{"id":700,"date":"2014-09-24T07:15:52","date_gmt":"2014-09-23T22:15:52","guid":{"rendered":"http:\/\/www.nil.co.jp\/Japanese\/blog\/?p=700"},"modified":"2016-04-20T13:02:07","modified_gmt":"2016-04-20T04:02:07","slug":"kaos-48-%e3%83%aa%e3%82%b9%e3%82%af%e7%ae%a1%e7%90%86-3-2-2-1","status":"publish","type":"post","link":"https:\/\/www.nil.co.jp\/Japanese\/blog\/?p=700","title":{"rendered":"KAOS (48) \u30ea\u30b9\u30af\u7ba1\u7406  (3.2.2-1)"},"content":{"rendered":"<div class=\"page\" title=\"Page 2\">\n<div class=\"layoutArea\">\n<div class=\"column\" style=\"text-align: justify;\">\n<blockquote>\n<p style=\"text-align: justify;\"><em>\u79c1\u306b\u306f\uff0c\u6b21\u306e\u3053\u3068\u304c\u660e\u3089\u304b\u3067\u3042\u308b\uff0e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\uff0c\u6280\u8853\u306b\u3088\u3063\u3066\u89e3\u6c7a\u53ef\u80fd\u306a\u554f\u984c\u3067\u306f\u306a\u3044\uff0e<span style=\"text-decoration: underline;\">\u78ba\u304b\u306b\u89e3\u6c7a\u7b56\u306f\uff0c\u6280\u8853\u7684\u306a\u8981\u7d20\u3092\u542b\u3080\uff0e\u3057\u304b\u3057\uff0c\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u3044\u3046\u306e\u306f\uff0c\u57fa\u672c\u7684\u306b\uff0c\u4eba\u9593\u306e\u554f\u984c\u3067\u3042\u308b<\/span> [ref] Schneier B., Secrets &amp; Lies, John Wiley &amp; Sons, 2000.[\/ref]<\/em><\/p>\n<\/blockquote>\n<\/div>\n<\/div>\n<\/div>\n<p style=\"text-align: justify;\">\u30ea\u30b9\u30af\u7ba1\u7406\u306f\uff0c\u6b21\u306e3\u3064\u304b\u3089\u306a\u308b\uff1a\u30ea\u30b9\u30af\u306e\u8b58\u5225\uff0c\u30ea\u30b9\u30af\u8a55\u5b9a\uff0c\u30ea\u30b9\u30af\u5236\u5fa1<\/p>\n<p style=\"text-align: justify;\">\u6700\u521d\u306f\uff0c\u30ea\u30b9\u30af\u306e\u8b58\u5225\u304b\u3089\uff0e\u5373\u3061\uff0c\u5982\u4f55\u306b\u30ea\u30b9\u30af\u3092\u898b\u3064\u3051\u308b\u304b\u3067\u3042\u308b\uff0e<\/p>\n<p style=\"text-align: justify;\"><strong>\u30ea\u30b9\u30af\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/strong><\/p>\n<p style=\"text-align: justify;\">\u3044\u3064\u3067\u3082\u51fa\u3066\u304f\u308b\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3067\u3042\u308b\uff0e\u4ee5\u524d\u306b\u898b\u305f\u8981\u6c42\u306e\u30ab\u30c6\u30b4\u30ea\uff08<a title=\"KAOS (12) \u8981\u6c42\u306e\u30ab\u30c6\u30b4\u30ea\uff1a\u6a5f\u80fd (1.1.5-1)\" href=\"http:\/\/www.nil.co.jp\/Japanese\/blog\/?p=332\">12\u56de<\/a>\uff0c<a title=\"KAOS (13) \u8981\u6c42\u306e\u30ab\u30c6\u30b4\u30ea\uff1a\u975e\u6a5f\u80fd (1.1.5-2)\" href=\"http:\/\/www.nil.co.jp\/Japanese\/blog\/?p=337\">13\u56de<\/a>\uff0c<a title=\"KAOS (14) \u8981\u6c42\u306e\u30ab\u30c6\u30b4\u30ea\uff1a\u54c1\u8cea\u8981\u6c42 (1.1.5-3)\" href=\"http:\/\/www.nil.co.jp\/Japanese\/blog\/?p=344\">14\u56de<\/a>\uff0c<a title=\"KAOS (15) \u8981\u6c42\u306e\u30ab\u30c6\u30b4\u30ea\uff1a\u54c1\u8cea\u8981\u6c42 (1.1.5-4)\" href=\"http:\/\/www.nil.co.jp\/Japanese\/blog\/?p=357\">15\u56de<\/a>\uff09\u3092\uff0c\u3053\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u306e\u5143\u3068\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3068\u3057\u3066\u3044\u308b\uff0e<\/p>\n<p style=\"text-align: justify;\">\u5168\u4f53\u306f\uff0c\u4f5c\u308b\u3079\u304d\u88fd\u54c1\u306b\u95a2\u3059\u308b\u30ea\u30b9\u30af\u3068\u30d7\u30ed\u30bb\u30b9\uff08\u6b63\u78ba\u306b\u306f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\uff09\u306b\u95a2\u3059\u308b\u30ea\u30b9\u30af\u306b\u5206\u304b\u308c\u308b\uff0e<\/p>\n<p style=\"text-align: justify;\">&#8211; \u88fd\u54c1\u306b\u95a2\u3059\u308b\u30ea\u30b9\u30af<\/p>\n<p style=\"text-align: justify;\">\u4f8b\u3068\u3057\u3066\u306f\uff0c\u6b21\u304c\u3042\u308b\uff0e<\/p>\n<ul style=\"text-align: justify;\">\n<li>\u6a5f\u80fd\u306e\u30e2\u30ec\uff0c\u4e0d\u5b8c\u5168<\/li>\n<li>\u88fd\u54c1\u304c\u52d5\u4f5c\u3059\u308b\u74b0\u5883\u306b\u5bfe\u3059\u308b\u8aa4\u3063\u305f\u524d\u63d0<\/li>\n<li>\u30cf\u30b6\u30fc\u30c9\u30fb\u8105\u5a01<\/li>\n<li>\u91cd\u8981\u306a\u88fd\u54c1\u7279\u6027\u306b\u304a\u3051\u308b\u4fe1\u983c\u6027\u306e\u30ae\u30e3\u30c3\u30d7<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">&#8211; \u30d7\u30ed\u30bb\u30b9\u306b\u95a2\u3059\u308b\u30ea\u30b9\u30af<\/p>\n<p style=\"text-align: justify;\">\u4f8b\u3068\u3057\u3066\u306f\uff0c\u6b21\u304c\u3042\u308b\uff0e<\/p>\n<ul style=\"text-align: justify;\">\n<li>\u8981\u6c42\u306e\u5909\u5316<\/li>\n<li>\u4eba\u54e1\u4e0d\u8db3<\/li>\n<li>\u975e\u73fe\u5b9f\u7684\u306a\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3068\u4e88\u7b97<\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><strong>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u8b58\u5225<\/strong><\/p>\n<p style=\"text-align: justify;\">\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\uff08\u3082\u3061\u308d\u3093\u8a2d\u8a08\u30ec\u30d9\u30eb\u3067\u306f\u306a\u3044\uff0e\u8981\u6c42\u306e\u4e2d\u306b\u3042\u308b\u69cb\u6210\u8981\u7d20\u306e\u3053\u3068\uff09\u3092\u8003\u3048\u3066\uff0c\u305d\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u30ea\u30b9\u30af\u3092\u8003\u3048\u308b\uff0e\u3042\u3068\u3067\uff0c\u5408\u7b97\u3059\u308b\u3068\u3044\u3046\u8003\u3048\u65b9\u3067\u3042\u308b\uff0e<\/p>\n<p style=\"text-align: justify;\"><strong>\u30ea\u30b9\u30af\u30c4\u30ea\u30fc<\/strong><\/p>\n<p style=\"text-align: justify;\">\u4fe1\u983c\u6027\u306e\u8b70\u8ad6\u306b\u306f\uff0c\u6545\u969c\u6728\uff08fault trees\uff09\u3068\u3044\u3046\u8003\u3048\u65b9\u304c\u3042\u308b\uff08FTA\uff0cFault Tree Analysis \u306b\u4ee3\u8868\u3055\u308c\u308b\uff09\uff0e\u6545\u969c\u6728\u306f\uff0c\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u69cb\u9020\u3092\u53cd\u6620\u3057\u3066\u3044\u308b\uff0e<\/p>\n<p style=\"text-align: justify;\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u306f\uff0c\u8105\u5a01\u6728 (attack tree)\u30fb\u653b\u6483\u6728 (threat tree) \u3068\u3044\u3046\u8003\u3048\u65b9\u304c\u3042\u308b\uff0e\u6700\u8fd1\u306f\uff0c\u653b\u6483\u6728\u3068\u3044\u3046\u3044\u3044\u65b9\u304c\u4e00\u822c\u7684\u304b[ref]\u00a0\u8105\u5a01\u3068\u653b\u6483\u306f\uff0c\u3082\u3061\u308d\u3093\u6982\u5ff5\u3068\u3057\u3066\u7570\u306a\u308b\uff0e\u8105\u5a01\u306f\uff0c\u300c\u671b\u307e\u306a\u3044\u4e8b\u614b\u306e\u6f5c\u5728\u7684\u306a\u539f\u56e0\u300d\uff08ISO\/IEC 27000\uff09\u3067\u3042\u308b\uff0e\u5b9a\u7fa9\u306b\u306a\u3063\u3066\u3044\u306a\u3044\u6c17\u3082\u3059\u308b\u304c\uff0c\u5b89\u5168\u6027\u3067\u3044\u3048\u3070\uff0c\u5371\u5bb3\u306b\u5bfe\u3059\u308b\u30cf\u30b6\u30fc\u30c9\uff08\u5371\u967a\u6e90\uff09\u306b\u76f8\u5f53\u3059\u308b\uff0e\u653b\u6483\u306f\u5b9f\u969b\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u5bfe\u3059\u308b\u4fb5\u5bb3\u3092\u6307\u3059\u304c\uff08\u300c\u30a2\u30bb\u30c3\u30c8\u306b\u5bfe\u3057\uff0c\u7834\u58ca\u30fb\u3055\u3089\u3059\u30fb\u5909\u66f4\u30fb\u4f7f\u7528\u4e0d\u53ef\u30fb\u76d7\u3080\u30fb\u5f97\u308b\u3068\u3044\u3046\u8a31\u53ef\u3055\u308c\u3066\u3044\u306a\u3044\u30a2\u30af\u30bb\u30b9\u3092\u884c\u3046\uff0c\u6216\u3044\u306f\u5229\u7528\u3059\u308b\u3053\u3068\u300d(ISO\/IEC 27000\uff09\uff0c\u8003\u3048\u308b\u3068\u304d\u306b\u306f\uff0c\u305d\u3046\u3044\u3046\u653b\u6483\u304c\u3042\u3063\u305f\u3089\uff0c\u3068\u8003\u3048\u308b\u3053\u3068\u3067\u8105\u5a01\u306e\u591a\u304f\u3092\u8b58\u5225\u53ef\u80fd\u3067\u3042\u308b\uff08\u6b8b\u308a\u306f\uff0c\u3064\u3044\u9593\u9055\u3048\u305f\u3068\u3044\u3046\u30d1\u30bf\u30fc\u30f3\u3067\u3042\u308b\uff09[\/ref]\uff0e<\/p>\n<p style=\"text-align: justify;\">\u5192\u982d\u306e\u5f15\u7528\u6587\u3092\u542b\u3080\u66f8\u7c4d\u304b\u3089\uff0c\u653b\u6483\u6728\u306e\u4f8b\u3092\u793a\u3059\uff0e<\/p>\n<div id=\"attachment_706\" style=\"width: 507px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.nil.co.jp\/Japanese\/blog\/wp-content\/uploads\/2014\/09\/attack-tree.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-706\" class=\"wp-image-706 size-full\" src=\"http:\/\/www.nil.co.jp\/Japanese\/blog\/wp-content\/uploads\/2014\/09\/attack-tree.png\" alt=\"attack tree\" width=\"497\" height=\"348\" \/><\/a><p id=\"caption-attachment-706\" class=\"wp-caption-text\">\u653b\u6483\u6728\uff08\u30a2\u30bf\u30c3\u30af\u30c4\u30ea\u30fc\uff09<\/p><\/div>\n<p style=\"text-align: justify;\">\u3053\u308c\u306f\uff0c\u60c5\u5831\u7a7a\u9593\u3067\u306f\u306a\u304f\uff0c\u7269\u7406\u7a7a\u9593\u306e\u4f8b\u3067\u3042\u308a\uff0c\u66f8\u7c4d\u306e\u4e2d\u3067\u8aac\u660e\u7528\u3068\u3057\u3066\u6700\u521d\u306b\u63d0\u793a\u3055\u308c\u3066\u3044\u308b\u3082\u306e\u3067\u3042\u308b\uff0e\u57fa\u672c\u7684\u306b\u306f\uff0c\u4e0b\u4f4d\u306eOR\u7d50\u5408\u306b\u3088\u3063\u3066\u4e0a\u4f4d\u304c\u69cb\u6210\u3055\u308c\u308b\uff0eAND\u7d50\u5408\u306e\u5834\u5408\u306f\uff0c\u660e\u793a\u7684\u306b\u793a\u3059\uff08\u300c\u7acb\u3061\u805e\u304d\u3059\u308b\u300d\u3092\u53c2\u7167\uff09\uff0e\u3053\u306e\u57fa\u672c\u5f62\u3092\u7528\u3044\u3066\uff0c\u5bb9\u6613\u3055\uff0c\u8cbb\u7528\u3068\u3044\u3063\u305f\u69d8\u3005\u306a\u5074\u9762\u304b\u3089\uff0c\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u3064\u3044\u3066\u89e3\u6790\u3059\u308b\uff0e<\/p>\n<p style=\"text-align: justify;\"><strong>\u8981\u6c42\u3092\u5f15\u304d\u51fa\u3059\u6280\u8853\u306e\u5229\u7528<\/strong><\/p>\n<p style=\"text-align: justify;\">\u7b2c2\u7ae0\u3067\u306f\uff0c\u8981\u6c42\u3092\u5f15\u304d\u51fa\u3059\u305f\u3081\u306e\u6280\u8853\u3092\u898b\u305f\uff0e\u3053\u308c\u306f\uff0c\u3044\u308f\u3070\u300c\u6b63\u300d\u306e\u8981\u6c42\u3092\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u76ee\u7684\u3067\u3042\u3063\u305f\uff0e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3067\u4e91\u3046\u57fa\u672c\u7cfb\u5217\u306b\u76f8\u5f53\u3059\u308b\u3088\u3046\u306a\uff0c\u300c\u301c\u3067\u304d\u308b\u3053\u3068\u300d\u3067\u793a\u3055\u308c\u308b\u3082\u306e\u3067\u3042\u308b\uff0e<\/p>\n<p style=\"text-align: justify;\">\u30b7\u30ca\u30ea\u30aa\u306e\u305d\u308c\u305e\u308c\u306e\u5834\u6240\u3067\uff0c\u300c\u3082\u3057\u301c\u3060\u3063\u305f\u3089\uff08what if\uff09\u300d\u3092\u8003\u3048\u308b[ref]what-if \u30ec\u30d3\u30e5\u30fc\u6280\u8853\u3068\u3044\u3046\u306e\u306f\uff0c\u5316\u5b66\u30d7\u30e9\u30f3\u30c8\u306a\u3069\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u306e\u4e16\u754c\u3067\uff0cHAZOP\u306a\u3069\u3068\u3068\u3082\u306b\u767a\u9054\u3057\u3066\u304d\u305f\uff0e\u30d6\u30ec\u30a4\u30f3\u30b9\u30c8\u30fc\u30df\u30f3\u30b0\u306e\u9006\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u3082\u3044\u3048\u3066\uff0c\u4f53\u7cfb\u7acb\u3063\u3066\u3044\u308b\u5206\u3051\u3067\u306f\u306a\u3044\uff0e\u305d\u306e\u5206\uff0c\u601d\u3044\u3082\u639b\u3051\u306a\u3044\u30cf\u30b6\u30fc\u30c9\u3092\u898b\u3064\u3051\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\uff0e\u5b9f\u65bd\u306b\u5f53\u305f\u3063\u3066\uff0c\u305d\u306e\u5206\u91ce\u3067\u306e\u7d4c\u9a13\u304c\u5fc5\u8981\u306a\u306e\u306f\u4e91\u3046\u307e\u3067\u3082\u306a\u3044[\/ref]\uff0e\u8981\u6c42\u306e\u30cd\u30ac\u30c6\u30a3\u30d6\u306a\u5074\u9762\u306f\uff0c\u3053\u306e\u65b9\u6cd5\u306b\u3088\u3063\u3066\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u308b\uff0e<\/p>\n<p style=\"text-align: justify;\">\u307e\u305f\uff0c\u3053\u306e\u307b\u304b\u524d\u7ae0\u3067\u3067\u3066\u304d\u305f\u6280\u8853\u3067\u3042\u308b\u300c\u77e5\u8b58\u306e\u518d\u5229\u7528\u300d\u3084\u300c\u30b0\u30eb\u30fc\u30d7\u30bb\u30c3\u30b7\u30e7\u30f3\u300d\u3082\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\uff0e<\/p>\n<p style=\"text-align: right;\"><em>\u00a0(nil)<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u79c1\u306b\u306f\uff0c\u6b21\u306e\u3053\u3068\u304c\u660e\u3089\u304b\u3067\u3042\u308b\uff0e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\uff0c\u6280\u8853\u306b\u3088\u3063\u3066\u89e3\u6c7a\u53ef\u80fd\u306a\u554f\u984c\u3067\u306f\u306a\u3044\uff0e\u78ba\u304b\u306b\u89e3\u6c7a\u7b56\u306f\uff0c\u6280\u8853\u7684\u306a\u8981\u7d20\u3092\u542b\u3080\uff0e\u3057\u304b\u3057\uff0c\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u3044\u3046\u306e\u306f\uff0c\u57fa\u672c\u7684\u306b\uff0c\u4eba\u9593\u306e\u554f\u984c\u3067\u3042\u308b [ref] Schneier B., S [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48,21,20,44,49,31,10],"tags":[51,53,50,52,54],"class_list":["post-700","post","type-post","status-publish","format-standard","hentry","category-isoiec-27000","category-kaos","category-security","category-44","category-threat","category-requirements","category-re","tag-attack-tree","tag-threat-tree","tag-what-if","tag-52","tag-54"],"_links":{"self":[{"href":"https:\/\/www.nil.co.jp\/Japanese\/blog\/index.php?rest_route=\/wp\/v2\/posts\/700","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nil.co.jp\/Japanese\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nil.co.jp\/Japanese\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nil.co.jp\/Japanese\/blog\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nil.co.jp\/Japanese\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=700"}],"version-history":[{"count":11,"href":"https:\/\/www.nil.co.jp\/Japanese\/blog\/index.php?rest_route=\/wp\/v2\/posts\/700\/revisions"}],"predecessor-version":[{"id":1367,"href":"https:\/\/www.nil.co.jp\/Japanese\/blog\/index.php?rest_route=\/wp\/v2\/posts\/700\/revisions\/1367"}],"wp:attachment":[{"href":"https:\/\/www.nil.co.jp\/Japanese\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=700"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nil.co.jp\/Japanese\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=700"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nil.co.jp\/Japanese\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=700"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}