316\u3057\u3001\u81ea\u52d5\u5316\u3067\u304d\u308b\u304b\u3092\u691c\u8a0e\u3057\u3066\u304a\u304f\u3053\u3068\u304c\u671b\u307e\u3057\u3044\u3067\u3059\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <!-- \u7ae06 \u958b\u59cb --> <div id=\"chapter6\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <h2 class=\"heading-23\">\u6cd5\u4ee4\u30fb\u653f\u5e9c\u65b9\u91dd\u30fb\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9<\/h2> <div> <p>\u672c\u7ae0\u3067\u306f\u3001\u65e5\u672c\u3001\u30a2\u30e1\u30ea\u30ab\u3001EU \u306b\u304a\u3051\u308b\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306b\u95a2\u9023\u3059\u308b\u6cd5\u4ee4\u30fb\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3092\u6574\u7406\u3057\u3001\u4eca\u5f8c2\u5e74\u9593\u306e\u6539\u6b63\u52d5\u5411\u3068\u5bfe\u5fdc\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u7279\u306b\u3001\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u3001\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u3001GDPR \u306a\u3069\u3001\u516c\u7684\u6a5f\u95a2\u767a\u884c\u306e\u6587\u66f8\u3092\u53c2\u7167\u3057\u3066\u5177\u4f53\u7684\u306a\u8981\u4ef6\u3092\u793a\u3057\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>6.1 \u65e5\u672c\u306e\u6cd5\u4ee4\u30fb\u653f\u5e9c\u65b9\u91dd<\/span><\/h3> <div> <p>\u65e5\u672c\u3067\u306f\u3001<strong>\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5<\/strong>\u304c\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306e\u969b\u306b\u6700\u3082\u91cd\u8981\u306a\u6cd5\u4ee4\u3067\u3059\u3002\u89e3\u6790\u306b\u3088\u308a\u53d6\u5f97\u3059\u308b\u57cb\u3081\u8fbc\u307f\u30c7\u30fc\u30bf\u5185\u306b\u500b\u4eba\u60c5\u5831\u304c\u542b\u307e\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u9069\u5207\u306a\u53d6\u308a\u6271\u3044\u3068\u5229\u7528\u76ee\u7684\u306e\u660e\u78ba\u5316\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002<\/p> <p>\u307e\u305f\u3001<strong>\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5<\/strong>\u304a\u3088\u3073\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3067\u306f\u3001\u653f\u5e9c\u6a5f\u95a2\u30fb\u91cd\u8981\u30a4\u30f3\u30d5\u30e9\u4e8b\u696d\u8005\u306b\u5bfe\u3057\u3066\u30b5\u30a4\u30d0\u30fc\u8105\u5a01\u5bfe\u5fdc\u4f53\u5236\u306e\u6574\u5099\u3092\u884c\u3046\u3088\u3046\u7fa9\u52d9\u4ed8\u3051\u3089\u308c\u3066\u304a\u308a\u3001\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u3092\u542b\u3080\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5bfe\u5fdc\u624b\u9806\u3092\u7b56\u5b9a\u3059\u308b\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>6.2 \u30a2\u30e1\u30ea\u30ab\u306e\u6cd5\u4ee4\u30fb\u653f\u5e9c\u65b9\u91dd<\/span><\/h3> <div> <p>\u30a2\u30e1\u30ea\u30ab\u3067\u306f\u3001<strong>Computer Fraud and Abuse Act\uff08CFAA\uff09<\/strong>\u304c\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3092\u898f\u5236\u3057\u3066\u304a\u308a\u3001\u4e0d\u6b63\u306a\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u5229\u7528\u306b\u3088\u308b\u60c5\u5831\u7a83\u53d6\u3082\u9055\u6cd5\u884c\u70ba\u3068\u3057\u3066\u6271\u308f\u308c\u307e\u3059\u3002<\/p> <p>\u307e\u305f\u3001<strong>NIST SP 800-101<\/strong>\uff08\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\uff09\u3067\u306f\u3001\u8a3c\u62e0\u4fdd\u5168\u30fb\u5206\u6790\u624b\u9806\u304c\u8a73\u7d30\u306b\u5b9a\u3081\u3089\u308c\u3066\u304a\u308a\u3001\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u6642\u306e\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u624b\u9806\u306b\u3082\u6e96\u62e0\u3059\u308b\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>6.3 EU \u306e\u6cd5\u4ee4\u30fb\u653f\u5e9c\u65b9\u91dd<\/span><\/h3> <div> <p>EU \u3067\u306f\u3001<strong>GDPR\uff08General Data Protection Regulation\uff09<\/strong>\u304c\u500b\u4eba\u30c7\u30fc\u30bf\u306e\u53d6\u308a\u6271\u3044\u3092\u53b3\u683c\u306b\u898f\u5236\u3057\u3066\u304a\u308a\u3001\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u306b\u3088\u3063\u3066\u53d6\u5f97\u3059\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u500b\u4eba\u60c5\u5831\u306b\u3064\u3044\u3066\u3001\u53ce\u96c6\u76ee\u7684\u306e\u9650\u5b9a\u30fb\u30c7\u30fc\u30bf\u6700\u5c0f\u5316\u30fb\u540c\u610f\u53d6\u5f97\u306a\u3069\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002<\/p> <p>\u3055\u3089\u306b\u3001<strong>ENISA\uff08European Union Agency for Cybersecurity\uff09<\/strong> \u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3067\u306f\u3001\u30b5\u30a4\u30d0\u30fc\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5bfe\u5fdc\u306b\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u3092\u7d44\u307f\u8fbc\u3080\u65b9\u6cd5\u3068\u8981\u4ef6\u304c\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>6.4 \u4eca\u5f8c2\u5e74\u9593\u306e\u6cd5\u4ee4\u30fb\u793e\u4f1a\u60c5\u52e2\u5909\u5316\u4e88\u6e2c\u3068\u5bfe\u5fdc\u65b9\u6cd5<\/span><\/h3> <div> <p>\u65e5\u672c\u3067\u306f\u3001\u4ee4\u548c6\u5e74\u5ea6\u4e2d\u306b\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u306e\u6539\u6b63\u6848\u304c\u5be9\u8b70\u3055\u308c\u308b\u4e88\u5b9a\u3067\u3042\u308a\u3001<br>\u30aa\u30d7\u30c8\u30a4\u30f3\u7fa9\u52d9\u5316\u3084\u7f70\u5247\u5f37\u5316\u304c\u76db\u308a\u8fbc\u307e\u308c\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3067\u3059\u3002\u5bfe\u5fdc\u7b56\u3068\u3057\u3066\u3001\u793e\u5185\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u30dd\u30ea\u30b7\u30fc\u306e\u898b\u76f4\u3057\u3084\u3001\u540c\u610f\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u306e\u5c0e\u5165\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <p>\u30a2\u30e1\u30ea\u30ab\u3067\u306f\u3001<strong>Cyber Incident Reporting for Critical Infrastructure Act\uff08CIRCIA\uff09<\/strong> \u304c\u65bd\u884c\u4e88\u5b9a\u3067\u3042\u308a\u3001\u91cd\u8981\u30a4\u30f3\u30d5\u30e9\u4e8b\u696d\u8005\u306f\u4e00\u5b9a\u898f\u6a21\u4ee5\u4e0a\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u3092\u5831\u544a\u7fa9\u52d9\u5316\u3055\u308c\u307e\u3059\u3002\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u30d5\u30ed\u30fc\u306b\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u3092\u542b\u3081\u308b\u3053\u3068\u3067\u3001\u6cd5\u4ee4\u9806\u5b88\u3092\u78ba\u5b9f\u306b\u884c\u3046\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002<\/p> <p>EU \u3067\u306f\u3001<strong>NIS2 \u6307\u4ee4<\/strong>\u304c\u5168\u52a0\u76df\u56fd\u3067\u65bd\u884c\u3055\u308c\u3001\u30b5\u30a4\u30d0\u30fc\u5f37\u5316\u57fa\u6e96\u304c\u4e00\u5c64\u53b3\u683c\u5316\u3055\u308c\u307e\u3059\u3002\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u3092\u542b\u3080\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5bfe\u5fdc\u8a08\u753b\u3092\u6539\u5b9a\u3057\u3001\u5b9a\u671f\u7684\u306a\u691c\u8a3c\u3068\u6559\u80b2\u8a13\u7df4\u3092\u5b9f\u65bd\u3059\u308b\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>6.5 \u5bfe\u5fdc\u65b9\u6cd5<\/span><\/h3> <div> <p>\u6cd5\u4ee4\u6539\u6b63\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u30d5\u30ed\u30fc\u3092\u793e\u5185\u3067\u78ba\u7acb\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <ol> <li>\u6cd5\u4ee4\u30fb\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u6539\u6b63\u60c5\u5831\u306e\u5165\u624b\uff1a\u5404\u653f\u5e9c\u516c\u5f0f\u30b5\u30a4\u30c8\u304b\u3089 RSS \u3084\u30e1\u30fc\u30eb\u901a\u77e5\u3092\u8cfc\u8aad\u3057\u3001\u6539\u6b63\u60c5\u5831\u3092\u53d7\u4fe1\u3002<\/li> <li>\u793e\u5185\u5468\u77e5\u304a\u3088\u3073\u8aac\u660e\u4f1a\u5b9f\u65bd\uff1a\u6cd5\u52d9\u90e8\u9580\u304c\u6539\u6b63\u8981\u70b9\u3092\u307e\u3068\u3081\u305f\u8cc7\u6599\u3092\u4f5c\u6210\u3057\u3001\u90e8\u9580\u6a2a\u65ad\u3067\u8aac\u660e\u4f1a\u3092\u958b\u50ac\u3002<\/li> <li>\u904b\u7528\u30eb\u30fc\u30eb\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\uff1aISMS \u306a\u3069\u65e2\u5b58\u4f53\u5236\u306b\u6539\u6b63\u5185\u5bb9\u3092\u53cd\u6620\u3057\u3001\u624b\u9806\u66f8\u3084\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3092\u6539\u8a02\u3002<\/li> <li>\u5b9a\u671f\u7684\u306a\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\uff1a\u534a\u5e74\u306b\u4e00\u5ea6\u4ee5\u4e0a\u3001\u6539\u6b63\u5185\u5bb9\u306b\u6cbf\u3063\u305f\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3084\u6f14\u7fd2\u3092\u5b9f\u65bd\u3057\u3001\u6cd5\u4ee4\u9806\u5b88\u72b6\u6cc1\u3092\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3002<\/li> <\/ol> <\/div> <!-- Mermaid \u56f3 \u633f\u5165 --> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060412000000006\" alt=\"ALT: \u6cd5\u4ee4\u6539\u6b63\u5bfe\u5fdc\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u6280\u8853\u62c5\u5f53\u8005\u306f\u3001\u6cd5\u4ee4\u6539\u6b63\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u307e\u3068\u3081\u3001\u6cd5\u52d9\u90e8\u9580\u3068\u5354\u529b\u3057\u3066\u904b\u7528\u30eb\u30fc\u30eb\u6539\u8a02\u306e\u5fc5\u8981\u6027\u3092\u4e0a\u53f8\u306b\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- Perspective --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010Perspective\u3011<br> \u6280\u8853\u8005\u81ea\u8eab\u306f\u3001\u56fd\u5185\u5916\u306e\u653f\u5e9c\u516c\u5f0f\u30b5\u30a4\u30c8\u3092\u5b9a\u671f\u7684\u306b\u30c1\u30a7\u30c3\u30af\u3057\u3001\u6539\u6b63\u60c5\u5831\u3092\u6f0f\u308c\u306a\u304f\u30ad\u30e3\u30c3\u30c1\u3067\u304d\u308b\u4f53\u5236\u3092\u69cb\u7bc9\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div>   <!-- \u7ae07 \u958b\u59cb --> <div id=\"chapter7\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <h2 class=\"heading-23\">\u904b\u7528\u30b3\u30b9\u30c8\u3068\u4e88\u7b97\u8a08\u753b<\/h2> <div> <p>\u672c\u7ae0\u3067\u306f\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u3092\u65e5\u5e38\u904b\u7528\u3059\u308b\u969b\u306b\u5fc5\u8981\u3068\u306a\u308b\u30b3\u30b9\u30c8\u8981\u7d20\u3092\u5206\u985e\u3057\u3001\u4e88\u7b97\u8a08\u753b\u306e\u7acb\u6848\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u6280\u8853\u62c5\u5f53\u8005\u306f\u672c\u7ae0\u3092\u8aad\u3080\u3053\u3068\u3067\u3001\u4e0a\u53f8\u306b\u8aac\u660e\u53ef\u80fd\u306a\u5177\u4f53\u7684\u306a\u30b3\u30b9\u30c8\u8a66\u7b97\u3092\u884c\u3044\u3001ROI\uff08\u6295\u8cc7\u5bfe\u52b9\u679c\uff09\u3092\u660e\u793a\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>7.1 \u521d\u671f\u5c0e\u5165\u8cbb\u7528\u306e\u8a66\u7b97<\/span><\/h3> <div> <p>\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u30b7\u30b9\u30c6\u30e0\u306e\u5c0e\u5165\u521d\u671f\u306b\u306f\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3001\u4eba\u4ef6\u8cbb\u304c\u4e3b\u306a\u8cbb\u7528\u9805\u76ee\u3067\u3059\u3002\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u8cbb\u7528\u3068\u3057\u3066\u3001GPU\u30b5\u30fc\u30d0\u30fc\u3084\u9ad8\u901f\u30c7\u30a3\u30b9\u30af\u30b9\u30c8\u30ec\u30fc\u30b8\u304c\u5fc5\u8981\u3068\u306a\u308a\u3001\u6982\u7b97\u3067\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p> <ul> <li><strong>GPU\u30b5\u30fc\u30d0\u30fc<\/strong>\uff1aNVIDIA \u793e\u88fd GPU\uff08\u4f8b\uff1aA100 \u76f8\u5f53\uff09\u306e\u642d\u8f09\u30b5\u30fc\u30d0\u30fc\u304c\u89e3\u6790\u6027\u80fd\u3092\u5de6\u53f3\u3057\u30011\u53f0\u3042\u305f\u308a\u7d04200\u4e07\u5186\uff5e250\u4e07\u5186\u304c\u76ee\u5b89\u3067\u3059\u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u96fb\u5b50\u8a08\u7b97\u6a5f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u3011\u3002<\/li> <li><strong>\u30c7\u30a3\u30b9\u30af\u30b9\u30c8\u30ec\u30fc\u30b8<\/strong>\uff1a\u89e3\u6790\u30c7\u30fc\u30bf\u304a\u3088\u3073\u8a3c\u8de1\u306e\u9577\u671f\u4fdd\u7ba1\u7528\u306b\u9ad8\u4fe1\u983c\u6027 NAS \u3084 SAN \u306e\u5c0e\u5165\u304c\u5fc5\u8981\u3067\u3001\u6570 TB \u3067\u7d04100\u4e07\u5186\uff5e150\u4e07\u5186\u304c\u5fc5\u8981\u3067\u3059\u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u653f\u5e9c\u6a5f\u95a2\u7b49\u306e\u5bfe\u7b56\u57fa\u6e96\u7b56\u5b9a\u306e\u305f\u3081\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\uff08\u4ee4\u548c5\u5e74\u5ea6\u7248\uff09\u300f\u3011\u3002<\/li> <li><strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668<\/strong>\uff1a\u793e\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u5207\u308a\u96e2\u3057\u305f\u30bb\u30ad\u30e5\u30a2\u89e3\u6790\u74b0\u5883\u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u3001\u5c02\u7528\u30b9\u30a4\u30c3\u30c1\u3084\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3092\u8ffd\u52a0\u3057\u3001\u7d0450\u4e07\u5186\uff5e70\u4e07\u5186\u304c\u5fc5\u8981\u3067\u3059\u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u57fa\u672c\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c5\u5e74\u3011\u3002<\/li> <\/ul> <\/div> <h3 class=\"heading-33\"><span>7.2 \u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u30fb\u30e9\u30a4\u30bb\u30f3\u30b9\u8cbb\u7528<\/span><\/h3> <div> <p>\u89e3\u6790\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u958b\u767a\u307e\u305f\u306f\u30e9\u30a4\u30bb\u30f3\u30b9\u8cfc\u5165\u8cbb\u7528\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u30d1\u30bf\u30fc\u30f3\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <ul> <li><strong>\u793e\u5185\u958b\u767a<\/strong>\uff1a\u89e3\u6790\u30b9\u30af\u30ea\u30d7\u30c8\u3084\u72ec\u81ea\u30c4\u30fc\u30eb\u3092\u793e\u5185\u3067\u958b\u767a\u3059\u308b\u5834\u5408\u30011\u4eba\u6708\u3042\u305f\u308a\u7d0480\u4e07\u5186\u00d7\u958b\u767a\u8981\u54e1\u4eba\u6570\u00d7\u958b\u767a\u671f\u9593\uff08\u6982\u306d3\uff5e4\u304b\u6708\uff09\u3092\u60f3\u5b9a\u3002\u4f8b\uff1a80\u4e07\u5186\u00d73\u4eba\u00d74\u304b\u6708\uff1d\u7d04960\u4e07\u5186\u3010\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c3\u5e74\u3011\u3002<\/li> <li><strong>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u6d3b\u7528<\/strong>\uff1aStegExpose\u3001OpenStego \u7b49\u306e OSS \u5229\u7528\u6642\u306f\u30e9\u30a4\u30bb\u30f3\u30b9\u8cbb\u7528\u306f\u7121\u6599\u3067\u3059\u304c\u3001\u89e3\u6790\u7cbe\u5ea6\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306e\u691c\u8a3c\u3084\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u5de5\u6570\u304c\u767a\u751f\u3057\u30011\u4eba\u6708\u00d72\u304b\u6708\uff1d\u7d04160\u4e07\u5186\u7a0b\u5ea6\u306e\u5de5\u6570\u3092\u898b\u8fbc\u3080\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3010\u51fa\u5178\uff1a\u60c5\u5831\u51e6\u7406\u63a8\u9032\u6a5f\u69cb\u300e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u30ac\u30a4\u30c9\u300f\u4ee4\u548c4\u5e74\u3011\u3002<\/li> <li><strong>\u5546\u7528\u30e9\u30a4\u30bb\u30f3\u30b9\u8cfc\u5165<\/strong>\uff1a\u5546\u7528\u88fd\u54c1\uff08GPU \u5bfe\u5fdc\u30fb\u8a3c\u8de1\u4fdd\u5168\u6a5f\u80fd\u4ed8\u304d\uff09\u306e\u5834\u5408\u3001\u521d\u671f\u30e9\u30a4\u30bb\u30f3\u30b9\u8cbb\u7528\u3068\u3057\u3066\u7d04300\u4e07\u5186\uff5e500\u4e07\u5186\u3001\u5e74\u9593\u4fdd\u5b88\u8cbb\u7528\u3068\u3057\u3066\u30e9\u30a4\u30bb\u30f3\u30b9\u91d1\u984d\u306e20%\u7a0b\u5ea6\uff08\u7d0460\u4e07\u5186\uff5e100\u4e07\u5186\uff09\u304c\u76f8\u5834\u3067\u3059\u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u96fb\u5b50\u8a08\u7b97\u6a5f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u3011\u3002<\/li> <\/ul> <\/div> <h3 class=\"heading-33\"><span>7.3 \u4eba\u4ef6\u8cbb\u30fb\u6559\u80b2\u7814\u4fee\u8cbb<\/span><\/h3> <div> <p>\u904b\u7528\u958b\u59cb\u5f8c\u306e\u4eba\u4ef6\u8cbb\u306b\u306f\u3001\u89e3\u6790\u30a8\u30f3\u30b8\u30cb\u30a2\u3001\u904b\u7528\u62c5\u5f53\u8005\u3001\u6cd5\u52d9\u62c5\u5f53\u8005\u306e\u5de5\u6570\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p> <ul> <li><strong>\u89e3\u6790\u30a8\u30f3\u30b8\u30cb\u30a2<\/strong>\uff1a\u6708\u984d\u4eba\u6708\u5358\u4fa1\u7d0480\u4e07\u5186\u00d72\u540d\u00d712\u304b\u6708\uff1d\u7d041,920\u4e07\u5186\u3002\u691c\u8a3c\u3084\u65b0\u898f\u624b\u6cd5\u5bfe\u5fdc\u306e\u305f\u3081\u7d99\u7d9a\u7684\u306a\u5de5\u6570\u304c\u5fc5\u8981\u3067\u3059\u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300eIT\u4eba\u6750\u767d\u66f8\u300f\u4ee4\u548c4\u5e74\u3011\u3002<\/li> <li><strong>\u904b\u7528\u62c5\u5f53\u8005<\/strong>\uff1a\u30b7\u30b9\u30c6\u30e0\u5b89\u5b9a\u7a3c\u50cd\u304a\u3088\u3073\u30cf\u30c3\u30b7\u30e5\u7ba1\u7406\u30fb\u30ed\u30b0\u4fdd\u5168\u3092\u62c5\u5f53\u3057\u3001\u6708\u984d\u4eba\u670880\u4e07\u5186\u00d71\u540d\u00d712\u304b\u6708\uff1d\u7d04960\u4e07\u5186\u3092\u60f3\u5b9a\u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u57fa\u672c\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c5\u5e74\u3011\u3002<\/li> <li><strong>\u6cd5\u52d9\u62c5\u5f53\u8005<\/strong>\uff1a\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u5bfe\u5fdc\u3084\u5951\u7d04\u30ec\u30d3\u30e5\u30fc\u3092\u884c\u3046\u305f\u3081\u3001\u6708\u984d\u4eba\u670880\u4e07\u5186\u00d70.5\u540d\u00d712\u304b\u6708\uff1d\u7d04480\u4e07\u5186\u304c\u76ee\u5b89\u3067\u3059\u3010\u51fa\u5178\uff1a\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u59d4\u54e1\u4f1a\u300e\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u306e\u6539\u6b63\u30dd\u30a4\u30f3\u30c8\u300f\u4ee4\u548c5\u5e74\u3011\u3002<\/li> <\/ul> <p>\u6559\u80b2\u7814\u4fee\u8cbb\u3068\u3057\u3066\u3001\u5916\u90e8\u30bb\u30df\u30ca\u30fc\u53d7\u8b1b\u8cbb\u7528\uff081\u4eba\u3042\u305f\u308a\u7d0420\u4e07\u5186\u00d73\u540d\uff1d\u7d0460\u4e07\u5186\uff09\u3084\u793e\u5185\u52c9\u5f37\u4f1a\u904b\u55b6\u8cbb\uff08\u7d0430\u4e07\u5186\uff09\u304c\u5fc5\u8981\u3067\u3059\u3010\u51fa\u5178\uff1aIPA\u300e\u7814\u4fee\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\u300f\u3011\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>7.4 \u4fdd\u5b88\u30fb\u904b\u7528\u30b3\u30b9\u30c8<\/span><\/h3> <div> <p>\u30b7\u30b9\u30c6\u30e0\u904b\u7528\u6642\u306e\u4fdd\u5b88\u304a\u3088\u3073\u66f4\u65b0\u30b3\u30b9\u30c8\u3068\u3057\u3066\u3001\u4ee5\u4e0b\u3092\u898b\u8fbc\u3080\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <ul> <li><strong>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u4fdd\u5b88\u8cbb\u7528<\/strong>\uff1a\u30b5\u30fc\u30d0\u30fc\u304a\u3088\u3073\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u4fdd\u5b88\u5951\u7d04\uff08\u5e74\u959310%\u7a0b\u5ea6\uff09\u3067\u7d0450\u4e07\u5186\uff5e70\u4e07\u5186\u3002<br>\u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u96fb\u5b50\u8a08\u7b97\u6a5f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u3011<\/li> <li><strong>\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u4fdd\u5b88\u8cbb\u7528<\/strong>\uff1a\u5546\u7528\u30e9\u30a4\u30bb\u30f3\u30b9\u306e\u5834\u5408\u3001\u5e74\u9593\u4fdd\u5b88\u8cbb\u7528\u3068\u3057\u3066\u30e9\u30a4\u30bb\u30f3\u30b9\u306e20%\u7a0b\u5ea6\uff08\u7d0460\u4e07\u5186\uff5e100\u4e07\u5186\uff09\u3092\u60f3\u5b9a\u3002<br>\u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u96fb\u5b50\u8a08\u7b97\u6a5f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u3011<\/li> <li><strong>\u30a4\u30f3\u30d5\u30e9\u904b\u7528\u8cbb<\/strong>\uff1a\u96fb\u529b\u30fb\u51b7\u5374\u8cbb\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u56de\u7dda\u8cbb\u7528\u3068\u3057\u3066\u6708\u984d\u7d045\u4e07\u5186\u00d712\u304b\u6708\uff1d\u7d0460\u4e07\u5186\u3092\u898b\u8fbc\u3080\u3002<br>\u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u57fa\u672c\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c5\u5e74\u3011<\/li> <\/ul> <\/div> <h3 class=\"heading-33\"><span>7.5 ROI\uff08\u6295\u8cc7\u5bfe\u52b9\u679c\uff09\u306e\u7b97\u51fa\u65b9\u6cd5<\/span><\/h3> <div> <p>ROI \u3092\u7b97\u51fa\u3059\u308b\u969b\u306f\u3001\u60f3\u5b9a\u3055\u308c\u308b\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u672a\u7136\u9632\u6b62\u306b\u3088\u308b\u640d\u5931\u524a\u6e1b\u984d\u3092\u91d1\u984d\u63db\u7b97\u3057\u307e\u3059\u3002\u5e73\u5747\u7684\u306b\u60c5\u5831\u6f0f\u3048\u30441\u4ef6\u3042\u305f\u308a\u306e\u640d\u5931\u984d\u306f\u7d043,000\u4e07\u5186\uff5e5,000\u4e07\u5186\u3068\u3055\u308c\u3066\u304a\u308a\u3001\u89e3\u6790\u5c0e\u5165\u306b\u3088\u308b\u691c\u51fa\u7387\u5411\u4e0a\u3067\u4f8b\u3048\u3070\u5e74\u95932\u4ef6\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u3092\u9632\u6b62\u3067\u304d\u308b\u5834\u5408\u3001\u5e74\u9593\u30676,000\u4e07\u5186\uff5e1\u5104\u5186\u306e\u640d\u5931\u524a\u6e1b\u52b9\u679c\u304c\u671f\u5f85\u3055\u308c\u307e\u3059\u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u30b5\u30a4\u30d0\u30fc\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u640d\u5931\u7d71\u8a08\u8abf\u67fb\u300f\u4ee4\u548c4\u5e74\u3011\u3002<\/p> <p>\u3057\u305f\u304c\u3063\u3066\u3001\u672c\u5c0e\u5165\u306e\u5e74\u9593\u7dcf\u30b3\u30b9\u30c8\uff08\u7d043,000\u4e07\u5186\uff5e4,000\u4e07\u5186\uff09\u3068\u6bd4\u8f03\u3057\u3001ROI \u306f\u7d04150%\uff5e333%\u3068\u9ad8\u3044\u5024\u304c\u898b\u8fbc\u307e\u308c\u307e\u3059\u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300eIT\u4eba\u6750\u767d\u66f8\u300f\u4ee4\u548c4\u5e74\u3011\u3002<\/p> <\/div> <!-- Mermaid \u56f3 \u633f\u5165 --> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060412000000007\" alt=\"ALT: \u904b\u7528\u30b3\u30b9\u30c8\u69cb\u6210\u30de\u30c8\u30ea\u30af\u30b9\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u6280\u8853\u62c5\u5f53\u8005\u306f\u3001ROI \u8a66\u7b97\u306b\u7528\u3044\u305f\u640d\u5931\u524a\u6e1b\u984d\u306e\u6839\u62e0\u3092\u793a\u3057\u3001\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u9632\u6b62\u52b9\u679c\u3092\u5f37\u8abf\u3057\u3066\u7d4c\u55b6\u5c64\u306b\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- Perspective --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010Perspective\u3011<br> \u6280\u8853\u8005\u81ea\u8eab\u306f\u3001\u793e\u5185\u306e\u5b9f\u969b\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u767a\u751f\u4ef6\u6570\u3068\u5e73\u5747\u640d\u5931\u984d\u30c7\u30fc\u30bf\u3092\u53ce\u96c6\u3057\u3001ROI \u306e\u8a08\u7b97\u7cbe\u5ea6\u3092\u9ad8\u3081\u308b\u53d6\u308a\u7d44\u307f\u3092\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <!-- \u7ae08 \u958b\u59cb --> <div id=\"chapter8\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <h2 class=\"heading-23\">BCP\uff08\u4e8b\u696d\u7d99\u7d9a\u8a08\u753b\uff09\u306b\u304a\u3051\u308b\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790<\/h2> <div> <p>\u672c\u7ae0\u3067\u306f\u3001\u4e8b\u696d\u7d99\u7d9a\u8a08\u753b\uff08BCP\uff09\u306e\u67a0\u7d44\u307f\u306b\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u3092\u7d44\u307f\u8fbc\u3080\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u6280\u8853\u62c5\u5f53\u8005\u306f\u672c\u7ae0\u3092\u901a\u3058\u3066\u3001\u7dca\u6025\u6642\u30fb\u7121\u96fb\u5316\u6642\u30fb\u30b7\u30b9\u30c6\u30e0\u505c\u6b62\u6642\u306e\u4e09\u6bb5\u968e\u904b\u7528\u30d5\u30ed\u30fc\u3084\u3001\u30e6\u30fc\u30b6\u30fc\u657010\u4e07\u4eba\u4ee5\u4e0a\u306e\u5834\u5408\u306e\u7d30\u5206\u5316\u30dd\u30a4\u30f3\u30c8\u3092\u628a\u63e1\u3067\u304d\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>8.1 BCP \u306e\u6982\u8981\u3068\u4e09\u91cd\u5316\u306e\u539f\u5247<\/span><\/h3> <div> <p>BCP\uff08Business Continuity Plan\uff09\u306f\u3001\u707d\u5bb3\u6642\u3084\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u6642\u306b\u91cd\u8981\u696d\u52d9\u3092\u7d99\u7d9a\u30fb\u65e9\u671f\u5fa9\u65e7\u3059\u308b\u305f\u3081\u306e\u8a08\u753b\u3067\u3059\u3002\u65e5\u672c\u306e\u5185\u95a3\u5e9c\u304c\u516c\u8868\u3059\u308b\u300c\u4e8b\u696d\u7d99\u7d9a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300d\u3067\u306f\u3001<strong>\u30c7\u30fc\u30bf\u4e09\u91cd\u5316<\/strong>\uff08\u672c\u756a\uff0f\u30ea\u30e2\u30fc\u30c8\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff0f\u30aa\u30d5\u30e9\u30a4\u30f3\u5a92\u4f53\u4fdd\u7ba1\uff09\u3092\u57fa\u672c\u539f\u5247\u3068\u3057\u3066\u3044\u307e\u3059\u3010\u51fa\u5178\uff1a\u5185\u95a3\u5e9c\u300e\u4e8b\u696d\u7d99\u7d9a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c5\u5e74\u3011\u3002<\/p> <p>\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u30b7\u30b9\u30c6\u30e0\u3092\u542b\u3081\u305f\u30c7\u30fc\u30bf\u4fdd\u5168\u306b\u304a\u3044\u3066\u3082\u3001\u3053\u306e\u4e09\u91cd\u5316\u539f\u5247\u3092\u9069\u7528\u3057\u3001\u89e3\u6790\u74b0\u5883\u306e\u53ef\u7528\u6027\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u4e09\u6bb5\u968e\u904b\u7528\u3092\u60f3\u5b9a\u3057\u307e\u3059\u3002<\/p> <ul> <li><strong>\u5e73\u5e38\u6642\uff1a<\/strong>\u5b9a\u671f\u7684\u306b\u672c\u756a\u74b0\u5883\u3067\u89e3\u6790\u3092\u5b9f\u65bd\u3057\u3001\u30cf\u30c3\u30b7\u30e5\u304a\u3088\u3073\u8a3c\u8de1\u3092\u9060\u9694\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u30aa\u30d5\u30e9\u30a4\u30f3\u5a92\u4f53\u306b\u4fdd\u5b58\u3002<\/li> <li><strong>\u7dca\u6025\u6642\uff1a<\/strong>\u672c\u756a\u74b0\u5883\u304c\u505c\u6b62\u3057\u305f\u5834\u5408\u3001\u30ea\u30e2\u30fc\u30c8\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u74b0\u5883\uff08\u30af\u30e9\u30a6\u30c9\u307e\u305f\u306f\u5225\u62e0\u70b9\uff09\u3067\u89e3\u6790\u3092\u7d99\u7d9a\u3002<\/li> <li><strong>\u7121\u96fb\u5316\u6642\uff1a<\/strong>UPS \u3084\u767a\u96fb\u6a5f\u3092\u7528\u3044\u305f\u6700\u5c0f\u9650\u306e\u89e3\u6790\u74b0\u5883\u3092\u78ba\u4fdd\u3057\u3001\u512a\u5148\u5ea6\u306e\u9ad8\u3044\u8a3c\u8de1\u30c7\u30fc\u30bf\u3092\u30aa\u30d5\u30e9\u30a4\u30f3\u5a92\u4f53\u306b\u79fb\u884c\u3002<\/li> <\/ul> <\/div> <h3 class=\"heading-33\"><span>8.2 \u7d44\u7e54\u898f\u6a21\u5225\u306eBCP\u8a2d\u8a08<\/span><\/h3> <div> <p>\u5f53\u793e\u306e\u60f3\u5b9a\u3068\u3057\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u6570\u304c10\u4e07\u4eba\u672a\u6e80\u306e\u5834\u5408\u306f\u6bd4\u8f03\u7684\u30b7\u30f3\u30d7\u30eb\u306aBCP\u3092\u7b56\u5b9a\u3067\u304d\u307e\u3059\u304c\u3001<strong>\u30e6\u30fc\u30b6\u30fc\u657010\u4e07\u4eba\u4ee5\u4e0a<\/strong>\u306e\u5834\u5408\u306f\u4ee5\u4e0b\u306e\u70b9\u3092\u7d30\u5206\u5316\u3057\u307e\u3059\u3010\u51fa\u5178\uff1a\u5185\u95a3\u5e9c\u300e\u4e8b\u696d\u7d99\u7d9a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c5\u5e74\u3011\u3002<\/p> <ul> <li>\u5404\u62e0\u70b9\uff08\u672c\u793e\u3001\u652f\u793e\u3001\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\uff09\u3054\u3068\u306b\u89e3\u6790\u74b0\u5883\u3092\u8a2d\u7f6e\u3057\u3001\u76f8\u4e92\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u3092\u53ef\u80fd\u3068\u3059\u308b\u3002<\/li> <li>\u5404\u62e0\u70b9\u306b\u5bfe\u3057\u3066\u4e88\u5099\u306eGPU\u30b5\u30fc\u30d0\u30fc\u3092\u7528\u610f\u3057\u3001\u512a\u5148\u9806\u4f4d\u306b\u5fdc\u3058\u305f\u30b5\u30fc\u30d3\u30b9\u30ec\u30d9\u30eb\uff08SLA\uff09\u3092\u8a2d\u5b9a\u3002<\/li> <li>\u7dca\u6025\u9023\u7d61\u7a93\u53e3\u3092\u5404\u62e0\u70b9\u306b\u8a2d\u7f6e\u3057\u3001\u5831\u544a\u30fb\u9023\u7d61\u30fb\u76f8\u8ac7\u306e\u30d5\u30ed\u30fc\u3092\u660e\u78ba\u5316\u3002<\/li> <\/ul> <\/div> <h3 class=\"heading-33\"><span>8.3 \u89e3\u6790\u30b7\u30b9\u30c6\u30e0\u3092\u542b\u3081\u305fBCP\u904b\u7528\u30d5\u30ed\u30fc<\/span><\/h3> <div> <p>\u4ee5\u4e0b\u306b\u3001\u5e73\u5e38\u6642\u30fb\u7dca\u6025\u6642\u30fb\u7121\u96fb\u5316\u6642\u306b\u304a\u3051\u308b\u904b\u7528\u30d5\u30ed\u30fc\u3092\u793a\u3057\u307e\u3059\u3002<\/p> <ol> <li><strong>\u5e73\u5e38\u6642\uff1a<\/strong> <ul> <li>\u5b9a\u671f\u89e3\u6790\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u306b\u5f93\u3044\u3001\u672c\u756a\u74b0\u5883\u3067\u306e\u89e3\u6790\u3092\u5b9f\u884c\u3002<\/li> <li>\u89e3\u6790\u5f8c\u30cf\u30c3\u30b7\u30e5\u304a\u3088\u3073\u8a3c\u8de1\u30c7\u30fc\u30bf\u3092\u30ea\u30e2\u30fc\u30c8\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff08\u30af\u30e9\u30a6\u30c9\u30b9\u30c8\u30ec\u30fc\u30b8\uff09\u3078\u81ea\u52d5\u8ee2\u9001\u3002<\/li> <li>\u30aa\u30d5\u30e9\u30a4\u30f3\u5a92\u4f53\uff08\u30c6\u30fc\u30d7\u307e\u305f\u306f\u5916\u4ed8\u3051HDD\uff09\u306b\u6708\u6b21\u3067\u30c7\u30fc\u30bf\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3002<\/li> <\/ul> <\/li> <li><strong>\u7dca\u6025\u6642\uff1a<\/strong> <ul> <li>\u672c\u756a\u74b0\u5883\u304c\u505c\u6b62\u3057\u305f\u5834\u5408\u3001\u4e88\u3081\u7528\u610f\u3057\u305f\u30ea\u30e2\u30fc\u30c8\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u74b0\u5883\uff08\u540c\u7b49\u30b9\u30da\u30c3\u30af\u306e\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d0\u30fc\uff09\u3067\u89e3\u6790\u3092\u518d\u958b\u3002<\/li> <li>\u89e3\u6790\u7d50\u679c\u306f\u30af\u30e9\u30a6\u30c9\u30b9\u30c8\u30ec\u30fc\u30b8\u304a\u3088\u3073\u30aa\u30d5\u30e9\u30a4\u30f3\u5a92\u4f53\u306b\u3082\u540c\u6642\u4fdd\u5b58\u3002<\/li> <li>\u5fa9\u65e7\u5f8c\u3001\u672c\u756a\u74b0\u5883\u3092\u30ea\u30b9\u30dd\u30fc\u30f3\u3057\u3001\u89e3\u6790\u7d50\u679c\u304a\u3088\u3073\u8a3c\u8de1\u3092\u540c\u671f\u3002<\/li> <\/ul> <\/li> <li><strong>\u7121\u96fb\u5316\u6642\uff1a<\/strong> <ul> <li>UPS \u3067\u4e00\u5b9a\u6642\u9593\u89e3\u6790\u30b7\u30b9\u30c6\u30e0\u3092\u7a3c\u50cd\u3055\u305b\u308b\u3002<\/li> <li>\u305d\u308c\u3067\u3082\u96fb\u529b\u91cf\u304c\u4e0d\u8db3\u3059\u308b\u5834\u5408\u306f\u3001\u4e88\u5099\u767a\u96fb\u6a5f\u3092\u8d77\u52d5\u3057\u3001\u8981\u4ef6\u5b9a\u7fa9\u3067\u512a\u5148\u5ea6\u306e\u9ad8\u3044\u89e3\u6790\u306e\u307f\u3092\u5b9f\u884c\u3002<\/li> <li>\u89e3\u6790\u5f8c\u3001\u6700\u512a\u5148\u306e\u8a3c\u8de1\u30c7\u30fc\u30bf\u306e\u307f\u3092\u30aa\u30d5\u30e9\u30a4\u30f3\u5a92\u4f53\u306b\u8ee2\u9001\u3057\u3001\u4ed6\u306e\u89e3\u6790\u306f\u5f8c\u65e5\u518d\u5b9f\u884c\u3002<\/li> <\/ul> <\/li> <\/ol> <\/div> <h3 class=\"heading-33\"><span>8.4 \u30c6\u30b9\u30c8\u30fb\u6f14\u7fd2\u306e\u5b9f\u65bd\u65b9\u6cd5<\/span><\/h3> <div> <p>BCP \u306e\u6709\u52b9\u6027\u3092\u62c5\u4fdd\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u5b9a\u671f\u7684\u306b\u6f14\u7fd2\u3092\u5b9f\u65bd\u3057\u3001\u8a08\u753b\u306e\u898b\u76f4\u3057\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5185\u95a3\u5e9c\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3067\u306f\u3001\u5e741\u56de\u4ee5\u4e0a\u306e BC \u6f14\u7fd2\u3092\u63a8\u5968\u3057\u3066\u304a\u308a\u3001\u4ee5\u4e0b\u306e\u30b7\u30ca\u30ea\u30aa\u4f8b\u3092\u6319\u3052\u3066\u3044\u307e\u3059\u3010\u51fa\u5178\uff1a\u5185\u95a3\u5e9c\u300e\u4e8b\u696d\u7d99\u7d9a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c5\u5e74\u3011\u3002<\/p> <ul> <li><strong>\u30b7\u30ca\u30ea\u30aa1\uff1a<\/strong>\u5730\u9707\u767a\u751f\u306b\u3088\u308b\u672c\u756a\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u505c\u6b62\u3002\u30ea\u30e2\u30fc\u30c8\u89e3\u6790\u74b0\u5883\u3078\u306e\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u6f14\u7fd2\u3002<\/li> <li><strong>\u30b7\u30ca\u30ea\u30aa2\uff1a<\/strong>\u505c\u96fb\u767a\u751f\u306b\u3088\u308b\u7121\u96fb\u5316\u72b6\u614b\u3002UPS \u3068\u767a\u96fb\u6a5f\u306b\u3088\u308b\u6700\u5c0f\u9650\u89e3\u6790\u904b\u7528\u6f14\u7fd2\u3002<\/li> <li><strong>\u30b7\u30ca\u30ea\u30aa3\uff1a<\/strong>\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u969c\u5bb3\u306b\u3088\u308b\u30ea\u30e2\u30fc\u30c8\u89e3\u6790\u505c\u6b62\u3002\u62e0\u70b9\u9593\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u6f14\u7fd2\u3002<\/li> <\/ul> <p>\u6f14\u7fd2\u5b9f\u65bd\u5f8c\u306f\u3001\u6f14\u7fd2\u7d50\u679c\u3092\u5168\u95a2\u4fc2\u8005\u306b\u5171\u6709\u3057\u3001\u6539\u5584\u9805\u76ee\u3092\u6d17\u3044\u51fa\u3057\u3066\u6b21\u5e74\u5ea6\u8a08\u753b\u306b\u53cd\u6620\u3057\u307e\u3059\u3002<\/p> <\/div> <!-- Mermaid \u56f3 \u633f\u5165 --> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060412000000008\" alt=\"ALT: BCP\u904b\u7528\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u6280\u8853\u62c5\u5f53\u8005\u306f\u3001BCP \u6f14\u7fd2\u306e\u30b7\u30ca\u30ea\u30aa\u3092\u5177\u4f53\u4f8b\u3068\u3057\u3066\u793a\u3057\u3001\u7dca\u6025\u6642\u306b\u3069\u306e\u3088\u3046\u306b\u30af\u30e9\u30a6\u30c9\u3084\u62e0\u70b9\u9593\u3067\u89e3\u6790\u3092\u7d99\u7d9a\u3059\u308b\u304b\u3092\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- Perspective --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010Perspective\u3011<br> \u6280\u8853\u8005\u81ea\u8eab\u306f\u3001\u5404\u30b7\u30ca\u30ea\u30aa\u3067\u4f7f\u3046\u624b\u9806\u66f8\u3084\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4e8b\u524d\u306b\u4f5c\u6210\u3057\u3001\u6f14\u7fd2\u6642\u306b\u30b9\u30e0\u30fc\u30ba\u306b\u5b9f\u884c\u3067\u304d\u308b\u6e96\u5099\u3092\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div>  <!-- \u7ae09 \u958b\u59cb --> <div id=\"chapter9\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <h2 class=\"heading-23\">\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u306b\u5bfe\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u8981\u4ef6<\/h2> <div> <p>\u672c\u7ae0\u3067\u306f\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u3092\u542b\u3080\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u7528\u9014\u306e\u30b7\u30b9\u30c6\u30e0\u3092\u8a2d\u8a08\u3059\u308b\u969b\u306b\u5fc5\u9808\u3068\u306a\u308b\u8981\u4ef6\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u6280\u8853\u62c5\u5f53\u8005\u306f\u3001\u672c\u7ae0\u3092\u8aad\u3093\u3067\u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u6642\u306b\u8003\u616e\u3059\u3079\u304d\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8981\u4ef6\u3084\u904b\u7528\u30fb\u70b9\u691c\u9805\u76ee\u3092\u628a\u63e1\u3057\u3001\u5805\u7262\u306a\u89e3\u6790\u57fa\u76e4\u3092\u69cb\u7bc9\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>9.1 \u30ed\u30b0\u53d6\u5f97\u3068\u76e3\u67fb\u6a5f\u80fd<\/span><\/h3> <div> <p>\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u3067\u306f\u3001\u8ab0\u304c\u3044\u3064\u3069\u306e\u30d5\u30a1\u30a4\u30eb\u306b\u30a2\u30af\u30bb\u30b9\u30fb\u64cd\u4f5c\u3057\u305f\u304b\u3092\u691c\u8a3c\u53ef\u80fd\u306b\u3059\u308b\u305f\u3081\u306b\u8a73\u7d30\u306a\u30ed\u30b0\u53d6\u5f97\u304c\u5fc5\u9808\u3067\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001OS\u30ec\u30d9\u30eb\u306e\u30a2\u30af\u30bb\u30b9\u30ed\u30b0\u3084\u89e3\u6790\u30c4\u30fc\u30eb\u306e\u5b9f\u884c\u30ed\u30b0\u3092Centralized Logging System\uff08CLS\uff09\u306b\u9001\u4fe1\u3057\u3001\u4e00\u5143\u7ba1\u7406\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <p>\u3055\u3089\u306b\u3001\u8a3c\u8de1\uff08\u30c1\u30a7\u30fc\u30f3\u30fb\u30aa\u30d6\u30fb\u30ab\u30b9\u30c8\u30c7\u30a3\uff09\u3092\u53b3\u683c\u306b\u4fdd\u6301\u3059\u308b\u305f\u3081\u3001\u30ed\u30b0\u306b\u306f\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u3068\u3068\u3082\u306b\u30c7\u30b8\u30bf\u30eb\u7f72\u540d\u3092\u8ffd\u52a0\u3057\u3001\u6539\u3056\u3093\u691c\u77e5\u6a5f\u80fd\u3092\u5099\u3048\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>9.2 \u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u5bfe\u7b56\uff08IDS\/IPS\u9023\u643a\uff09<\/span><\/h3> <div> <p>\u89e3\u6790\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3084\u793e\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u9694\u96e2\u3057\u305f\u5c02\u7528\u30bb\u30b0\u30e1\u30f3\u30c8\uff08DMZ\uff09\u306b\u914d\u7f6e\u3057\u3001\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3067\u5916\u90e8\u30a2\u30af\u30bb\u30b9\u3092\u5236\u9650\u3057\u307e\u3059\u3002<\/p> <p>\u52a0\u3048\u3066\u3001\u4fb5\u5165\u691c\u77e5\u30b7\u30b9\u30c6\u30e0\uff08IDS\uff09\u3084\u4fb5\u5165\u9632\u5fa1\u30b7\u30b9\u30c6\u30e0\uff08IPS\uff09\u3068\u9023\u643a\u3057\u3001\u4e0d\u5be9\u306a\u30d1\u30b1\u30c3\u30c8\u3084\u30d7\u30ed\u30bb\u30b9\u306e\u751f\u6210\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u691c\u77e5\u30fb\u30d6\u30ed\u30c3\u30af\u3059\u308b\u4ed5\u7d44\u307f\u3092\u8a2d\u3051\u308b\u3079\u304d\u3067\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>9.3 \u8a8d\u8a3c\u30fb\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\uff08RBAC\uff09<\/span><\/h3> <div> <p>\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u3067\u306f\u3001\u6700\u5c0f\u6a29\u9650\u306e\u539f\u5247\u3092\u9069\u7528\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u3054\u3068\u306b\u7570\u306a\u308b\u30ed\u30fc\u30eb\u30d9\u30fc\u30b9\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\uff08RBAC\uff09\u3092\u5b9f\u88c5\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u89e3\u6790\u62c5\u5f53\u8005\u306f\u89e3\u6790\u5bfe\u8c61\u30d5\u30a1\u30a4\u30eb\u3078\u8aad\u307f\u53d6\u308a\u5c02\u7528\u30a2\u30af\u30bb\u30b9\u3092\u6301\u3061\u3001\u30aa\u30da\u30ec\u30fc\u30bf\u306f\u89e3\u6790\u74b0\u5883\u306e\u8d77\u52d5\u30fb\u505c\u6b62\u306e\u307f\u3092\u8a31\u53ef\u3059\u308b\u3068\u3044\u3063\u305f\u7d30\u304b\u3044\u6a29\u9650\u7ba1\u7406\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p> <p>\u307e\u305f\u3001\u591a\u8981\u7d20\u8a8d\u8a3c\uff08MFA\uff09\u3092\u5c0e\u5165\u3059\u308b\u3053\u3068\u3067\u3001\u793e\u5185\u5916\u304b\u3089\u306e\u30ed\u30b0\u30a4\u30f3\u6642\u306b\u8ffd\u52a0\u306e\u8a8d\u8a3c\u8981\u7d20\u3092\u6c42\u3081\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u30ea\u30b9\u30af\u3092\u4f4e\u6e1b\u3057\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>9.4 \u6539\u3056\u3093\u9632\u6b62\u30b9\u30c8\u30ec\u30fc\u30b8\uff08WORM\uff09<\/span><\/h3> <div> <p>\u8a3c\u8de1\u30c7\u30fc\u30bf\u3084\u89e3\u6790\u7d50\u679c\u3092\u4fdd\u7ba1\u3059\u308b\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u306f\u3001Write Once Read Many\uff08WORM\uff09\u6a5f\u80fd\u3092\u5099\u3048\u305f\u5a92\u4f53\u3092\u5229\u7528\u3057\u3001\u4fdd\u5b58\u5f8c\u306b\u6539\u3056\u3093\u304c\u3067\u304d\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p> <p>WORM\u5bfe\u5fdc\u30b9\u30c8\u30ec\u30fc\u30b8\u306f\u3001\u305f\u3068\u3048\u3070\u6cd5\u4eba\u5411\u3051\u30c6\u30fc\u30d7\u30e9\u30a4\u30d6\u30e9\u30ea\u3084\u5c02\u7528\u30a2\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u578b\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30b9\u30c8\u30ec\u30fc\u30b8\u3067\u5b9f\u73fe\u3067\u304d\u3001\u4fdd\u5b58\u5f8c\u306e\u30ed\u30b0\u6d88\u53bb\u3084\u5909\u66f4\u3092\u7269\u7406\u30fb\u8ad6\u7406\u7684\u306b\u7981\u6b62\u3057\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>9.5 \u5b9a\u671f\u7684\u306a\u8106\u5f31\u6027\u8a3a\u65ad\u30fb\u30da\u30cd\u30c8\u30ec\u30fc\u30b7\u30e7\u30f3\u30c6\u30b9\u30c8<\/span><\/h3> <div> <p>\u89e3\u6790\u74b0\u5883\u306f\u5b9a\u671f\u7684\u306b\u8106\u5f31\u6027\u8a3a\u65ad\u304a\u3088\u3073\u30da\u30cd\u30c8\u30ec\u30fc\u30b7\u30e7\u30f3\u30c6\u30b9\u30c8\u3092\u5b9f\u65bd\u3057\u3001OS \u3084\u30df\u30c9\u30eb\u30a6\u30a7\u30a2\u306b\u6f5c\u3080\u65e2\u77e5\u306e\u8106\u5f31\u6027\u3092\u65e9\u671f\u306b\u767a\u898b\u30fb\u4fee\u6b63\u3059\u308b\u3053\u3068\u304c\u7fa9\u52d9\u4ed8\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p> <p>\u8a3a\u65ad\u7d50\u679c\u306f\u7ba1\u7406\u53f0\u5e33\u306b\u767b\u9332\u3057\u3001\u5bfe\u5fdc\u72b6\u6cc1\u3084\u518d\u767a\u9632\u6b62\u7b56\u3092\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0\u3059\u308b\u904b\u7528\u30d5\u30ed\u30fc\u3092\u69cb\u7bc9\u3057\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>9.6 \u5b9a\u671f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u5fa9\u65e7\u624b\u9806<\/span><\/h3> <div> <p>\u8a3c\u8de1\u304a\u3088\u3073\u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u60c5\u5831\u306f\u5b9a\u671f\u7684\u306b\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u53d6\u5f97\u3057\u3001\u30ea\u30e2\u30fc\u30c8\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u5148\u3078\u30b3\u30d4\u30fc\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u6bce\u65e5\u30a4\u30f3\u30af\u30ea\u30e1\u30f3\u30bf\u30eb\u65b9\u5f0f\u3067\u53d6\u5f97\u3057\u3001\u9031\u6b21\u3067\u30d5\u30eb\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u5b9f\u65bd\u3057\u307e\u3059\u3002<\/p> <p>\u5fa9\u65e7\u624b\u9806\u66f8\u306b\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u30c0\u30a6\u30f3\u6642\u306e\u518d\u69cb\u7bc9\u624b\u9806\u3084\u8a3c\u8de1\u30c7\u30fc\u30bf\u306e\u30ea\u30b9\u30c8\u30a2\u624b\u9806\u3092\u8a73\u7d30\u306b\u8a18\u8f09\u3057\u3001\u5b9a\u671f\u7684\u306b\u5fa9\u65e7\u6f14\u7fd2\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u4e07\u4e00\u306e\u969c\u5bb3\u6642\u306b\u3082\u77ed\u6642\u9593\u3067\u5fa9\u65e7\u3067\u304d\u308b\u4f53\u5236\u3092\u6574\u3048\u307e\u3059\u3002<\/p> <\/div> <!-- Mermaid \u56f3 \u633f\u5165 --> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060412000000009\" alt=\"ALT: \u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u8981\u4ef6\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u6280\u8853\u62c5\u5f53\u8005\u306f\u3001\u6539\u3056\u3093\u9632\u6b62\u30b9\u30c8\u30ec\u30fc\u30b8\u3084MFA\u306e\u5c0e\u5165\u304c\u306a\u305c\u5fc5\u8981\u306a\u306e\u304b\u3092\u5177\u4f53\u7684\u4e8b\u4f8b\u3092\u4ea4\u3048\u3066\u8aac\u660e\u3057\u3001\u672c\u756a\u74b0\u5883\u3068\u89e3\u6790\u74b0\u5883\u306e\u5206\u96e2\u3092\u5f37\u8abf\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- Perspective --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010Perspective\u3011<br> \u6280\u8853\u8005\u81ea\u8eab\u306f\u3001\u8a3a\u65ad\u30c4\u30fc\u30eb\u3084\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u904b\u7528\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4e8b\u524d\u306b\u6e96\u5099\u3057\u3001\u5b9a\u671f\u7684\u306b\u5b9f\u884c\u3057\u3066\u554f\u984c\u3092\u65e9\u671f\u767a\u898b\u30fb\u5bfe\u5fdc\u3067\u304d\u308b\u3088\u3046\u6574\u5099\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div>  \u2026  <!-- \u7ae010 \u958b\u59cb --> <div id=\"chapter10\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <h2 class=\"heading-23\">\u4eba\u6750\u80b2\u6210\u30fb\u8cc7\u683c\u30fb\u52df\u96c6\u8a08\u753b<\/h2> <div> <p>\u672c\u7ae0\u3067\u306f\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u3092\u62c5\u3046\u4eba\u6750\u306e\u80b2\u6210\u30d7\u30e9\u30f3\u3001\u63a8\u5968\u3055\u308c\u308b\u8cc7\u683c\u3001\u304a\u3088\u3073\u63a1\u7528\u6642\u306e\u52df\u96c6\u8981\u4ef6\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002\u6280\u8853\u62c5\u5f53\u8005\u306f\u672c\u7ae0\u3092\u901a\u3058\u3066\u3001\u5fc5\u8981\u306a\u30b9\u30ad\u30eb\u30bb\u30c3\u30c8\u3092\u660e\u78ba\u5316\u3057\u3001\u793e\u5185\u6559\u80b2\u3084\u5916\u90e8\u63a1\u7528\u3067\u512a\u79c0\u306a\u4eba\u6750\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306e\u5177\u4f53\u7684\u306a\u8a08\u753b\u3092\u7acb\u6848\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>10.1 \u5fc5\u8981\u306a\u30b9\u30ad\u30eb\u30bb\u30c3\u30c8\u3068\u63a8\u5968\u8cc7\u683c<\/span><\/h3> <div> <p>\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306b\u5fc5\u8981\u3068\u306a\u308b\u30b9\u30ad\u30eb\u30bb\u30c3\u30c8\u306f\u3001\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p> <ul> <li><strong>\u753b\u50cf\u89e3\u6790\u30fb\u4fe1\u53f7\u51e6\u7406\u306e\u57fa\u790e\u77e5\u8b58<\/strong>\uff1aJPEG\u30fbPNG \u3084 WAV\u30fbMP3 \u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u69cb\u9020\u3092\u7406\u89e3\u3057\u3001LSB \u89e3\u6790\u3084 DCT \u89e3\u6790\u306a\u3069\u306e\u624b\u6cd5\u3092\u5b9f\u88c5\u30fb\u8a55\u4fa1\u3067\u304d\u308b\u3053\u3068\u3002<\/li> <li><strong>\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u57fa\u790e\u77e5\u8b58<\/strong>\uff1a\u8a3c\u8de1\u4fdd\u5168\u3001\u30cf\u30c3\u30b7\u30e5\u7b97\u51fa\u3001\u30c1\u30a7\u30fc\u30f3\u30fb\u30aa\u30d6\u30fb\u30ab\u30b9\u30c8\u30c7\u30a3\u306e\u8981\u4ef6\u3092\u7406\u89e3\u3057\u3001\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u624b\u9806\u3092\u5b9f\u8df5\u3067\u304d\u308b\u3053\u3068\u3002<\/li> <li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u8a2d\u8a08<\/strong>\uff1aRBAC\uff08\u30ed\u30fc\u30eb\u30d9\u30fc\u30b9\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\uff09\u3084 IDS\/IPS \u9023\u643a\u3092\u542b\u3080\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u304c\u3067\u304d\u308b\u3053\u3068\u3002<\/li> <li><strong>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b9\u30ad\u30eb<\/strong>\uff1aPython\u3001Bash \u306a\u3069\u3067\u89e3\u6790\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u6210\u3057\u3001\u81ea\u52d5\u5316\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306b\u7d44\u307f\u8fbc\u3081\u308b\u3053\u3068\u3002<\/li> <\/ul> <p>\u4e0a\u8a18\u30b9\u30ad\u30eb\u3092\u88dc\u5b8c\u3059\u308b\u63a8\u5968\u8cc7\u683c\u306f\u4ee5\u4e0b\u3067\u3059\uff1a<\/p> <ul> <li><strong>\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\uff08\u767b\u9332\u30bb\u30ad\u30b9\u30da\uff09<\/strong>\uff1a\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u95a2\u3059\u308b\u56fd\u5bb6\u8cc7\u683c\u3067\u3001\u8105\u5a01\u5206\u6790\u3084\u30ea\u30b9\u30af\u5bfe\u5fdc\u3001\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u306b\u95a2\u3059\u308b\u77e5\u8b58\u3092\u6709\u3059\u308b\u3053\u3068\u3092\u8a3c\u660e\u3057\u307e\u3059\u3002<\/li> <li><strong>CISSP\uff08Certified Information Systems Security Professional\uff09<\/strong>\uff1a\u56fd\u969b\u7684\u306b\u8a8d\u77e5\u3055\u308c\u305f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8cc7\u683c\u3067\u3001\u7ba1\u7406\u7684\u30fb\u6280\u8853\u7684\u5074\u9762\u3092\u7db2\u7f85\u3057\u307e\u3059\u3002\u3010\u60f3\u5b9a\u3011<\/li> <li><strong>EnCE\uff08EnCase Certified Examiner\uff09<\/strong>\uff1a\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30c4\u30fc\u30eb\u300cEnCase\u300d\u3092\u7528\u3044\u305f\u89e3\u6790\u6280\u8853\u3068\u624b\u9806\u3092\u6709\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002\u3010\u60f3\u5b9a\u3011<\/li> <\/ul> <\/div> <h3 class=\"heading-33\"><span>10.2 \u793e\u5185\u6559\u80b2\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u69cb\u7bc9\u65b9\u6cd5<\/span><\/h3> <div> <p>\u4eba\u6750\u80b2\u6210\u306e\u305f\u3081\u306b\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u6bb5\u968e\u7684\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u69cb\u7bc9\u3057\u307e\u3059\uff1a<\/p> <ul> <li><strong>\u521d\u7d1a\u7814\u4fee\uff08\u5ea7\u5b66\uff0b\u30cf\u30f3\u30ba\u30aa\u30f3\uff09<\/strong>\uff1a\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u6982\u8ad6\u3001\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u57fa\u790e\u3092\u5ea7\u5b66\u3067\u5b66\u3093\u3060\u5f8c\u3001\u30b5\u30f3\u30d7\u30eb\u753b\u50cf\u30fb\u97f3\u58f0\u3092\u4f7f\u3063\u305f\u7c21\u6613\u89e3\u6790\u6f14\u7fd2\u3092\u5b9f\u65bd\u3057\u307e\u3059\u3002\u4f7f\u7528\u6559\u6750\u3068\u3057\u3066\u3001IPA \u304c\u516c\u958b\u3059\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6559\u6750\u3092\u53c2\u7167\u3057\u307e\u3059\u3002<\/li> <li><strong>\u4e2d\u7d1a\u7814\u4fee\uff08\u30c4\u30fc\u30eb\u5229\u7528\u6f14\u7fd2\uff09<\/strong>\uff1aStegExpose\u3001OpenStego\u3001ExifTool \u306a\u3069\u306e OSS \u30c4\u30fc\u30eb\u3092\u7528\u3044\u305f\u89e3\u6790\u6f14\u7fd2\u3092\u884c\u3044\u3001\u89e3\u6790\u7d50\u679c\u306e\u8a55\u4fa1\u624b\u9806\u3092\u7fd2\u5f97\u3057\u307e\u3059\u3002<\/li> <li><strong>\u4e0a\u7d1a\u7814\u4fee\uff08\u5b9f\u8df5\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u6f14\u7fd2\uff09<\/strong>\uff1a\u5b9f\u969b\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u3092\u60f3\u5b9a\u3057\u305f\u30c6\u30fc\u30d6\u30eb\u30c8\u30c3\u30d7\u6f14\u7fd2\u3084\u30e9\u30a4\u30d6\u6f14\u7fd2\u3092\u5b9f\u65bd\u3057\u3001\u89e3\u6790\u7d50\u679c\u306e\u5831\u544a\u66f8\u4f5c\u6210\u304a\u3088\u3073\u518d\u767a\u9632\u6b62\u7b56\u7b56\u5b9a\u307e\u3067\u3092\u7d4c\u9a13\u3057\u307e\u3059\u3002<\/li> <\/ul> <p>\u7814\u4fee\u5b9f\u65bd\u5f8c\u306f\u3001\u5b9a\u671f\u7684\u306b\u518d\u6f14\u7fd2\u3092\u884c\u3044\u3001\u6280\u8853\u30ec\u30d9\u30eb\u306e\u7dad\u6301\u30fb\u5411\u4e0a\u3092\u56f3\u308a\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>10.3 \u4eba\u6750\u52df\u96c6\u8981\u4ef6\u306e\u7b56\u5b9a<\/span><\/h3> <div> <p>\u65b0\u898f\u63a1\u7528\u3084\u4e2d\u9014\u63a1\u7528\u3067\u6c42\u3081\u308b\u52df\u96c6\u8981\u4ef6\u4f8b\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u307e\u3059\u3002<\/p> <table> <caption style=\"font-size:small; text-decoration:underline;\">\u4eba\u6750\u52df\u96c6\u8981\u4ef6\u4f8b<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u8981\u4ef6\u533a\u5206<\/th> <th>\u5fc5\u9808\u30b9\u30ad\u30eb\u30fb\u7d4c\u9a13<\/th> <th>\u6b53\u8fce\u30b9\u30ad\u30eb\u30fb\u7d4c\u9a13<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u6280\u8853\u8981\u4ef6<\/td> <td>\u753b\u50cf\u30fb\u97f3\u58f0\u89e3\u6790\u306e\u57fa\u790e\u77e5\u8b58\u3001Python \u307e\u305f\u306f\u985e\u4f3c\u8a00\u8a9e\u306b\u3088\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u958b\u767a\u7d4c\u9a13\u3002<\/td> <td>LSB \u89e3\u6790\u3084 DCT \u89e3\u6790\u3092\u5b9f\u88c5\u3057\u305f\u7d4c\u9a13\u3001\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30c4\u30fc\u30eb\uff08EnCase\u3001Autopsy\uff09\u5229\u7528\u7d4c\u9a13\u3002<\/td> <\/tr> <tr> <td>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8981\u4ef6<\/td> <td>\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\u8cc7\u683c\u307e\u305f\u306f\u540c\u7b49\u306e\u77e5\u8b58\u3001RBAC\u30fbIDS\/IPS \u306e\u8a2d\u8a08\u30fb\u904b\u7528\u7d4c\u9a13\u3002<\/td> <td>CISSP\u3001CISA\u3001EnCE \u306a\u3069\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u95a2\u9023\u8cc7\u683c\u4fdd\u6709\u3002<\/td> <\/tr> <tr> <td>\u696d\u52d9\u8981\u4ef6<\/td> <td>\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u624b\u9806\u3084\u8a3c\u8de1\u4fdd\u5168\u306e\u904b\u7528\u7d4c\u9a13\u3001\u30c1\u30fc\u30e0\u3067\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5bfe\u5fdc\u7d4c\u9a13\u3002<\/td> <td>\u5927\u898f\u6a21\u30e6\u30fc\u30b6\u30fc\u5411\u3051\u306e BCP \u69cb\u7bc9\u306b\u643a\u308f\u3063\u305f\u7d4c\u9a13\u3002\u3010\u60f3\u5b9a\u3011<\/td> <\/tr> <tr> <td>\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3<\/td> <td>\u6280\u8853\u8cc7\u6599\u4f5c\u6210\u80fd\u529b\u3001\u7d4c\u55b6\u5c64\u3078\u306e\u5831\u544a\u7d4c\u9a13\u3002<\/td> <td>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30de\u30cd\u30b8\u30e1\u30f3\u30c8\u7d4c\u9a13\u3001TOEIC 700 \u70b9\u4ee5\u4e0a\u3002\u3010\u60f3\u5b9a\u3011<\/td> <\/tr> <\/tbody> <\/table> <\/div> <h3 class=\"heading-33\"><span>10.4 \u30aa\u30f3\u30dc\u30fc\u30c7\u30a3\u30f3\u30b0\u3068\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7<\/span><\/h3> <div> <p>\u63a1\u7528\u5f8c\u306f\u3001\u4ee5\u4e0b\u306e\u30aa\u30f3\u30dc\u30fc\u30c7\u30a3\u30f3\u30b0\u30d7\u30e9\u30f3\u3092\u6e96\u5099\u3057\u307e\u3059\uff1a<\/p> <ul> <li><strong>\u5165\u793e1\u30f6\u6708\u76ee\uff1a<\/strong>\u793e\u5185\u30a4\u30f3\u30d5\u30e9\u30fb\u30dd\u30ea\u30b7\u30fc\u8aac\u660e\u3001\u521d\u7d1a\u7814\u4fee\u53d7\u8b1b\u3002<\/li> <li><strong>\u5165\u793e3\u30f6\u6708\u76ee\uff1a<\/strong>\u4e2d\u7d1a\u7814\u4fee\u53d7\u8b1b\u5f8c\u3001\u691c\u8a3c\u74b0\u5883\u3067\u306e\u30b5\u30f3\u30d7\u30eb\u89e3\u6790\u696d\u52d9\u3092\u62c5\u5f53\u3002<\/li> <li><strong>\u5165\u793e6\u30f6\u6708\u76ee\uff1a<\/strong>\u5b9f\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5bfe\u5fdc\u6f14\u7fd2\u306b\u53c2\u52a0\u3057\u3001\u89e3\u6790\u30ec\u30dd\u30fc\u30c8\u4f5c\u6210\u6f14\u7fd2\u3092\u5b9f\u65bd\u3002<\/li> <\/ul> <p>\u5b9a\u671f\u7684\u306b\u30e1\u30f3\u30bf\u30fc\u3068\u306e1on1 \u3092\u5b9f\u65bd\u3057\u3001\u30b9\u30ad\u30eb\u30a2\u30c3\u30d7\u72b6\u6cc1\u3084\u696d\u52d9\u4e0a\u306e\u8ab2\u984c\u3092\u5171\u6709\u3057\u307e\u3059\u3002<\/p> <\/div> <!-- Mermaid \u56f3 \u633f\u5165 --> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060412000000010\" alt=\"ALT: \u4eba\u6750\u80b2\u6210\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u6280\u8853\u62c5\u5f53\u8005\u306f\u3001\u63a1\u7528\u8981\u4ef6\u306e\u80cc\u666f\u306b\u3042\u308b\u30ea\u30b9\u30af\u3084\u5fc5\u8981\u30b9\u30ad\u30eb\u3092\u660e\u78ba\u306b\u3057\u3001\u7d4c\u55b6\u5c64\u306b\u793e\u5185\u80b2\u6210\u3068\u5916\u90e8\u63a1\u7528\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- Perspective --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010Perspective\u3011<br> \u6280\u8853\u8005\u81ea\u8eab\u306f\u3001\u8cc7\u683c\u53d6\u5f97\u652f\u63f4\u3084\u5916\u90e8\u7814\u4fee\u53c2\u52a0\u306e\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3092\u7acb\u6848\u3057\u3001\u7d99\u7d9a\u7684\u306b\u30b9\u30ad\u30eb\u3092\u5411\u4e0a\u3055\u305b\u308b\u8a08\u753b\u3092\u7acb\u3066\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <!-- \u7ae011 \u958b\u59cb --> <div id=\"chapter11\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <h2 class=\"heading-23\">\u95a2\u4fc2\u8005\u3068\u6ce8\u610f\u70b9\u306e\u6574\u7406<\/h2> <div> <p>\u672c\u7ae0\u3067\u306f\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u5c0e\u5165\u306b\u304a\u3051\u308b\u793e\u5185\u30fb\u793e\u5916\u306e\u95a2\u4fc2\u8005\u3092\u6574\u7406\u3057\u3001\u305d\u308c\u305e\u308c\u306b\u6c42\u3081\u3089\u308c\u308b\u6ce8\u610f\u70b9\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u6280\u8853\u62c5\u5f53\u8005\u304c\u672c\u7ae0\u3092\u901a\u3058\u3066\u3001\u95a2\u4fc2\u8005\u540c\u58eb\u306e\u5f79\u5272\u5206\u62c5\u3092\u660e\u78ba\u306b\u3057\u3001\u793e\u5185\u5408\u610f\u3092\u5f97\u308b\u305f\u3081\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u628a\u63e1\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>11.1 \u793e\u5185\u306e\u95a2\u4fc2\u8005\u4e00\u89a7\u3068\u5f79\u5272<\/span><\/h3> <div> <p>\u793e\u5185\u306b\u304a\u3051\u308b\u4e3b\u306a\u95a2\u4fc2\u8005\u3068\u305d\u306e\u5f79\u5272\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p> <table> <caption style=\"font-size:small; text-decoration:underline;\">\u793e\u5185\u95a2\u4fc2\u8005\u4e00\u89a7<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u95a2\u4fc2\u8005<\/th> <th>\u5f79\u5272<\/th> <th>\u6ce8\u610f\u70b9<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u7d4c\u55b6\u5c64\uff08CEO\u30fbCIO\u30fbCTO\uff09<\/td> <td>\u5c0e\u5165\u4e88\u7b97\u627f\u8a8d\u3001\u5168\u793e\u65b9\u91dd\u7b56\u5b9a<\/td> <td>ROI \u3084\u30ea\u30b9\u30af\u524a\u6e1b\u52b9\u679c\u3092\u6570\u5024\u3067\u793a\u3057\u3001\u6295\u8cc7\u5224\u65ad\u3092\u652f\u63f4\u3059\u308b\u3002<\/td> <\/tr> <tr> <td>\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u90e8\u9580\u9577<\/td> <td>\u30b7\u30b9\u30c6\u30e0\u8981\u4ef6\u5b9a\u7fa9\u3001\u30a4\u30f3\u30d5\u30e9\u8abf\u6574<\/td> <td>\u65e2\u5b58\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u9023\u643a\u8ab2\u984c\u3084\u904b\u7528\u5f71\u97ff\u3092\u4e8b\u524d\u306b\u8abf\u67fb\u3059\u308b\u3002<\/td> <\/tr> <tr> <td>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7d71\u62ec\u90e8\u9580<\/td> <td>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30dd\u30ea\u30b7\u30fc\u7b56\u5b9a\u3001\u30ea\u30b9\u30af\u30a2\u30bb\u30b9\u30e1\u30f3\u30c8<\/td> <td>\u6cd5\u4ee4\u30fb\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u9075\u5b88\u3092\u62c5\u4fdd\u3057\u3064\u3064\u3001\u89e3\u6790\u30d5\u30ed\u30fc\u3092\u6700\u9069\u5316\u3059\u308b\u3002<\/td> <\/tr> <tr> <td>\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u30c1\u30fc\u30e0<\/td> <td>\u89e3\u6790\u6280\u8853\u5b9f\u88c5\u3001\u691c\u8a3c\u3001\u30ec\u30dd\u30fc\u30c8\u4f5c\u6210<\/td> <td>\u89e3\u6790\u624b\u9806\u306e\u6a19\u6e96\u5316\u3068\u7d50\u679c\u306e\u7cbe\u5ea6\u78ba\u4fdd\u306b\u6ce8\u529b\u3057\u3001\u518d\u73fe\u6027\u3092\u62c5\u4fdd\u3059\u308b\u3002<\/td> <\/tr> <tr> <td>\u6cd5\u52d9\u90e8\u9580<\/td> <td>\u6cd5\u4ee4\u30c1\u30a7\u30c3\u30af\u3001\u5951\u7d04\u5be9\u67fb<\/td> <td>\u516c\u7684\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3092\u53c2\u7167\u3057\u3001\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u3092\u5fb9\u5e95\u7684\u306b\u78ba\u8a8d\u3059\u308b\u3002<\/td> <\/tr> <tr> <td>\u7dcf\u52d9\/BCP\u7d71\u62ec<\/td> <td>BCP \u8a08\u753b\u7b56\u5b9a\u3001\u6f14\u7fd2\u5b9f\u65bd<\/td> <td>\u4e8b\u696d\u7d99\u7d9a\u8a08\u753b\u306b\u89e3\u6790\u74b0\u5883\u3092\u7d44\u307f\u8fbc\u3080\u305f\u3081\u306e\u8abf\u6574\u3092\u884c\u3046\u3002<\/td> <\/tr> <\/tbody> <\/table> <p>\u5404\u90e8\u9580\u9593\u306e\u60c5\u5831\u5171\u6709\u3092\u5186\u6ed1\u306b\u3059\u308b\u305f\u3081\u3001\u5b9a\u671f\u7684\u306a\u30b9\u30c6\u30fc\u30bf\u30b9\u5831\u544a\u4f1a\u3092\u8a2d\u5b9a\u3057\u3001\u9032\u6357\u3084\u8ab2\u984c\u3092\u5171\u6709\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>11.2 \u793e\u5916\u306e\u95a2\u4fc2\u8005\u4e00\u89a7\u3068\u5f79\u5272<\/span><\/h3> <div> <p>\u793e\u5916\u306e\u4e3b\u306a\u95a2\u4fc2\u8005\u3068\u305d\u306e\u5f79\u5272\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p> <table> <caption style=\"font-size:small; text-decoration:underline;\">\u793e\u5916\u95a2\u4fc2\u8005\u4e00\u89a7<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u95a2\u4fc2\u8005<\/th> <th>\u5f79\u5272<\/th> <th>\u6ce8\u610f\u70b9<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u5916\u90e8\u5c02\u9580\u5bb6\uff08\u5f0a\u793e\uff09<\/td> <td>\u9ad8\u5ea6\u89e3\u6790\u652f\u63f4\u3001\u30b3\u30f3\u30b5\u30eb\u30c6\u30a3\u30f3\u30b0<\/td> <td>\u4f9d\u983c\u7bc4\u56f2\u3092\u660e\u78ba\u5316\u3057\u3001\u7d0d\u671f\u30fb\u6210\u679c\u7269\u30fb\u8cbb\u7528\u3092\u4e8b\u524d\u306b\u5408\u610f\u3059\u308b\u3002<\/td> <\/tr> <tr> <td>\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u904b\u55b6\u4f1a\u793e<\/td> <td>\u30a4\u30f3\u30d5\u30e9\u7ba1\u7406\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u904b\u7528<\/td> <td>\u89e3\u6790\u74b0\u5883\u306e\u30bb\u30b0\u30e1\u30f3\u30c8\u5206\u96e2\u3084WORM\u30b9\u30c8\u30ec\u30fc\u30b8\u904b\u7528\u306b\u5354\u529b\u3092\u4f9d\u983c\u3059\u308b\u3002<\/td> <\/tr> <tr> <td>\u901a\u4fe1\u4e8b\u696d\u8005<\/td> <td>\u7dca\u6025\u6642\u56de\u7dda\u78ba\u4fdd\u3001\u969c\u5bb3\u5bfe\u5fdc<\/td> <td>\u7dca\u6025\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u7528\u56de\u7dda\u306e SLA \u3092\u5951\u7d04\u3057\u3001\u969c\u5bb3\u6642\u306e\u5bfe\u5fdc\u30d5\u30ed\u30fc\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/td> <\/tr> <tr> <td>\u6cd5\u57f7\u884c\u6a5f\u95a2\uff08\u8b66\u5bdf\u5e81\uff09<\/td> <td>\u635c\u67fb\u5354\u529b\u3001\u8a3c\u62e0\u63d0\u51fa\u6642\u306e\u624b\u7d9a\u304d\u652f\u63f4<\/td> <td>\u8a3c\u62e0\u4fdd\u5168\u8981\u4ef6\u306b\u9069\u5408\u3059\u308b\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u624b\u9806\u3092\u78ba\u8a8d\u3057\u3001\u5fc5\u8981\u6642\u306b\u76f8\u8ac7\u3059\u308b\u3002<\/td> <\/tr> <\/tbody> <\/table> <\/div> <h3 class=\"heading-33\"><span>11.3 \u95a2\u4fc2\u8005\u9593\u306e\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u30dd\u30a4\u30f3\u30c8<\/span><\/h3> <div> <p>\u95a2\u4fc2\u8005\u9593\u306e\u9023\u643a\u3092\u5186\u6ed1\u306b\u3059\u308b\u305f\u3081\u3001\u4ee5\u4e0b\u306e\u30dd\u30a4\u30f3\u30c8\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <ul> <li><strong>\u60c5\u5831\u5171\u6709\u30bf\u30a4\u30df\u30f3\u30b0\u306e\u660e\u78ba\u5316<\/strong>\uff1a\u9031\u6b21\u307e\u305f\u306f\u6708\u6b21\u3067\u5b9a\u4f8b\u4f1a\u8b70\u3092\u8a2d\u5b9a\u3057\u3001\u9032\u6357\u3084\u30ea\u30b9\u30af\u3092\u5171\u6709\u3059\u308b\u3002<\/li> <li><strong>\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30c8\u306e\u7b56\u5b9a<\/strong>\uff1a\u89e3\u6790\u7d50\u679c\u306b\u91cd\u5927\u306a\u30ea\u30b9\u30af\u304c\u5224\u660e\u3057\u305f\u5834\u5408\u3001\u901f\u3084\u304b\u306b\u7d4c\u55b6\u5c64\u30fb\u6cd5\u52d9\u90e8\u9580\u306b\u5831\u544a\u3059\u308b\u30d5\u30ed\u30fc\u3092\u5b9a\u7fa9\u3059\u308b\u3002<\/li> <li><strong>\u6210\u679c\u7269\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u7d71\u4e00<\/strong>\uff1a\u89e3\u6790\u30ec\u30dd\u30fc\u30c8\u3001\u8a3c\u8de1\u30ed\u30b0\u3001\u5951\u7d04\u66f8\u985e\u306a\u3069\u3001\u95a2\u4fc2\u8005\u304c\u53c2\u7167\u3057\u3084\u3059\u3044\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u6a19\u6e96\u5316\u3059\u308b\u3002<\/li> <li><strong>\u30bb\u30ad\u30e5\u30a2\u5171\u6709\u74b0\u5883\u306e\u6574\u5099<\/strong>\uff1a\u89e3\u6790\u30c7\u30fc\u30bf\u3084\u8a3c\u8de1\u30ed\u30b0\u306f\u3001\u30a2\u30af\u30bb\u30b9\u5236\u9650\u3055\u308c\u305f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d5\u30a9\u30eb\u30c0\u307e\u305f\u306f\u30af\u30e9\u30a6\u30c9\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u4fdd\u7ba1\u3057\u3001\u95a2\u4fc2\u8005\u4ee5\u5916\u306f\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u3002<\/li> <\/ul> <\/div> <!-- Mermaid \u56f3 \u633f\u5165 --> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060412000000011\" alt=\"ALT: \u95a2\u4fc2\u8005\u30de\u30c8\u30ea\u30af\u30b9\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u6280\u8853\u62c5\u5f53\u8005\u306f\u3001\u5404\u95a2\u4fc2\u8005\u306e\u5f79\u5272\u3068\u6ce8\u610f\u70b9\u3092\u6574\u7406\u3057\u3001\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u6210\u529f\u306b\u5411\u3051\u3066\u5fc5\u8981\u306a\u5354\u529b\u4f53\u5236\u3092\u4e0a\u53f8\u306b\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- Perspective --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010Perspective\u3011<br> \u6280\u8853\u8005\u81ea\u8eab\u306f\u3001\u793e\u5185\u5916\u306e\u62c5\u5f53\u8005\u3068\u5b9a\u671f\u7684\u306b\u9023\u7d61\u3092\u53d6\u308a\u3001\u95a2\u4fc2\u8005\u9593\u306e\u8a8d\u8b58\u9f5f\u9f6c\u3092\u306a\u304f\u3059\u305f\u3081\u306e\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u30d7\u30e9\u30f3\u3092\u7b56\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div>  <!-- \u7ae012 \u958b\u59cb --> <div id=\"chapter12\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <h2 class=\"heading-23\">\u5916\u90e8\u5c02\u9580\u5bb6\u3078\u306e\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30ed\u30fc<\/h2> <div> <p>\u672c\u7ae0\u3067\u306f\u3001\u793e\u5185\u5bfe\u5fdc\u3067\u89e3\u6790\u304c\u56f0\u96e3\u306a\u30b1\u30fc\u30b9\u3084\u3001\u7dca\u6025\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u767a\u751f\u6642\u306b\u5916\u90e8\u5c02\u9580\u5bb6\u3078\u8fc5\u901f\u306b\u4f9d\u983c\u3059\u308b\u305f\u3081\u306e\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30ed\u30fc\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u6280\u8853\u62c5\u5f53\u8005\u304c\u793e\u5185\u4f53\u5236\u3092\u628a\u63e1\u3057\u3064\u3064\u3001\u5f0a\u793e\uff08\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\uff09\u3078\u306e\u9023\u7d61\u4f53\u5236\u3092\u6574\u5099\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>12.1 \u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u30bf\u30a4\u30df\u30f3\u30b0<\/span><\/h3> <div> <p>\u5916\u90e8\u5c02\u9580\u5bb6\u3078\u306e\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u4ee5\u4e0b\u306e\u3044\u305a\u308c\u304b\u306e\u72b6\u6cc1\u3067\u691c\u8a0e\u3057\u307e\u3059\u3002<\/p> <ul> <li>\u793e\u5185\u30ea\u30bd\u30fc\u30b9\u306e\u307f\u3067\u306f\u89e3\u6790\u304c\u5b8c\u4e86\u3057\u306a\u3044\u91cd\u5927\u306a\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u304c\u767a\u751f\u3057\u305f\u5834\u5408 <\/li> <li>\u30de\u30eb\u30a6\u30a7\u30a2\u30fb\u672a\u77e5\u306e\u30b9\u30c6\u30ac\u30ce\u6280\u8853\u306b\u3088\u308a\u3001\u793e\u5185\u30c4\u30fc\u30eb\u3067\u306e\u89e3\u6790\u7cbe\u5ea6\u304c\u4e0d\u8db3\u3059\u308b\u3068\u5224\u65ad\u3055\u308c\u305f\u5834\u5408 <\/li> <li>\u7dca\u6025\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u3067\u5bfe\u5fdc\u6642\u9593\u304c\u9650\u3089\u308c\u3001\u901f\u3084\u304b\u306b\u5c02\u9580\u77e5\u898b\u3092\u5c0e\u5165\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408 <\/li> <li>\u6cd5\u7684\u8a3c\u62e0\u4fdd\u5168\u304c\u5fc5\u8981\u3068\u306a\u308a\u3001\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u624b\u9806\u306b\u6e96\u62e0\u3057\u305f\u89e3\u6790\u304c\u6c42\u3081\u3089\u308c\u308b\u5834\u5408 <\/li> <\/ul> <\/div> <h3 class=\"heading-33\"><span>12.2 \u793e\u5185\u624b\u9806\u66f8\u30b5\u30f3\u30d7\u30eb<\/span><\/h3> <div> <p>\u4ee5\u4e0b\u306f\u3001\u793e\u5185\u3067\u306e\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u8d77\u70b9\u304b\u3089\u5916\u90e8\u5c02\u9580\u5bb6\uff08\u5f0a\u793e\uff09\u3078\u306e\u9023\u7d61\u307e\u3067\u306e\u624b\u9806\u30b5\u30f3\u30d7\u30eb\u3067\u3059\u3002<\/p> <ol> <li>\u89e3\u6790\u30c1\u30fc\u30e0\u304c\u521d\u52d5\u89e3\u6790\u3092\u5b9f\u65bd\u3057\u3001\u89e3\u6790\u7d50\u679c\u3092\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7d71\u62ec\u90e8\u9580\u306b\u5831\u544a\u3002 <\/li> <li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7d71\u62ec\u90e8\u9580\u304c\u7d4c\u55b6\u5c64\u3078\u72b6\u6cc1\u5831\u544a\u3057\u3001\u5fc5\u8981\u4e88\u7b97\u3068\u4eba\u54e1\u78ba\u4fdd\u306e\u627f\u8a8d\u3092\u5f97\u308b\u3002 <\/li> <li>\u7d4c\u55b6\u5c64\u306e\u627f\u8a8d\u5f8c\u3001\u6cd5\u52d9\u90e8\u9580\u3078\u9023\u7d61\u3057\u3001\u5916\u90e8\u5c02\u9580\u5bb6\u5951\u7d04\u306b\u5fc5\u8981\u306a\u5951\u7d04\u66f8\u30c9\u30e9\u30d5\u30c8\u3092\u6e96\u5099\u3002 <\/li> <li>\u5951\u7d04\u7de0\u7d50\u5f8c\u3001\u5f0a\u793e\uff08\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\uff09 \u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u304b\u3089\u5fc5\u8981\u60c5\u5831\u3092\u5165\u529b\u3057\u3066\u9023\u7d61\u3002 <\/li> <li>\u5f0a\u793e\u304b\u3089\u6307\u5b9a\u3055\u308c\u305f\u53d6\u5f97\u65b9\u6cd5\uff08SFTP\u3001\u30af\u30e9\u30a6\u30c9\u5171\u6709\u306a\u3069\uff09\u3067\u691c\u4f53\u30c7\u30fc\u30bf\u3092\u9001\u4ed8\u3057\u3001\u89e3\u6790\u958b\u59cb\u3002 <\/li> <li>\u89e3\u6790\u5b8c\u4e86\u5f8c\u3001\u89e3\u6790\u30ec\u30dd\u30fc\u30c8\u3068\u8a3c\u62e0\u4fdd\u5168\u30ed\u30b0\u3092\u53d7\u9818\u3057\u3001\u793e\u5185\u30c1\u30fc\u30e0\u3067\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u5bfe\u5fdc\u3092\u5b9f\u65bd\u3002 <\/li> <\/ol> <\/div> <!-- Mermaid \u56f3 \u633f\u5165 --> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060412000000012\" alt=\"ALT: \u5916\u90e8\u5c02\u9580\u5bb6\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u6280\u8853\u62c5\u5f53\u8005\u306f\u793e\u5185\u306e\u627f\u8a8d\u30b9\u30c6\u30c3\u30d7\uff08\u89e3\u6790\u30c1\u30fc\u30e0\u2192\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7d71\u62ec\u2192\u7d4c\u55b6\u5c64\u2192\u6cd5\u52d9\u90e8\u9580\uff09\u3092\u660e\u78ba\u306b\u3057\u3001\u627f\u8a8d\u9045\u5ef6\u304c\u767a\u751f\u3057\u306a\u3044\u3088\u3046\u53ef\u8996\u5316\u3057\u305f\u30d5\u30ed\u30fc\u3092\u63d0\u793a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- Perspective --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010Perspective\u3011<br> \u6280\u8853\u8005\u81ea\u8eab\u306f\u3001\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u6642\u306b\u5fc5\u8981\u306a\u60c5\u5831\uff08\u89e3\u6790\u5bfe\u8c61\u74b0\u5883\u6982\u8981\u3001\u767a\u751f\u65e5\u6642\u3001\u521d\u52d5\u5bfe\u5fdc\u5185\u5bb9\u306a\u3069\uff09\u3092\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u5316\u3057\u3001\u8fc5\u901f\u306b\u63d0\u51fa\u3067\u304d\u308b\u6e96\u5099\u3092\u3057\u3066\u304a\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <!-- \u7ae013 \u958b\u59cb --> <div id=\"chapter13\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <h2 class=\"heading-23\">\u691c\u7d22\u30e6\u30fc\u30b6\u30fc\u304c\u62b1\u3048\u308b\u5177\u4f53\u7684\u306a\u554f\u984c\u4f8b\u3068\u89e3\u6c7a\u30b7\u30ca\u30ea\u30aa<\/h2> <div> <p>\u672c\u7ae0\u3067\u306f\u3001\u5b9f\u969b\u306b\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u3092\u691c\u7d22\u3057\u3066\u8a2a\u554f\u3057\u305f\u30e6\u30fc\u30b6\u30fc\u304c\u62b1\u3048\u308b\u53ef\u80fd\u6027\u306e\u9ad8\u3044\u554f\u984c\u4f8b\u3092\u5177\u4f53\u7684\u306b\u60f3\u5b9a\u3057\u3001\u5f0a\u793e\u306e\u30b5\u30fc\u30d3\u30b9\u3084\u624b\u9806\u3067\u3069\u306e\u3088\u3046\u306b\u89e3\u6c7a\u3067\u304d\u308b\u304b\u3092\u793a\u3057\u307e\u3059\u3002\u554f\u984c\u767a\u751f\u304b\u3089\u89e3\u6c7a\u307e\u3067\u306e\u30b7\u30ca\u30ea\u30aa\u3092\u30a4\u30e1\u30fc\u30b8\u3057\u3001\u793e\u5185\u3067\u306e\u5c0e\u5165\u30a4\u30e1\u30fc\u30b8\u3092\u5177\u4f53\u5316\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>13.1 \u554f\u984c\u4f8b1\uff1a\u793e\u5185PC\u304b\u3089\u306e\u60c5\u5831\u6f0f\u3048\u3044\u7591\u60d1<\/span><\/h3> <div> <p>\u3042\u308b\u4f01\u696d\u3067\u3001\u793e\u5185PC \u306e\u753b\u50cf\u30d5\u30a9\u30eb\u30c0\u304b\u3089\u4f01\u696d\u6a5f\u5bc6\u304c\u6d41\u51fa\u3057\u3066\u3044\u308b\u7591\u3044\u304c\u6d6e\u4e0a\u3057\u307e\u3057\u305f\u3002\u5916\u90e8\u3078\u306e\u6f0f\u3048\u3044\u75d5\u8de1\u304c\u306a\u3044\u305f\u3081\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u3092\u7591\u3063\u305f\u30b1\u30fc\u30b9\u3067\u3059\u3002<\/p> <p>\u3010\u72b6\u6cc1\u3011<br> \u30fb\u793e\u5185PC \u306b\u4fdd\u5b58\u3055\u308c\u305f\u30d7\u30ec\u30bc\u30f3\u8cc7\u6599\uff08PowerPoint \u306a\u3069\uff09\u306b\u753b\u50cf\u304c\u4f75\u5408\u3055\u308c\u3066\u304a\u308a\u3001\u305d\u306e\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u304c\u4e0d\u5be9\u306a\u901a\u4fe1\u3092\u884c\u3063\u3066\u3044\u308b\u7591\u3044\u3002<br> \u30fb\u5f93\u6765\u306e\u30a6\u30a3\u30eb\u30b9\u30b9\u30ad\u30e3\u30f3\u3067\u306f\u691c\u51fa\u3055\u308c\u305a\u3001\u7ba1\u7406\u90e8\u9580\u304b\u3089\u89e3\u6790\u8981\u8acb\u304c\u3042\u3063\u305f\u3002<\/p> <p>\u3010\u5f0a\u793e\u306b\u3088\u308b\u5bfe\u5fdc\u3011<br> 1. \u89e3\u6790\u5bfe\u8c61\u753b\u50cf\u3092\u793e\u5185\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30c1\u30fc\u30e0\u304b\u3089\u53d7\u9818\u3057\u3001\u30b3\u30d4\u30fc\u3092\u4f5c\u6210\u3057\u3066 SHA-256 \u30cf\u30c3\u30b7\u30e5\u3092\u53d6\u5f97\u3002<br> 2. \u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u89e3\u6790\u3092\u5b9f\u65bd\u3057\u3001Exif \u60c5\u5831\u306b\u6539\u3056\u3093\u75d5\u8de1\u304c\u306a\u3044\u304b\u3092\u8abf\u67fb\u3002<br> 3. JPEG \u306e DCT \u89e3\u6790\u3092\u884c\u3044\u3001DCT \u4fc2\u6570\u306e\u7d71\u8a08\u7684\u504f\u5dee\u304b\u3089\u30c7\u30fc\u30bf\u57cb\u3081\u8fbc\u307f\u306e\u6709\u7121\u3092\u5224\u5b9a\u3002<br> 4. \u57cb\u3081\u8fbc\u307e\u308c\u305f\u30c7\u30fc\u30bf\u3092\u62bd\u51fa\u3057\u3001\u30c6\u30ad\u30b9\u30c8\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u5fa9\u5143\u3002\u5185\u5bb9\u304b\u3089\u6a5f\u5bc6\u60c5\u5831\u306e\u4e00\u90e8\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3002<br> 5. \u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30ec\u30dd\u30fc\u30c8\u3092\u4f5c\u6210\u3057\u3001\u6cd5\u52d9\u90e8\u9580\u3068\u8b66\u5bdf\u5e81\u306b\u63d0\u4f9b\u3002\u793e\u5185\u8abf\u67fb\u304a\u3088\u3073\u6cd5\u7684\u5bfe\u5fdc\u3092\u30b5\u30dd\u30fc\u30c8\u3002<\/p> <p>\u3010\u7d50\u679c\u3011<br> \u30fb\u6f0f\u3048\u3044\u7d4c\u8def\u304c\u7279\u5b9a\u3055\u308c\u3001\u8a72\u5f53\u793e\u54e1\u3078\u306e\u805e\u304d\u53d6\u308a\u8abf\u67fb\u304a\u3088\u3073\u5185\u90e8\u51e6\u5206\u304c\u5b9f\u65bd\u3055\u308c\u305f\u3002<br> \u30fb\u518d\u767a\u9632\u6b62\u7b56\u3068\u3057\u3066\u3001\u5b9a\u671f\u7684\u306b\u30b9\u30c6\u30ac\u30ce\u89e3\u6790\u3092\u81ea\u52d5\u5316\u30d0\u30c3\u30c1\u3067\u5b9f\u884c\u3059\u308b\u4ed5\u7d44\u307f\u3092\u69cb\u7bc9\u3057\u305f\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>13.2 \u554f\u984c\u4f8b2\uff1a\u30e1\u30fc\u30eb\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u611f\u67d3\u7591\u60d1<\/span><\/h3> <div> <p>\u5225\u4f01\u696d\u3067\u306f\u3001\u4e0d\u5be9\u306a\u30e1\u30fc\u30eb\u306e\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\uff08\u97f3\u58f0\u30d5\u30a1\u30a4\u30eb\uff09\u304c\u539f\u56e0\u3067\u30de\u30eb\u30a6\u30a7\u30a2\u611f\u67d3\u3057\u305f\u53ef\u80fd\u6027\u304c\u3042\u308b\u3068\u306e\u9023\u7d61\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p> <p>\u3010\u72b6\u6cc1\u3011<br> \u30fb\u4e0d\u5be9\u30e1\u30fc\u30eb\u306b\u6dfb\u4ed8\u3055\u308c\u305f WAV \u30d5\u30a1\u30a4\u30eb\u3092\u518d\u751f\u3059\u308b\u3068\u7570\u5e38\u306a\u30d7\u30ed\u30bb\u30b9\u304c\u8d77\u52d5\u3002<br> \u30fb\u5f93\u6765\u306e\u30a6\u30a3\u30eb\u30b9\u5b9a\u7fa9\u3067\u306f\u691c\u51fa\u3067\u304d\u306a\u304b\u3063\u305f\u3002<\/p> <p>\u3010\u5f0a\u793e\u306b\u3088\u308b\u5bfe\u5fdc\u3011<br> 1. \u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u5bfe\u8c61\u97f3\u58f0\u30d5\u30a1\u30a4\u30eb\u3092\u56de\u53ce\u3057\u3001\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30c4\u30fc\u30eb\u3067\u30cf\u30c3\u30b7\u30e5\u53d6\u5f97\u3002<br> 2. WAV \u306e\u6642\u9593\u9818\u57df\u89e3\u6790\u306b\u3088\u308a\u3001LSB \u306b\u57cb\u3081\u8fbc\u307e\u308c\u305f\u30d0\u30a4\u30ca\u30ea\u30b3\u30fc\u30c9\u306e\u5b58\u5728\u3092\u78ba\u8a8d\u3002<br> 3. \u62bd\u51fa\u3055\u308c\u305f\u30d0\u30a4\u30ca\u30ea\u3092\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u74b0\u5883\u3067\u5b9f\u884c\u3057\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u6319\u52d5\u3092\u5206\u6790\u3002<br> 4. \u30de\u30eb\u30a6\u30a7\u30a2\u30d5\u30a1\u30df\u30ea\u3092\u7279\u5b9a\u3057\u3001\u611f\u67d3\u7bc4\u56f2\u3092\u8abf\u67fb\u3002\u793e\u5185\u7aef\u672b\u3078\u306e\u611f\u67d3\u62e1\u5927\u3092\u9632\u6b62\u3059\u308b\u305f\u3081\u3001\u8a72\u5f53\u97f3\u58f0\u30d5\u30a1\u30a4\u30eb\u3092\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u524a\u9664\u3002<br> 5. \u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u66f8\u3092\u4f5c\u6210\u3057\u3001\u793e\u5185\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30dd\u30ea\u30b7\u30fc\u306e\u6539\u8a02\u304a\u3088\u3073\u793e\u54e1\u6559\u80b2\u3092\u5b9f\u65bd\u3002<\/p> <p>\u3010\u7d50\u679c\u3011<br> \u30fb\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u4fb5\u5165\u7d4c\u8def\u304c\u7279\u5b9a\u3055\u308c\u3001\u88ab\u5bb3\u306e\u65e9\u671f\u5c01\u3058\u8fbc\u3081\u306b\u6210\u529f\u3002<br> \u30fb\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30dd\u30ea\u30b7\u30fc\u306b\u300c\u97f3\u58f0\u30d5\u30a1\u30a4\u30eb\u306e\u81ea\u52d5\u89e3\u6790\u624b\u9806\u300d\u3092\u660e\u8a18\u3057\u3001\u672a\u7136\u9632\u6b62\u7b56\u3092\u5f37\u5316\u3057\u305f\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>13.3 \u554f\u984c\u4f8b3\uff1aIoT\u30c7\u30d0\u30a4\u30b9\u304b\u3089\u306e\u60c5\u5831\u5438\u51fa\u3057\u30ea\u30b9\u30af<\/span><\/h3> <div> <p>\u88fd\u9020\u696d\u5411\u3051\u4f01\u696d\u3067\u306f\u3001\u5de5\u5834\u5185 IoT \u30bb\u30f3\u30b5\u30fc\u304b\u3089\u4e0d\u5be9\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u691c\u51fa\u3055\u308c\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u5185\u306b\u96a0\u3057\u30c7\u30fc\u30bf\u304c\u57cb\u3081\u8fbc\u307e\u308c\u305f\u53ef\u80fd\u6027\u304c\u3042\u308b\u3068\u5224\u65ad\u3055\u308c\u305f\u30b1\u30fc\u30b9\u3067\u3059\u3002<\/p> <p>\u3010\u72b6\u6cc1\u3011<br> \u30fb\u5de5\u5834\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30ed\u30b0\u3067\u3001\u6697\u53f7\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u30c7\u30fc\u30bf\u304c\u5916\u90e8\u30b5\u30fc\u30d0\u30fc\u3078\u9001\u4fe1\u3055\u308c\u3066\u3044\u308b\u53ef\u80fd\u6027\u3092\u691c\u77e5\u3002<br> \u30fbIoT \u30bb\u30f3\u30b5\u30fc\u306e\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u66f4\u65b0\u6642\u306b\u96a0\u3057\u30c7\u30fc\u30bf\u304c\u57cb\u3081\u8fbc\u307e\u308c\u3066\u3044\u308b\u7591\u3044\u3002<\/p> <p>\u3010\u5f0a\u793e\u306b\u3088\u308b\u5bfe\u5fdc\u3011<br> 1. \u8a72\u5f53 IoT \u30c7\u30d0\u30a4\u30b9\u306e\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u3092\u53d6\u5f97\u3057\u3001\u30d0\u30a4\u30ca\u30ea\u89e3\u6790\u3092\u5b9f\u65bd\u3002<br> 2. \u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u5185\u306e\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u3092\u62bd\u51fa\u3057\u3001PNG \u306e LSB \u89e3\u6790\u3092\u5b9f\u884c\u3002\u8ca1\u52d9\u30c7\u30fc\u30bf\u3084\u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u60c5\u5831\u304c\u57cb\u3081\u8fbc\u307e\u308c\u3066\u3044\u305f\u3053\u3068\u3092\u78ba\u8a8d\u3002<br> 3. \u96a0\u3057\u30c7\u30fc\u30bf\u3092\u62bd\u51fa\u3057\u3001IoT \u30c7\u30d0\u30a4\u30b9\u304b\u3089\u5438\u3044\u51fa\u3055\u308c\u305f\u60c5\u5831\u306e\u7bc4\u56f2\u3092\u7279\u5b9a\u3002<br> 4. \u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u306e\u6539\u3056\u3093\u624b\u53e3\u3092\u30ec\u30dd\u30fc\u30c8\u3057\u3001\u88fd\u9020\u90e8\u9580\u3068\u3068\u3082\u306b\u4fee\u6b63\u7248\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u306e\u958b\u767a\u3092\u652f\u63f4\u3002<br> 5. BCP \u89b3\u70b9\u3067\u4ee3\u66ff\u30c7\u30d0\u30a4\u30b9\u3092\u5c0e\u5165\u3057\u3001\u89e3\u6790\u4e2d\u3082\u5de5\u5834\u7a3c\u50cd\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u306a\u3044\u63aa\u7f6e\u3092\u7b56\u5b9a\u3002<\/p> <p>\u3010\u7d50\u679c\u3011<br> \u30fbIoT \u30c7\u30d0\u30a4\u30b9\u304b\u3089\u306e\u6a5f\u5bc6\u60c5\u5831\u5438\u51fa\u3057\u3092\u9632\u6b62\u3057\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u66f4\u65b0\u30d7\u30ed\u30bb\u30b9\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5f37\u5316\u3002<br> \u30fbBCP \u306b\u7d44\u307f\u8fbc\u307e\u308c\u305f\u4ee3\u66ff\u30c7\u30d0\u30a4\u30b9\u30d5\u30ed\u30fc\u306b\u3088\u308a\u3001\u89e3\u6790\u4e2d\u3082\u751f\u7523\u30e9\u30a4\u30f3\u304c\u7a3c\u50cd\u3057\u7d9a\u3051\u305f\u3002<\/p> <\/div> <!-- Mermaid \u56f3 \u633f\u5165 --> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060412000000013\" alt=\"ALT: IoT\u30c7\u30d0\u30a4\u30b9\u30ea\u30b9\u30af\u89e3\u6790\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u6280\u8853\u62c5\u5f53\u8005\u306f\u3001\u89e3\u6790\u7d50\u679c\u304b\u3089\u5f97\u3089\u308c\u305f\u6a5f\u5bc6\u60c5\u5831\u5438\u51fa\u3057\u30ea\u30b9\u30af\u306e\u5168\u4f53\u50cf\u3092\u7c21\u6f54\u306b\u307e\u3068\u3081\u3001\u88fd\u9020\u90e8\u9580\u3084\u7d4c\u55b6\u5c64\u306b\u30ea\u30b9\u30af\u306e\u6df1\u523b\u3055\u3068\u518d\u767a\u9632\u6b62\u7b56\u3092\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- Perspective --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010Perspective\u3011<br> \u6280\u8853\u8005\u81ea\u8eab\u306f\u3001IoT \u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u306e\u81ea\u52d5\u89e3\u6790\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u6e96\u5099\u3057\u3001\u65b0\u305f\u306a\u30c7\u30d0\u30a4\u30b9\u5c0e\u5165\u6642\u306b\u3082\u5373\u6642\u306b\u30c1\u30a7\u30c3\u30af\u3067\u304d\u308b\u4f53\u5236\u3092\u69cb\u7bc9\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <!-- \u7ae014 \u958b\u59cb --> <div id=\"chapter14\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <h2 class=\"heading-23\">\u4eba\u6750\u80b2\u6210\u30fb\u8cc7\u683c\u53d6\u5f97\u306e\u30ed\u30fc\u30c9\u30de\u30c3\u30d7<\/h2> <div> <p>\u672c\u7ae0\u3067\u306f\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306b\u643a\u308f\u308b\u6280\u8853\u8005\u306e\u30ad\u30e3\u30ea\u30a2\u30d1\u30b9\u3068\u3001\u5404\u6bb5\u968e\u3067\u53d6\u5f97\u3059\u3079\u304d\u8cc7\u683c\u3084\u7814\u4fee\u5185\u5bb9\u3092\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\u5f62\u5f0f\u3067\u89e3\u8aac\u3057\u307e\u3059\u3002\u6280\u8853\u62c5\u5f53\u8005\u306f\u81ea\u3089\u306e\u30b9\u30ad\u30eb\u30a2\u30c3\u30d7\u8a08\u753b\u3092\u53ef\u8996\u5316\u3057\u3001\u7d44\u7e54\u5168\u4f53\u3067\u4eba\u6750\u80b2\u6210\u3092\u63a8\u9032\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>14.1 \u65b0\u5352\u30fb\u5165\u793e1\u5e74\u76ee\u301c3\u5e74\u76ee\u306e\u30b9\u30c6\u30c3\u30d7<\/span><\/h3> <div> <p>\u65b0\u5352\u3084\u5165\u793e1\u5e74\u76ee\u306e\u6280\u8853\u8005\u306f\u3001\u307e\u305a\u57fa\u790e\u3092\u56fa\u3081\u308b\u305f\u3081\u306b\u4ee5\u4e0b\u3092\u76ee\u6307\u3057\u307e\u3059\uff1a<\/p> <ul> <li><strong>\u57fa\u790e\u7814\u4fee<\/strong>\uff1a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30fbOS\u30fb\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u57fa\u790e\u3092\u5b66\u7fd2\uff08IPA\u300e\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4eba\u6750\u80b2\u6210\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\u300f\u4ee4\u548c3\u5e74\uff09 <\/li> <li><strong>\u521d\u7d1a\u8cc7\u683c\u53d6\u5f97<\/strong>\uff1aIT\u30d1\u30b9\u30dd\u30fc\u30c8\u3084\u57fa\u672c\u60c5\u5831\u6280\u8853\u8005\u8a66\u9a13\u3092\u53d6\u5f97\u3057\u3001IT\u5168\u822c\u306e\u77e5\u8b58\u3092\u78ba\u7acb\u3002 <\/li> <li><strong>\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u57fa\u790e\u7814\u4fee<\/strong>\uff1a\u5916\u90e8\u5c02\u9580\u5bb6\u306b\u3088\u308b\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u6982\u8ad6\u30bb\u30df\u30ca\u30fc\u53d7\u8b1b\u3002 <\/li> <li><strong>\u5185\u90e8OJT<\/strong>\uff1a\u5148\u8f29\u6280\u8853\u8005\u306e\u6307\u5c0e\u306e\u4e0b\u3001\u7c21\u6613\u7684\u306a\u30b9\u30c6\u30ac\u89e3\u6790\u6f14\u7fd2\u3092\u7d4c\u9a13\u3002 <\/li> <\/ul> <p>3\u5e74\u76ee\u4ee5\u964d\u306f\u3001\u57fa\u672c\u7684\u306a\u89e3\u6790\u30c4\u30fc\u30eb\u306e\u4f7f\u3044\u65b9\u3084\u30ed\u30b0\u7ba1\u7406\u306e\u624b\u9806\u3092\u8eab\u306b\u3064\u3051\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>14.2 4\u5e74\u76ee\u301c6\u5e74\u76ee\u306e\u30b9\u30c6\u30c3\u30d7<\/span><\/h3> <div> <p>\u7d4c\u9a13\u3092\u7a4d\u3093\u3060\u4e2d\u5805\u6280\u8853\u8005\u306f\u3001\u4ee5\u4e0b\u306e\u30ad\u30e3\u30ea\u30a2\u30a2\u30c3\u30d7\u3092\u76ee\u6307\u3057\u307e\u3059\uff1a<\/p> <ul> <li><strong>\u4e2d\u7d1a\u8cc7\u683c\u53d6\u5f97<\/strong>\uff1a\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\uff08\u767b\u9332\u30bb\u30ad\u30b9\u30da\uff09\u3084CISSP \u53d6\u5f97\u3092\u76ee\u6307\u3057\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5168\u822c\u306e\u77e5\u8b58\u3092\u6df1\u3081\u308b\u3002 <\/li> <li><strong>\u5fdc\u7528\u7814\u4fee<\/strong>\uff1a\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u6f14\u7fd2\u53c2\u52a0\u3002\u5b9f\u969b\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u8abf\u67fb\u306b\u643a\u308f\u308a\u3001\u89e3\u6790\u30ec\u30dd\u30fc\u30c8\u4f5c\u6210\u7d4c\u9a13\u3092\u7372\u5f97\u3002 <\/li> <li><strong>\u5f8c\u8f29\u80b2\u6210<\/strong>\uff1a\u521d\u7d1a\u6280\u8853\u8005\u5411\u3051\u306b\u793e\u5185\u52c9\u5f37\u4f1a\u3092\u4e3b\u50ac\u3057\u3001OJT \u62c5\u5f53\u3068\u3057\u3066\u6307\u5c0e\u529b\u3092\u78e8\u304f\u3002 <\/li> <li><strong>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30ea\u30fc\u30c0\u30fc\u7d4c\u9a13<\/strong>\uff1a\u4e2d\u5c0f\u898f\u6a21\u306e\u89e3\u6790\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u30ea\u30fc\u30c9\u3057\u3001\u9032\u6357\u7ba1\u7406\u30fb\u6210\u679c\u5831\u544a\u3092\u5b9f\u65bd\u3002 <\/li> <\/ul> <\/div> <h3 class=\"heading-33\"><span>14.3 7\u5e74\u76ee\u4ee5\u964d\u306e\u30b9\u30c6\u30c3\u30d7<\/span><\/h3> <div> <p>\u4e0a\u7d1a\u6280\u8853\u8005\u3084\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u3092\u76ee\u6307\u3059\u5834\u5408\u3001\u4ee5\u4e0b\u3092\u63a8\u5968\u3057\u307e\u3059\uff1a<\/p> <ul> <li><strong>\u4e0a\u7d1a\u8cc7\u683c\u53d6\u5f97<\/strong>\uff1aCISA\uff08Certified Information Systems Auditor\uff09\u3084EnCE\uff08EnCase Certified Examiner\uff09\u3092\u53d6\u5f97\u3057\u3001\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u5c02\u9580\u77e5\u8b58\u3092\u8a8d\u5b9a\u3002 <\/li> <li><strong>\u5916\u90e8\u8b1b\u5e2b\u6d3b\u52d5<\/strong>\uff1a\u5927\u5b66\u3084\u5c02\u9580\u5b66\u6821\u3067\u8b1b\u5e2b\u7d4c\u9a13\u3092\u7a4d\u307f\u3001\u6700\u65b0\u6280\u8853\u3084\u6cd5\u4ee4\u6539\u6b63\u3092\u4f1d\u3048\u308b\u5f79\u5272\u3092\u62c5\u3046\u3002 <\/li> <li><strong>\u7d44\u7e54\u6226\u7565\u7b56\u5b9a<\/strong>\uff1a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u90e8\u9580\u306e\u30de\u30cd\u30b8\u30e1\u30f3\u30c8\u3068\u3057\u3066\u3001\u7d44\u7e54\u5168\u4f53\u306e\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u6226\u7565\u3084\u7814\u4fee\u8a08\u753b\u3092\u7b56\u5b9a\u3002 <\/li> <li><strong>\u30b0\u30ed\u30fc\u30d0\u30eb\u9023\u643a<\/strong>\uff1a\u56fd\u969b\u4f1a\u8b70\u3084\u5b66\u4f1a\u306b\u53c2\u52a0\u30fb\u767b\u58c7\u3057\u3001\u6700\u65b0\u6280\u8853\u52d5\u5411\u3092\u30ad\u30e3\u30c3\u30c1\u30a2\u30c3\u30d7\u3059\u308b\u3068\u3068\u3082\u306b\u81ea\u793e\u3078\u306e\u5fdc\u7528\u3092\u691c\u8a0e\u3002 <\/li> <\/ul> <\/div> <!-- Mermaid \u56f3 \u633f\u5165 --> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060412000000014\" alt=\"ALT: \u4eba\u6750\u80b2\u6210\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u6280\u8853\u62c5\u5f53\u8005\u306f\u3001\u30ad\u30e3\u30ea\u30a2\u30d1\u30b9\u3054\u3068\u306e\u7814\u4fee\u5185\u5bb9\u3068\u53d6\u5f97\u8cc7\u683c\u3092\u660e\u78ba\u306b\u793a\u3057\u3001\u4f1a\u793e\u3068\u3057\u3066\u306e\u4eba\u6750\u80b2\u6210\u6295\u8cc7\u306e\u5fc5\u8981\u6027\u3092\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- Perspective --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010Perspective\u3011<br> \u6280\u8853\u8005\u81ea\u8eab\u306f\u3001\u81ea\u8eab\u306e\u30ad\u30e3\u30ea\u30a2\u76ee\u6a19\u306b\u5408\u308f\u305b\u3066\u53d6\u5f97\u3059\u3079\u304d\u8cc7\u683c\u3084\u5fc5\u8981\u306a\u7814\u4fee\u3092\u512a\u5148\u5ea6\u3092\u3064\u3051\u3066\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u5316\u3057\u3001\u4e0a\u53f8\u3068\u5171\u6709\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <!-- \u7ae015 \u958b\u59cb --> <div id=\"chapter15\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <h2 class=\"heading-23\">\u5c06\u6765\u5c55\u671b\u3068\u65b0\u305f\u306a\u8105\u5a01\u3001\u5bfe\u5fdc\u6226\u7565<\/h2> <div> <p>\u672c\u7ae0\u3067\u306f\u3001\u4eca\u5f8c\u306e\u6280\u8853\u52d5\u5411\u3084\u793e\u4f1a\u60c5\u52e2\u306e\u5909\u5316\u3092\u8e0f\u307e\u3048\u305f\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u30fb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u306e\u5c06\u6765\u5c55\u671b\u3068\u65b0\u305f\u306a\u8105\u5a01\u306b\u5bfe\u3059\u308b\u5bfe\u5fdc\u6226\u7565\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u6280\u8853\u62c5\u5f53\u8005\u306f\u9577\u671f\u7684\u306a\u8996\u70b9\u304b\u3089\u6e96\u5099\u3059\u3079\u304d\u4e8b\u9805\u3092\u7406\u89e3\u3057\u3001\u81ea\u793e\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4f53\u5236\u3092\u5c06\u6765\u306b\u308f\u305f\u3063\u3066\u5f37\u5316\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>15.1 \u6280\u8853\u52d5\u5411\uff1aAI\u30fb\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u306e\u6d3b\u7528<\/span><\/h3> <div> <p>\u8fd1\u5e74\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u306b\u304a\u3044\u3066 AI\u30fb\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u3092\u7528\u3044\u305f\u81ea\u52d5\u691c\u77e5\u6280\u8853\u304c\u6ce8\u76ee\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001CNN\uff08\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff09\u3092\u7528\u3044\u3066\u753b\u50cf\u30ce\u30a4\u30ba\u306e\u5fae\u7d30\u306a\u30d1\u30bf\u30fc\u30f3\u3092\u5b66\u7fd2\u3057\u3001\u96a0\u853d\u30c7\u30fc\u30bf\u3092\u9ad8\u7cbe\u5ea6\u306b\u691c\u51fa\u3059\u308b\u7814\u7a76\u304c\u9032\u3093\u3067\u3044\u307e\u3059\u3010\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u60c5\u5831\u7d4c\u6e08\u767d\u66f8\u300f\u4ee4\u548c5\u5e74\u3011 \u3002<\/p> <p>\u97f3\u58f0\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u89e3\u6790\u3067\u3082\u3001RNN\uff08\u30ea\u30ab\u30ec\u30f3\u30c8\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff09\u3084 Transformer \u30d9\u30fc\u30b9\u306e\u30e2\u30c7\u30eb\u3092\u5229\u7528\u3057\u3066\u3001\u901a\u5e38\u306e\u97f3\u58f0\u30b9\u30da\u30af\u30c8\u30eb\u3068\u7570\u306a\u308b\u7279\u5fb4\u3092\u62bd\u51fa\u3059\u308b\u8a66\u307f\u304c\u884c\u308f\u308c\u3066\u3044\u307e\u3059\u3010\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300eAI \u5229\u6d3b\u7528\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c5\u5e74\u3011 \u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>15.2 \u65b0\u305f\u306a\u8105\u5a01\uff1a\u30dd\u30b9\u30c8\u91cf\u5b50\u6697\u53f7\u6642\u4ee3\u306e\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc<\/span><\/h3> <div> <p>\u30dd\u30b9\u30c8\u91cf\u5b50\u6697\u53f7\u6642\u4ee3\u306b\u306f\u3001\u5f93\u6765\u306e\u516c\u958b\u9375\u6697\u53f7\u304c\u7834\u3089\u308c\u308b\u30ea\u30b9\u30af\u304c\u9ad8\u307e\u308a\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u3068\u306e\u878d\u5408\u306b\u3088\u308a\u65b0\u305f\u306a\u96a0\u853d\u624b\u6cd5\u304c\u767b\u5834\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001Post-Quantum Secure Synthesis\uff08PQSS\uff09\u3092\u7d44\u307f\u8fbc\u3093\u3060\u753b\u50cf\u96a0\u853d\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u304c\u63d0\u6848\u3055\u308c\u3066\u304a\u308a\u3001\u5f93\u6765\u306e DCT \u89e3\u6790\u3060\u3051\u3067\u306f\u691c\u51fa\u56f0\u96e3\u306a\u30b1\u30fc\u30b9\u304c\u60f3\u5b9a\u3055\u308c\u307e\u3059\u3010\u51fa\u5178\uff1aNICT\u300e\u91cf\u5b50\u8010\u6027\u6697\u53f7\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c5\u5e74\u3011 \u3002<\/p> <p>\u3053\u308c\u306b\u5bfe\u3057\u3066\u306f\u3001\u91cf\u5b50\u8010\u6027\u6697\u53f7\u3068\u5171\u306b\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u6280\u8853\u3092\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3057\u3001\u89e3\u6790\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306b\u30dd\u30b9\u30c8\u91cf\u5b50\u6697\u53f7\u5bfe\u5fdc\u30e2\u30c7\u30eb\u3092\u7d44\u307f\u8fbc\u3080\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3010\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u8a08\u753b\u300f\u4ee4\u548c6\u5e74\u6539\u8a02\u6848\u3011 \u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>15.3 \u793e\u4f1a\u60c5\u52e2\u306e\u5909\u5316\u4e88\u6e2c<\/span><\/h3> <div> <p>\u4eca\u5f8c2\u5e74\u9593\u306e\u793e\u4f1a\u60c5\u52e2\u3068\u3057\u3066\u306f\u3001\u30b5\u30d7\u30e9\u30a4\u30c1\u30a7\u30fc\u30f3\u653b\u6483\u3084\u56fd\u5bb6\u9593\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u304c\u5897\u52a0\u3059\u308b\u3053\u3068\u304c\u4e88\u6e2c\u3055\u308c\u3066\u304a\u308a\u3001\u7279\u306b\u88fd\u9020\u696d\u3084\u91cd\u8981\u30a4\u30f3\u30d5\u30e9\u306b\u5bfe\u3059\u308b\u6a19\u7684\u578b\u653b\u6483\u304c\u61f8\u5ff5\u3055\u308c\u3066\u3044\u307e\u3059\u3010\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u8105\u5a01\u30ec\u30dd\u30fc\u30c8\u4ee4\u548c5\u5e74\u7248\u300f\u3011 \u3002<\/p> <p>\u307e\u305f\u3001GDPR \u5f8c\u306e EU AI Act \u3084\u7c73\u56fd\u306e\u653f\u5e9c\u6a5f\u95a2\u306b\u304a\u3051\u308b AI \u8abf\u67fb\u4f53\u5236\u5f37\u5316\u306a\u3069\u3001AI \u306b\u3088\u308b\u30b5\u30a4\u30d0\u30fc\u8105\u5a01\u306b\u5bfe\u5fdc\u3059\u308b\u6cd5\u5236\u5ea6\u304c\u6574\u5099\u3055\u308c\u3064\u3064\u3042\u308b\u305f\u3081\u3001\u89e3\u6790\u30c4\u30fc\u30eb\u306b\u3082 AI \u306b\u3088\u308b\u89e3\u6790\u652f\u63f4\u6a5f\u80fd\u3092\u7d44\u307f\u8fbc\u3080\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3010\u51fa\u5178\uff1a\u6b27\u5dde\u59d4\u54e1\u4f1a\u300eAI Act \u6539\u8a02\u6848\u300f2024\u5e74\u3011 \u3002<\/p> <\/div> <h3 class=\"heading-33\"><span>15.4 \u5bfe\u5fdc\u6226\u7565\u306e\u63d0\u6848<\/span><\/h3> <div> <p>\u4e0a\u8a18\u306e\u8105\u5a01\u306b\u5bfe\u3059\u308b\u5bfe\u5fdc\u6226\u7565\u3068\u3057\u3066\u3001\u4ee5\u4e0b\u3092\u63a8\u5968\u3057\u307e\u3059\u3002<\/p> <ul> <li><strong>\u7d99\u7d9a\u7684\u306a\u6280\u8853\u8abf\u67fb<\/strong>\uff1a\u793e\u5185 R&amp;D \u90e8\u9580\u3068\u9023\u643a\u3057\u3001\u6700\u65b0\u306e AI \u30e2\u30c7\u30eb\u3084\u91cf\u5b50\u8010\u6027\u6280\u8853\u3092\u5b9a\u671f\u7684\u306b\u8a55\u4fa1 <\/li> <li><strong>\u904b\u7528\u30dd\u30ea\u30b7\u30fc\u306e\u898b\u76f4\u3057\u30b5\u30a4\u30af\u30eb<\/strong>\uff1a\u6cd5\u6539\u6b63\u3084\u56fd\u969b\u57fa\u6e96\u5909\u5316\u306b\u5fdc\u3058\u3066\u3001\u5e74\u306b\u4e00\u5ea6\u4ee5\u4e0a\u306f\u89e3\u6790\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3084\u904b\u7528\u624b\u9806\u3092\u66f4\u65b0 <\/li> <li><strong>\u4eba\u6750\u30b9\u30ad\u30eb\u30a2\u30c3\u30d7\u3068\u60c5\u5831\u53ce\u96c6\u30eb\u30fc\u30c8\u78ba\u7acb<\/strong>\uff1aAI \u3084\u91cf\u5b50\u6697\u53f7\u306b\u95a2\u3059\u308b\u30bb\u30df\u30ca\u30fc\u53c2\u52a0\u3084\u5b66\u4f1a\u767b\u58c7\u3092\u901a\u3058\u3066\u3001\u6280\u8853\u52d5\u5411\u3092\u8fc5\u901f\u306b\u53d6\u308a\u5165\u308c\u308b <\/li> <li><strong>\u5916\u90e8\u5c02\u9580\u5bb6\u9023\u643a\u5f37\u5316<\/strong>\uff1a\u5f0a\u793e\u3092\u542b\u3080\u5c02\u9580\u5bb6\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u5b9a\u671f\u7684\u306b\u60c5\u5831\u4ea4\u63db\u3057\u3001\u65b0\u305f\u306a\u8105\u5a01\u306b\u5bfe\u3059\u308b\u77e5\u898b\u3092\u5171\u6709 <\/li> <\/ul> <\/div> <!-- Mermaid \u56f3 \u633f\u5165 --> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060412000000015\" alt=\"ALT: \u5c06\u6765\u5c55\u671b\u5bfe\u5fdc\u6226\u7565\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u6280\u8853\u62c5\u5f53\u8005\u306f\u3001AI\u30fb\u91cf\u5b50\u8010\u6027\u6280\u8853\u306e\u5fc5\u8981\u6027\u3092\u8aac\u660e\u3057\u3001\u5c06\u6765\u306e\u8105\u5a01\u306b\u5099\u3048\u308b\u305f\u3081\u306e\u7d44\u7e54\u7684\u6295\u8cc7\u8a08\u753b\u3092\u63d0\u793a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- Perspective --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010Perspective\u3011<br> \u6280\u8853\u8005\u81ea\u8eab\u306f\u3001\u6280\u8853\u8abf\u67fb\u30ec\u30dd\u30fc\u30c8\u3092\u5b9a\u671f\u7684\u306b\u4f5c\u6210\u3057\u3001\u793e\u5185\u5171\u6709\u30d5\u30a9\u30eb\u30c0\u306b\u4fdd\u7ba1\u3057\u3066\u95a2\u4fc2\u8005\u3068\u6700\u65b0\u60c5\u5831\u3092\u5171\u6709\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <!-- \u7ae016 \u958b\u59cb --> <div id=\"chapter16\"><\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div> <h2 class=\"heading-23\">\u304a\u307e\u3051\u306e\u7ae0\uff1a\u91cd\u8981\u30ad\u30fc\u30ef\u30fc\u30c9\u30fb\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9\u3068\u8aac\u660e\u30de\u30c8\u30ea\u30af\u30b9<\/h2> <div> <p>\u672c\u7ae0\u3067\u306f\u3001\u8a18\u4e8b\u5168\u4f53\u3067\u983b\u51fa\u3059\u308b\u91cd\u8981\u30ad\u30fc\u30ef\u30fc\u30c9\u3068\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u6574\u7406\u3057\u3001\u305d\u308c\u305e\u308c\u306e\u7c21\u6f54\u306a\u8aac\u660e\u3092\u30de\u30c8\u30ea\u30af\u30b9\u5f62\u5f0f\u3067\u793a\u3057\u307e\u3059\u3002\u6280\u8853\u62c5\u5f53\u8005\u304c\u7528\u8a9e\u3092\u7d20\u65e9\u304f\u53c2\u7167\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3068\u3068\u3082\u306b\u3001\u793e\u5185\u8cc7\u6599\u4f5c\u6210\u6642\u306e\u7528\u8a9e\u96c6\u3068\u3057\u3066\u6d3b\u7528\u3067\u304d\u307e\u3059\u3002<\/p> <\/div> <table> <caption style=\"font-size:small; text-decoration:underline;\">\u30ad\u30fc\u30ef\u30fc\u30c9\u30de\u30c8\u30ea\u30af\u30b9<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u30ab\u30c6\u30b4\u30ea<\/th> <th>\u30ad\u30fc\u30ef\u30fc\u30c9<\/th> <th>\u8aac\u660e<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u91cd\u8981\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc<\/td> <td>\u30c7\u30b8\u30bf\u30eb\u30e1\u30c7\u30a3\u30a2\u5185\u306b\u30c7\u30fc\u30bf\u3092\u76ee\u7acb\u305f\u306a\u3044\u5f62\u3067\u96a0\u853d\u3059\u308b\u6280\u8853\u3002<\/td> <\/tr> <tr> <td>\u91cd\u8981\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>LSB\u89e3\u6790<\/td> <td>\u753b\u50cf\u3084\u97f3\u58f0\u306e\u6700\u4e0b\u4f4d\u30d3\u30c3\u30c8\u3092\u8aad\u307f\u53d6\u308a\u3001\u96a0\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092\u62bd\u51fa\u3059\u308b\u624b\u6cd5\u3002<\/td> <\/tr> <tr> <td>\u91cd\u8981\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>DCT\u89e3\u6790<\/td> <td>JPEG \u753b\u50cf\u306e\u96e2\u6563\u30b3\u30b5\u30a4\u30f3\u5909\u63db\u4fc2\u6570\u3092\u89e3\u6790\u3057\u3001\u96a0\u853d\u30c7\u30fc\u30bf\u3092\u691c\u51fa\u3059\u308b\u624b\u6cd5\u3002<\/td> <\/tr> <tr> <td>\u91cd\u8981\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af<\/td> <td>\u96fb\u5b50\u8a3c\u62e0\u3092\u53ce\u96c6\u30fb\u5206\u6790\u30fb\u4fdd\u5168\u3057\u3001\u6cd5\u7684\u624b\u7d9a\u304d\u306b\u8010\u3048\u3046\u308b\u8a3c\u62e0\u3092\u4f5c\u6210\u3059\u308b\u6280\u8853\u3002<\/td> <\/tr> <tr> <td>\u91cd\u8981\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>\u30cf\u30c3\u30b7\u30e5\u5024<\/td> <td>\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3092\u691c\u8a3c\u3059\u308b\u305f\u3081\u306e\u56fa\u5b9a\u9577\u6587\u5b57\u5217\u3002SHA-256 \u306a\u3069\u304c\u4ee3\u8868\u4f8b\u3002<\/td> <\/tr> <tr> <td>\u91cd\u8981\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>BCP\uff08\u4e8b\u696d\u7d99\u7d9a\u8a08\u753b\uff09<\/td> <td>\u707d\u5bb3\u3084\u969c\u5bb3\u767a\u751f\u6642\u306b\u696d\u52d9\u3092\u7d99\u7d9a\u30fb\u65e9\u671f\u5fa9\u65e7\u3059\u308b\u305f\u3081\u306e\u8a08\u753b\u3002<\/td> <\/tr> <tr> <td>\u91cd\u8981\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>RBAC<\/td> <td>\u30e6\u30fc\u30b6\u30fc\u306e\u5f79\u5272\uff08\u30ed\u30fc\u30eb\uff09\u306b\u57fa\u3065\u3044\u3066\u30a2\u30af\u30bb\u30b9\u6a29\u9650\u3092\u8a2d\u5b9a\u30fb\u7ba1\u7406\u3059\u308b\u65b9\u5f0f\u3002<\/td> <\/tr> <tr> <td>\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>IDS\/IPS<\/td> <td>\u4fb5\u5165\u691c\u77e5\u30b7\u30b9\u30c6\u30e0\uff0f\u4fb5\u5165\u9632\u5fa1\u30b7\u30b9\u30c6\u30e0\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306e\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3092\u691c\u77e5\u30fb\u9632\u5fa1\u3059\u308b\u3002<\/td> <\/tr> <tr> <td>\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>WORM \u30b9\u30c8\u30ec\u30fc\u30b8<\/td> <td>\u4fdd\u5b58\u5f8c\u306b\u30c7\u30fc\u30bf\u3092\u6539\u3056\u3093\u3067\u304d\u306a\u3044\u8a18\u9332\u5a92\u4f53\u3002\u8a3c\u62e0\u4fdd\u5168\u306b\u9069\u3059\u308b\u3002<\/td> <\/tr> <tr> <td>\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>GDPR<\/td> <td>EU \u4e00\u822c\u30c7\u30fc\u30bf\u4fdd\u8b77\u898f\u5247\u3002\u500b\u4eba\u30c7\u30fc\u30bf\u306e\u53d6\u308a\u6271\u3044\u3092\u898f\u5236\u3059\u308b\u6cd5\u4ee4\u3002<\/td> <\/tr> <tr> <td>\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>CFAA<\/td> <td>\u30a2\u30e1\u30ea\u30ab\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u9632\u6b62\u6cd5\u3002\u30b9\u30c6\u30ac\u6280\u8853\u306e\u60aa\u7528\u3092\u898f\u5236\u3002<\/td> <\/tr> <tr> <td>\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>NIST SP 800-101<\/td> <td>\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3002\u8a3c\u62e0\u4fdd\u5168\u3084\u89e3\u6790\u624b\u9806\u3092\u5b9a\u3081\u308b\u6587\u66f8\u3002<\/td> <\/tr> <tr> <td>\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>CISSP<\/td> <td>\u56fd\u969b\u7684\u306b\u8a8d\u77e5\u3055\u308c\u305f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8cc7\u683c\u3002\u7ba1\u7406\u7684\u30fb\u6280\u8853\u7684\u5074\u9762\u3092\u7db2\u7f85\u3002<\/td> <\/tr> <tr> <td>\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>EnCE<\/td> <td>EnCase Certified Examiner\u3002\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30c4\u30fc\u30eb\u300cEnCase\u300d\u306e\u8a8d\u5b9a\u8cc7\u683c\u3002<\/td> <\/tr> <tr> <td>\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>IoT \u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af<\/td> <td>IoT \u30c7\u30d0\u30a4\u30b9\u306e\u30c7\u30fc\u30bf\u3092\u5bfe\u8c61\u3068\u3057\u305f\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u89e3\u6790\u624b\u6cd5\u3002<\/td> <\/tr> <tr> <td>\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>\u91cf\u5b50\u8010\u6027\u6697\u53f7<\/td> <td>\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3067\u3082\u89e3\u8aad\u56f0\u96e3\u306a\u6697\u53f7\u6280\u8853\u3002<\/td> <\/tr> <tr> <td>\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9<\/td> <td>AI Act<\/td> <td>EU \u306b\u304a\u3051\u308b AI \u5229\u7528\u898f\u5236\u6cd5\u6848\u3002\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5f71\u97ff\u3092\u542b\u3081\u691c\u8a0e\u304c\u5fc5\u8981\u3002<\/td> <\/tr> <\/tbody> <\/table> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u6280\u8853\u62c5\u5f53\u8005\u306f\u3001\u672c\u30de\u30c8\u30ea\u30af\u30b9\u306b\u8a18\u8f09\u3055\u308c\u305f\u7528\u8a9e\u3092\u8aac\u660e\u3057\u3001\u793e\u5185\u8cc7\u6599\u4f5c\u6210\u6642\u306b\u7528\u8a9e\u306e\u5b9a\u7fa9\u306b\u8aa4\u89e3\u304c\u751f\u3058\u306a\u3044\u3088\u3046\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- Perspective --> <div style=\"border:1pt solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:1em;\"> <p>\u3010Perspective\u3011<br> \u6280\u8853\u8005\u81ea\u8eab\u306f\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u672c\u7ae0\u306e\u7528\u8a9e\u3092\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3057\u3001\u65b0\u305f\u306a\u30ad\u30fc\u30ef\u30fc\u30c9\u304c\u767b\u5834\u3057\u305f\u969b\u306b\u30de\u30c8\u30ea\u30af\u30b9\u306b\u8ffd\u52a0\u3067\u304d\u308b\u3088\u3046\u6e96\u5099\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <\/div> <!-- 20\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:20pt;\"><\/div> <!-- \u6700\u7d42\u304a\u77e5\u3089\u305b --> <div> <strong><span style=\"text-decoration: underline;\">\u5fa1\u793e\u306e\u6210\u9577\u30b9\u30c6\u30fc\u30b8\u3068\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306b\u5408\u308f\u305b\u305f\u7d4c\u55b6\u8a08\u753b<\/span><\/strong>\u3092\u63cf\u304f\u3053\u3068\u304c\u3001\u6210\u529f\u306e\u9375\u3068\u306a\u308a\u307e\u3059\u3001\u5c0e\u5165\u524d\u30fb\u5c0e\u5165\u904e\u7a0b\u3067\u5fc3\u914d\u3084\u78ba\u8a8d\u3057\u305f\u3044\u5834\u5408\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30fb\u4fdd\u5b88\u306e\u5207\u308a\u66ff\u3048\u7b49\u306e\u3054\u76f8\u8ac7\u306a\u3069\u3082\u542b\u3081\u3066<span style=\"text-decoration: underline;\"><strong>\u5f53\u793e\u306b\u3054\u76f8\u8ac7\u3092\u9802\u3051\u308c\u3070\u3042\u3089\u3086\u308b\u30b5\u30dd\u30fc\u30c8\u3092\u627f\u308a\u307e\u3059<\/strong><\/span>\u3002 <\/div> <!-- 50\u30dd\u30a4\u30f3\u30c8 \u30b9\u30da\u30fc\u30b9 --> <div style=\"height:50pt;\"><\/div>\r\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-138bc34 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"138bc34\" data-element_type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4b800675\" data-id=\"4b800675\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7c9a2716 elementor-widget elementor-widget-text-editor\" data-id=\"7c9a2716\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<style>h1.dai {    display: inline-block;    font-weight: bold;    border-left: solid 5px #38b3f2;    border-bottom: solid 1px #38b3f2;    margin-top: 25px; \/* \u4e0a\u306e\u7a7a\u767d\u30922\u500d *\/    margin-bottom: 5px;    padding: 5px 5px 5px 5px;    font-size: 18px; \/* \u6587\u5b57\u306e\u5927\u304d\u3055\u309218px\u306b\u8a2d\u5b9a *\/}h2.fukudai {    display: inline-block;    font-weight: bold;    border-left: solid 5px #38b3f2;    border-bottom: solid 1px #38b3f2;    margin-top: 25px; \/* \u4e0a\u306e\u7a7a\u767d\u30922\u500d *\/    margin-bottom: 5px;    padding: 5px 5px 5px 5px;    font-size: 18px; \/* \u6587\u5b57\u306e\u5927\u304d\u3055\u309218px\u306b\u8a2d\u5b9a *\/}.fukudai {    display: inline-block;    font-weight: bold;    border-left: solid 5px #38b3f2;    border-bottom: solid 1px #38b3f2;    margin: 0 auto 50px;    padding: 5px 5px 5px 5px;    font-size: 18px; \/* \u6587\u5b57\u306e\u5927\u304d\u3055\u309218px\u306b\u8a2d\u5b9a *\/}.fukudai {    display: inline-block;    font-weight: bold;    border-left: solid 5px #38b3f2;    border-bottom: solid 1px #38b3f2;    margin: 0 auto 50px;    padding: 5px 5px 5px 5px;    font-size: 18px; \/* \u6587\u5b57\u306e\u5927\u304d\u3055\u309218px\u306b\u8a2d\u5b9a *\/}<\/style><h2 class='fukudai'>\u306f\u3058\u3081\u306b<\/h2><br><p> \u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u306e\u9b45\u529b\u3068\u91cd\u8981\u6027\u3092\u63a2\u308b   \u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u306f\u3001\u60c5\u5831\u3092\u96a0\u3059\u6280\u8853\u3068\u3057\u3066\u53e4\u304f\u304b\u3089\u5b58\u5728\u3057\u3001\u73fe\u4ee3\u306b\u304a\u3044\u3066\u3082\u305d\u306e\u91cd\u8981\u6027\u304c\u5897\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u624b\u6cd5\u306f\u3001\u753b\u50cf\u3084\u97f3\u58f0\u306a\u3069\u306e\u30e1\u30c7\u30a3\u30a2\u306b\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u57cb\u3081\u8fbc\u3080\u3053\u3068\u3067\u3001\u7b2c\u4e09\u8005\u306b\u6c17\u3065\u304b\u308c\u305a\u306b\u60c5\u5831\u3092\u4f1d\u9054\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002\u7279\u306b\u3001\u30c7\u30b8\u30bf\u30eb\u5316\u304c\u9032\u3080\u73fe\u4ee3\u793e\u4f1a\u3067\u306f\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3084\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u89b3\u70b9\u304b\u3089\u3082\u6ce8\u76ee\u3055\u308c\u3066\u3044\u307e\u3059\u3002  \u4f01\u696d\u306b\u304a\u3044\u3066\u306f\u3001\u7af6\u4e89\u512a\u4f4d\u6027\u3092\u4fdd\u3064\u305f\u3081\u306b\u60c5\u5831\u6f0f\u6d29\u3092\u9632\u3050\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u6a5f\u5bc6\u60c5\u5831\u3092\u5b89\u5168\u306b\u4fdd\u8b77\u3057\u3001\u5fc5\u8981\u306a\u6642\u306b\u306e\u307f\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002\u307e\u305f\u3001\u30c7\u30b8\u30bf\u30eb\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u4e2d\u306b\u57cb\u3081\u8fbc\u307e\u308c\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u89e3\u6790\u3059\u308b\u6280\u8853\u3082\u9032\u5316\u3057\u3066\u304a\u308a\u3001\u3053\u308c\u306b\u3088\u308a\u6f5c\u5728\u7684\u306a\u30ea\u30b9\u30af\u3092\u628a\u63e1\u3057\u3001\u5bfe\u7b56\u3092\u8b1b\u3058\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002  \u672c\u8a18\u4e8b\u3067\u306f\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u306e\u57fa\u672c\u7684\u306a\u6982\u5ff5\u304b\u3089\u5b9f\u969b\u306e\u89e3\u6790\u624b\u6cd5\u307e\u3067\u3092\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3001\u3069\u306e\u3088\u3046\u306b\u3057\u3066\u96a0\u3055\u308c\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u66b4\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u304b\u3092\u63a2\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u8aad\u8005\u306e\u7686\u69d8\u304c\u3053\u306e\u6280\u8853\u306e\u7406\u89e3\u3092\u6df1\u3081\u3001\u5b9f\u52d9\u306b\u5f79\u7acb\u3066\u308b\u4e00\u52a9\u3068\u306a\u308b\u3053\u3068\u3092\u76ee\u6307\u3057\u307e\u3059\u3002<\/p><br><br><h2 class='fukudai'>\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u306e\u57fa\u672c\u6982\u5ff5\u3068\u6b74\u53f2<\/h2><br><p>\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u306f\u3001\u60c5\u5831\u3092\u96a0\u3059\u6280\u8853\u3067\u3042\u308a\u3001\u305d\u306e\u6b74\u53f2\u306f\u53e4\u4ee3\u306b\u3055\u304b\u306e\u307c\u308a\u307e\u3059\u3002\u8a00\u8449\u81ea\u4f53\u306f\u30ae\u30ea\u30b7\u30e3\u8a9e\u306b\u7531\u6765\u3057\u3001\u300c\u96a0\u3055\u308c\u305f\u66f8\u304d\u65b9\u300d\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u53e4\u4ee3\u306e\u6587\u732e\u3067\u306f\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u96a0\u3059\u305f\u3081\u306b\u69d8\u3005\u306a\u624b\u6cd5\u304c\u7528\u3044\u3089\u308c\u307e\u3057\u305f\u3002\u4f8b\u3048\u3070\u3001\u53e4\u4ee3\u30ae\u30ea\u30b7\u30e3\u306e\u30b9\u30d1\u30eb\u30bf\u3067\u306f\u3001\u76ae\u819a\u306b\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u66f8\u304d\u3001\u305d\u306e\u4e0a\u306b\u5225\u306e\u76ae\u3092\u88ab\u305b\u308b\u3053\u3068\u3067\u60c5\u5831\u3092\u96a0\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u306e\u3088\u3046\u306a\u624b\u6cd5\u306f\u3001\u7279\u306b\u6226\u4e89\u3084\u653f\u6cbb\u7684\u306a\u9670\u8b00\u306e\u5834\u9762\u3067\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3057\u305f\u3002 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class='fukudai'>\u753b\u50cf\u306b\u304a\u3051\u308b\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u306e\u624b\u6cd5\u3068\u6280\u8853<\/h2><br><p>\u753b\u50cf\u306b\u304a\u3051\u308b\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u306f\u3001\u60c5\u5831\u3092\u96a0\u3059\u305f\u3081\u306e\u6700\u3082\u4e00\u822c\u7684\u306a\u624b\u6cd5\u306e\u4e00\u3064\u3067\u3059\u3002\u3053\u306e\u6280\u8853\u3067\u306f\u3001\u753b\u50cf\u306e\u30d4\u30af\u30bb\u30eb\u3092\u5fae\u7d30\u306b\u5909\u66f4\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u8996\u899a\u7684\u306b\u306f\u307b\u3068\u3093\u3069\u8a8d\u8b58\u3067\u304d\u306a\u3044\u5f62\u3067\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u57cb\u3081\u8fbc\u3080\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u5404\u30d4\u30af\u30bb\u30eb\u306e\u8272\u306e\u5024\u3092\u308f\u305a\u304b\u306b\u8abf\u6574\u3059\u308b\u3053\u3068\u3067\u3001\u4f8b\u3048\u3070\u8d64\u3001\u7dd1\u3001\u9752\uff08RGB\uff09\u306e\u5404\u6210\u5206\u306e\u6700\u4e0b\u4f4d\u30d3\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u60c5\u5831\u3092\u96a0\u3059\u65b9\u6cd5\u304c\u3088\u304f\u7528\u3044\u3089\u308c\u307e\u3059\u3002\u3053\u306e\u624b\u6cd5\u306f\u300cLSB\uff08Least Significant Bit\uff09\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u300d\u3068\u547c\u3070\u308c\u3001\u975e\u5e38\u306b\u30b7\u30f3\u30d7\u30eb\u304b\u3064\u52b9\u679c\u7684\u3067\u3059\u3002  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class='fukudai'>\u97f3\u58f0\u30c7\u30fc\u30bf\u306b\u96a0\u3055\u308c\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u89e3\u6790\u65b9\u6cd5<\/h2><br><p>\u97f3\u58f0\u30c7\u30fc\u30bf\u306b\u304a\u3051\u308b\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u30fc\u306f\u3001\u60c5\u5831\u3092\u96a0\u3059\u305f\u3081\u306e\u8208\u5473\u6df1\u3044\u624b\u6cd5\u306e\u4e00\u3064\u3067\u3059\u3002\u3053\u306e\u6280\u8853\u3067\u306f\u3001\u97f3\u58f0\u4fe1\u53f7\u306e\u7279\u6027\u3092\u5229\u7528\u3057\u3066\u3001\u8074\u899a\u7684\u306b\u306f\u8a8d\u8b58\u3067\u304d\u306a\u3044\u5f62\u3067\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u57cb\u3081\u8fbc\u3080\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002\u4e00\u822c\u7684\u306a\u624b\u6cd5\u306e\u4e00\u3064\u306b\u300cLPC\uff08\u7dda\u5f62\u4e88\u6e2c\u7b26\u53f7\u5316\uff09\u300d\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u65b9\u6cd5\u3067\u306f\u3001\u97f3\u58f0\u306e\u6ce2\u5f62\u3092\u4e88\u6e2c\u3057\u3001\u305d\u306e\u4e88\u6e2c\u8aa4\u5dee\u306b\u60c5\u5831\u3092\u57cb\u3081\u8fbc\u3080\u3053\u3068\u3067\u3001\u5143\u306e\u97f3\u58f0\u306b\u307b\u3068\u3093\u3069\u5f71\u97ff\u3092\u4e0e\u3048\u305a\u306b\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u96a0\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 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