{"id":319121,"date":"2024-04-29T19:00:08","date_gmt":"2024-04-30T02:00:08","guid":{"rendered":"https:\/\/www.paloaltonetworks.com\/blog\/?p=319121"},"modified":"2024-04-30T19:38:18","modified_gmt":"2024-05-01T02:38:18","slug":"bring-mttd-and-mttr-closer-to-zero","status":"publish","type":"post","link":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/2024\/04\/bring-mttd-and-mttr-closer-to-zero\/?lang=ja","title":{"rendered":"\u5206\u6790\u30fb\u691c\u77e5\u7d50\u679c\u306e\u60c5\u5831\u7c92\u5ea6\u306b\u3088\u308a\u5927\u304d\u304f\u5909\u308f\u308b\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5bfe\u5fdc\u6642\u9593"},"content":{"rendered":"<h2><a id=\"post-319121-_bi4nbemaxyi2\"><\/a>\u306f\u3058\u3081\u306b<\/h2>\n<p>\u3053\u3093\u306b\u3061\u306f\u3002SE\u30d0\u30fc\u30c1\u30e3\u30eb\u30c1\u30fc\u30e0\u306e\u4eca\u6708\u306e\u8105\u5a01\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9\u30d6\u30ed\u30b0\u3092\u62c5\u5f53\u3059\u308b\u91d1\u4f4f \u5eb8\u793a\u3067\u3059\u3002\u666e\u6bb5\u306f\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u4e8b\u696d\u672c\u90e8\u3067\u3001\u696d\u754c\u554f\u308f\u305a\u69d8\u3005\u306a\u304a\u5ba2\u69d8\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8ab2\u984c\u306e\u89e3\u6c7a\u3092\u304a\u624b\u4f1d\u3044\u3059\u308bSE\u3068\u3057\u3066\u3001\u65e5\u3005\u88fd\u54c1\u306e\u5c0e\u5165\u30e1\u30ea\u30c3\u30c8\u3084\u904b\u7528\u306e\u6539\u5584\u65b9\u6cd5\u306a\u3069\u3092\u304a\u5ba2\u69d8\u76ee\u7dda\u3067\u4e00\u7dd2\u306b\u8003\u3048\u308b\u6d3b\u52d5\u3092\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3068\u3053\u308d\u3067\u3001\u6700\u8fd1\u3067\u306f\u30b3\u30ed\u30ca\u798d\u3082\u591a\u5c11\u843d\u3061\u7740\u304d\u3001\u304a\u5ba2\u69d8\u306e\u30aa\u30d5\u30a3\u30b9\u306b\u4f3a\u3046\u6a5f\u4f1a\u3082\u5897\u3048\u3001\u90fd\u5185\u3092\u96fb\u8eca\u3067\u79fb\u52d5\u3059\u308b\u305f\u3081\u306b\u3055\u307e\u3056\u307e\u306a\u516c\u5171\u4ea4\u901a\u6a5f\u95a2\u3092\u4e57\u308a\u7d99\u3050\u6a5f\u4f1a\u304c\u591a\u304f\u306a\u3063\u3066\u304d\u307e\u3057\u305f\u3002\u3053\u308c\u3092\u3044\u3046\u3068\u5e74\u9f62\u304c\u30d0\u30ec\u305d\u3046\u3067\u3059\u304c\u3001\u6614\u306f\u5ba2\u5148\u8a2a\u554f\u6642\u306b\u4f7f\u3048\u308b\u3082\u306e\u304c\u5404\u793e\u306e\u51fa\u3059\u7d19\u306e\u6642\u523b\u8868\u3057\u304b\u60c5\u5831\u304c\u306a\u304f\u3001\u305d\u308c\u305e\u308c\u306e\u6642\u523b\u8868\u3092\u53c2\u7167\u3057\u3066\u306f\u4e57\u308a\u7d99\u304e\u6642\u9593\u3084\u5230\u7740\u6642\u9593\u3092\u8003\u3048\u3066\u79fb\u52d5\u3057\u3066\u3044\u305f\u3082\u306e\u3067\u3059\u3002\u305d\u308c\u304c\u4eca\u3067\u306f\u4e57\u63db\u6848\u5185\u30a2\u30d7\u30ea\u304c\u4e57\u308a\u7d99\u304e\u6642\u9593\u3082\u8003\u616e\u3057\u3066\u6700\u9069\u7d4c\u8def\u3084\u6642\u9593\u3001\u91d1\u984d\u3092\u8907\u6570\u63d0\u6848\u3057\u3066\u304f\u308c\u3066\u305d\u306e\u306a\u304b\u304b\u3089\u81ea\u5206\u306e\u6761\u4ef6\u306b\u3042\u3063\u305f\u3082\u306e\u3092\u9078\u3079\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u3053\u308c\u304c\u975e\u5e38\u306b\u4fbf\u5229\u3067\u3059\u3002\u5206\u6563\u3057\u305f\u60c5\u5831\u3092\u9023\u643a\u3055\u305b\u3066\u5224\u65ad\u306b\u5fc5\u8981\u306a\u60c5\u5831\u3092\u5229\u7528\u8005\u306b\u308f\u304b\u308a\u3084\u3059\u304f\u63d0\u4f9b\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u3069\u308c\u307b\u3069\u5224\u65ad\u52b9\u7387\u304c\u6539\u5584\u3059\u308b\u306e\u304b\u3092\u793a\u3057\u3066\u304f\u308c\u308b\u3088\u3044\u4f8b\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<p>\u3072\u308b\u304c\u3048\u3063\u3066\u3001SOC\u306e\u904b\u7528\u306b\u304a\u3044\u3066\u3082\u305d\u306e\u6700\u9069\u5316\u3092\u6e2c\u308b\u6307\u6a19\u306f\u3044\u308d\u3044\u308d\u3042\u308a\u307e\u3059\u3002\u305d\u306e1\u3064\u306bMTTD(\u5e73\u5747\u691c\u77e5\u6642\u9593)\u3001MTTR(\u5e73\u5747\u5bfe\u5fdc\u6642\u9593)\u3092\u4f7f\u3046\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6642\u9593\u3092\u77ed\u7e2e\u3059\u308b\u3053\u3068\u3067\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u3084\u88ab\u5bb3\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u305f\u3081\u3001\u30bc\u30ed\u306b\u8fd1\u3065\u3051\u308b\u3053\u3068\u3092\u76ee\u6a19\u306b\u74b0\u5883\u3092\u6574\u3048\u308b\u4f01\u696d\u3082\u5897\u3048\u3066\u304d\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u305d\u3053\u3067\u672c\u7a3f\u3067\u306f\u3001SOC\u904b\u7528\u306eMTTD\/MTTR\u3092\u53ef\u80fd\u306a\u9650\u308a\u30bc\u30ed\u306b\u8fd1\u3065\u3051\u308b\u65b9\u6cd5\u3068\u3057\u3066\u3088\u304f\u3042\u308b\u88fd\u54c1\u306e\u96c6\u7d04\u3084\u9023\u643a\u3001\u81ea\u52d5\u5316\u306b\u304f\u308f\u3048\u3001\u5fd8\u308c\u3089\u308c\u304c\u3061\u306a\u300c\u4eba\u7684\u4ecb\u5165\u306e\u5fc5\u8981\u306a\u51e6\u7406\u3092\u3044\u304b\u306b\u77ed\u7e2e\u3059\u308b\u304b\u300d\u3092\u59cb\u3081\u3068\u3057\u3066\u4ee5\u4e0b\u306e3\u70b9\u3092\u9806\u306b\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u6642\u9593\u77ed\u7e2e\u306b\u306f\u3069\u3093\u306a\u65b9\u6cd5\u304c\u3042\u308b\u304b: \u4eba\u7684\u4ecb\u5728\u3092\u5b8c\u5168\u306b\u6392\u9664\u3067\u304d\u306a\u3044\u5834\u5408\u306b\u5fd8\u308c\u304c\u3061\u306a\u8996\u70b9<\/li>\n<li>\u7b2c\u4e09\u8005\u8a55\u4fa1\u6a5f\u95a2\u306e\u7d50\u679c\u306b\u3088\u308b\u6027\u80fd\u306e\u6bd4\u8f03<\/li>\n<li>MTTD\/MTTR\u77ed\u7e2e\u306b\u5f79\u7acb\u3064\u3001\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u88fd\u54c1\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5207\u308a\u5206\u3051\u652f\u63f4\u6a5f\u80fd<\/li>\n<\/ul>\n<figure id=\"attachment_319122\" aria-describedby=\"caption-attachment-319122\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><div style=\"max-width:100%\" data-width=\"900\"><span class=\"ar-custom\" style=\"padding-bottom:53.89%;\"><img loading=\"lazy\" decoding=\"async\"  class=\"wp-image-319122 lozad\"  data-src=\"https:\/\/www.paloaltonetworks.com\/blog\/wp-content\/uploads\/2024\/04\/1-mttd-mttr1.png\" alt=\"\u56f31. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u3068\u88ab\u5bb3\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u306b\u306fMTTD\/MTTR\u3092\u30bc\u30ed\u306b\u8fd1\u3065\u3051\u308b\u306e\u304c\u65bd\u7b56\u306e1\u3064\" width=\"900\" height=\"485\" \/><\/span><\/div><figcaption id=\"caption-attachment-319122\" class=\"wp-caption-text\">\u56f31. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u3068\u88ab\u5bb3\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u306b\u306fMTTD\/MTTR\u3092\u30bc\u30ed\u306b\u8fd1\u3065\u3051\u308b\u306e\u304c\u65bd\u7b56\u306e1\u3064<\/figcaption><\/figure>\n<h2><a id=\"post-319121-_t9c068j4t1p\"><\/a>\u6642\u9593\u77ed\u7e2e\u306b\u306f\u3069\u3093\u306a\u65b9\u6cd5\u304c\u3042\u308b\u304b: \u4eba\u7684\u4ecb\u5728\u3092\u5b8c\u5168\u306b\u6392\u9664\u3067\u304d\u306a\u3044\u5834\u5408\u306b\u5fd8\u308c\u304c\u3061\u306a\u8996\u70b9<\/h2>\n<p>\u6642\u9593\u77ed\u7e2e\u306e\u65b9\u6cd5\u3068\u3057\u3066\u3001\u4eba\u306e\u4ecb\u5728\u3092\u6975\u529b\u6392\u9664\u3057\u3001\u30b5\u30a4\u30ed\u5316\u3055\u308c\u305f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u88fd\u54c1\u3092\u307e\u3068\u3081\u308b\u3068\u5171\u306b\u9023\u643a\u53ca\u3073\u81ea\u52d5\u5316\u3059\u308b\u3053\u3068\u3067\u5b9f\u73fe\u3059\u308b\u65b9\u6cd5\u3092\u691c\u8a0e\u3059\u308b\u3053\u3068\u306f\u591a\u3044\u3067\u3057\u3087\u3046\u3002\u305f\u3060\u3001\u3053\u308c\u3089\u4e00\u9023\u306e\u691c\u8a0e\u306b\u52a0\u3048\u3001\u3058\u3064\u306f\u3082\u30461\u3064\u8003\u616e\u3059\u3079\u304d\u554f\u984c\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u308c\u304c\u300c\u4eba\u7684\u4ecb\u5728\u3092\u5b8c\u5168\u306b\u6392\u9664\u3067\u304d\u306a\u3044\u5834\u5408\u306b\u3069\u3046\u3059\u308c\u3070\u305d\u306e\u6642\u9593\u3092\u77ed\u7e2e\u3067\u304d\u308b\u304b\u300d\u3067\u3059\u3002<\/p>\n<p>\u3082\u3061\u308d\u3093\u3001\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5bfe\u5fdc\u3092\u5bfe\u51e6\u307e\u3067\u5b8c\u5168\u306b\u81ea\u52d5\u5316\u304c\u3067\u304d\u308b\u5834\u5408\u306f\u3001\u9023\u643a\u30fb\u81ea\u52d5\u5316\u306e\u89b3\u70b9\u306e\u307f\u3067\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002\u305f\u3060\u6b8b\u5ff5\u306a\u304c\u3089\u3001\u307e\u3060\u4e00\u90e8\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5bfe\u5fdc\u306b\u306f\u4eba\u306e\u5224\u65ad\u304c\u5fc5\u8981\u306a\u306e\u304c\u73fe\u5b9f\u3067\u3059\u3002\u305d\u306e\u5834\u5408\u3001\u4eba\u7684\u4ecb\u5728\u306fMTTD\u3001MTTR\u9577\u671f\u5316\u306e\u6700\u5927\u8981\u56e0\u3068\u306a\u308a\u3046\u308b\u306e\u3067\u3001\u305d\u3053\u3092\u3044\u304b\u306b\u77ed\u7e2e\u3059\u308b\u304b\u3092\u8003\u3048\u308b\u5fc5\u8981\u304c\u3042\u308b\u3001\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u3064\u307e\u308a\u5148\u306e\u4e57\u308a\u63db\u3048\u6848\u5185\u306e\u4f8b\u304b\u3089\u3082\u308f\u304b\u308b\u3088\u3046\u306b\u3001\u300c\u904b\u7528\u62c5\u5f53\u8005\u304c\u77ed\u6642\u9593\u3067\u5224\u65ad\u3067\u304d\u308b\u3088\u3046\u3001\u30c8\u30ea\u30a2\u30fc\u30b8\u3084\u5bfe\u51e6\u306e\u5224\u65ad\u306e\u305f\u3081\u306b\u5fc5\u8981\u306a\u60c5\u5831\u304c\u5341\u5206\u306a\u7c92\u5ea6\u3067\u8a18\u9332\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u300d\u306f\u3001MTTD\u3001MTTR\u77ed\u7e2e\u306e\u5927\u304d\u306a\u30dd\u30a4\u30f3\u30c8\u306a\u306e\u3067\u3059\u3002\u88fd\u54c1\u306e\u691c\u77e5\u3067\u5f97\u3089\u308c\u308b\u60c5\u5831\u7c92\u5ea6\u306f\u3001\u88fd\u54c1\u9593\u3067\u306e\u9023\u643a\u3092\u3057\u3066\u3044\u306a\u3044\u5358\u4f53\u88fd\u54c1\u3082\u542b\u3081\u3066\u3001\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5bfe\u5fdc\u6642\u9593\u306e\u77ed\u7e2e\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u305f\u3068\u3048\u3070\u3001<a href=\"https:\/\/attackevals.mitre-engenuity.org\/enterprise\/turla\/\" rel=\"nofollow,noopener\" >MITRE Engenuity ATT&amp;CK Evaluation Round 5<\/a>\u306f\u3001\u9ad8\u5ea6\u306a\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u30b0\u30eb\u30fc\u30d7\u306e1\u3064\u3067\u3042\u308bTurla\u306e\u6226\u8853\u3001\u624b\u6cd5\u3001\u624b\u9806\u306b\u5bfe\u3057\u3001\u5404\u88fd\u54c1\u306e\u9632\u5fa1\u30fb\u691c\u51fa\u30fb\u5bfe\u5fdc\u80fd\u529b\u3092\u8a55\u4fa1\u3059\u308b\u30c6\u30b9\u30c8\u3067\u3059\u304c\u3001\u3053\u306e\u8a55\u4fa1\u30c6\u30b9\u30c8\u306f\u3001\u691c\u77e5\u306e\u30ec\u30d9\u30eb\u3092\u300cNONE\u300d\u304b\u3089\u300cTECHNIQUE\u300d\u307e\u3067\u306e5\u6bb5\u968e\u306b\u5206\u985e\u3057\u3001\u5bfe\u8c61\u306e\u88fd\u54c1\u304c\u3069\u306e\u30ec\u30d9\u30eb(\u3064\u307e\u308a\u60c5\u5831\u7c92\u5ea6)\u3067\u691c\u77e5\u3057\u305f\u304b\u3092\u8a55\u4fa1\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u5f53\u7136\u3001\u904b\u7528\u62c5\u5f53\u8005\u306e\u5224\u65ad\u306b\u3064\u306a\u304c\u308b\u3058\u3085\u3046\u3076\u3093\u306a\u60c5\u5831\u304c\u8a18\u9332\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u671b\u307e\u3057\u3044\u3067\u3059\u3057\u3001MTTD\u3001MTTR\u306f\u3053\u306e\u60c5\u5831\u7c92\u5ea6\u306b\u3088\u3063\u3066\u5f71\u97ff\u3092\u53d7\u3051\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_319135\" aria-describedby=\"caption-attachment-319135\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><div style=\"max-width:100%\" data-width=\"900\"><span class=\"ar-custom\" style=\"padding-bottom:55%;\"><img loading=\"lazy\" decoding=\"async\"  class=\"wp-image-319135 lozad\"  data-src=\"https:\/\/www.paloaltonetworks.com\/blog\/wp-content\/uploads\/2024\/04\/2-mitre-engenuity-attandck-evaluation-round-5.png\" alt=\"\u56f32. MITRE Engenuity ATT&amp;CK Evaluation Round 5 \u306b\u304a\u3051\u308b\u691c\u77e5\u306e\u54c1\u8cea\u3092\u8868\u30595\u3064\u306e\u30ec\u30d9\u30eb(\u60c5\u5831\u7c92\u5ea6)\" width=\"900\" height=\"495\" \/><\/span><\/div><figcaption id=\"caption-attachment-319135\" class=\"wp-caption-text\">\u56f32. MITRE Engenuity ATT&amp;CK Evaluation Round 5 \u306b\u304a\u3051\u308b\u691c\u77e5\u306e\u54c1\u8cea\u3092\u8868\u30595\u3064\u306e\u30ec\u30d9\u30eb(\u60c5\u5831\u7c92\u5ea6)<\/figcaption><\/figure>\n<h2><a id=\"post-319121-_aeiu0sok6w2p\"><\/a>\u7b2c\u4e09\u8005\u8a55\u4fa1\u6a5f\u95a2\u306e\u7d50\u679c\u306b\u3088\u308b\u6027\u80fd\u306e\u6bd4\u8f03<\/h2>\n<p>\u3067\u306f\u3001MTTD\/MTTR\u77ed\u7e2e\u306b\u3064\u306a\u304c\u308b\u9ad8\u3044\u60c5\u5831\u7c92\u5ea6\u3092\u3082\u3064\u88fd\u54c1\u3092\u9078\u3076\u306b\u306f\u3069\u3046\u3059\u308c\u3070\u3088\u3044\u3067\u3057\u3087\u3046\u304b\u3002\u305d\u308c\u306b\u306f\u3001\u4e0a\u8a18\u306b\u3042\u3052\u305fMITRE\u306e\u3088\u3046\u306a\u7b2c\u4e09\u8005\u8a55\u4fa1\u671f\u9593\u306b\u3088\u308b\u6027\u80fd\u6bd4\u8f03\u3092\u898b\u308b\u306e\u304c\u624b\u3063\u53d6\u308a\u65e9\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u4ee5\u4e0b\u306e\u56f33\u306f\u3001\u5f0a\u793e\u306eCortex\u88fd\u54c1\u3068\u4ed6\u793e\u88fd\u54c1\u3068\u3092\u6bd4\u8f03\u3057\u305f\u3082\u306e\u3067\u3001MITRE\u306e\u8a55\u4fa1\u3067\u88fd\u54c1\u3054\u3068\u306b\u3069\u306e\u30ec\u30d9\u30eb\u307e\u3067\u691c\u77e5\u30fb\u8a18\u9332\u304c\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u56f3\u304b\u3089\u306f\u3001\u691c\u77e5\u3084\u8a18\u9332\u306e\u300c\u3042\u308b\u300d\u300c\u306a\u3057\u300d\u3060\u3051\u3067\u306a\u304f\u3001\u4e0a\u8a18\u306e\u691c\u77e5\u306e\u30ec\u30d9\u30eb(\u60c5\u5831\u7c92\u5ea6)\u3068\u3044\u3046\u89b3\u70b9\u304b\u3089\u3069\u306e\u3088\u3046\u306a\u9055\u3044\u304c\u3042\u308b\u304b\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\u88fd\u54c1\u5c0e\u5165\u6642\u306b\u3053\u308c\u3089\u306e\u8a55\u4fa1\u3092\u691c\u8a0e\u3057\u3066\u304a\u3051\u3070\u3001\u305d\u306e\u5f8c\u306eSOC\u904b\u7528\u306eMTTD\u3001MTTR\u306e\u77ed\u7e2e\u306b\u5927\u304d\u304f\u8ca2\u732e\u3059\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<figure id=\"attachment_319148\" aria-describedby=\"caption-attachment-319148\" style=\"width: 696px\" class=\"wp-caption aligncenter\"><div style=\"max-width:100%\" data-width=\"696\"><span class=\"ar-custom\" style=\"padding-bottom:126.15%;\"><img loading=\"lazy\" decoding=\"async\"  class=\"wp-image-319148 lozad\"  data-src=\"https:\/\/www.paloaltonetworks.com\/blog\/wp-content\/uploads\/2024\/04\/3-mitre-engenuity-attandck-e.png\" alt=\"\u56f33. \u30d9\u30f3\u30c0\u30fc\u5225\u306b\u898b\u305f\u691c\u77e5\u30ec\u30d9\u30eb\u306e\u9055\u3044 (\u51fa\u5178: MITRE Engenuity ATT&amp;CK Evaluations)\u3002\u691c\u77e5\u300c\u3059\u308b\u300d\u300c\u3057\u306a\u3044\u300d\u3060\u3051\u3067\u306f\u8a55\u4fa1\u306f\u6c7a\u307e\u3089\u306a\u3044\u3053\u3068\u304c\u308f\u304b\u308b\" width=\"696\" height=\"878\" \/><\/span><\/div><figcaption id=\"caption-attachment-319148\" class=\"wp-caption-text\">\u56f33. \u30d9\u30f3\u30c0\u30fc\u5225\u306b\u898b\u305f\u691c\u77e5\u30ec\u30d9\u30eb\u306e\u9055\u3044 (\u51fa\u5178: <a href=\"https:\/\/attackevals.mitre-engenuity.org\/results\/enterprise?vendor=paloaltonetworks&amp;vendor=microsoft&amp;vendor=crowdstrike&amp;evaluation=turla&amp;scenario=1\" rel=\"nofollow,noopener\" >MITRE Engenuity ATT&amp;CK Evaluations<\/a>)\u3002\u691c\u77e5\u300c\u3059\u308b\u300d\u300c\u3057\u306a\u3044\u300d\u3060\u3051\u3067\u306f\u8a55\u4fa1\u306f\u6c7a\u307e\u3089\u306a\u3044\u3053\u3068\u304c\u308f\u304b\u308b<\/figcaption><\/figure>\n<h2><a id=\"post-319121-_p4kokzgvreq1\"><\/a>MTTD\/MTTR\u77ed\u7e2e\u306b\u5f79\u7acb\u3064\u3001\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u88fd\u54c1\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5207\u308a\u5206\u3051\u652f\u63f4\u6a5f\u80fd<\/h2>\n<p>MTTD\/MTTR\u77ed\u7e2e\u306b\u5f79\u7acb\u3064\u306e\u306fCortex\u88fd\u54c1\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002Cortex\u88fd\u54c1\u306e\u307b\u304b\u306b\u3082\u3001CNAPP\u9818\u57df\u3092\u63d0\u4f9b\u3059\u308bPrisma Cloud\u88fd\u54c1\u306f\u3001\u4eba\u306b\u3088\u308b\u5224\u65ad\u306b\u6c42\u3081\u3089\u308c\u308b\u60c5\u5831\u3092\u8c4a\u5bcc\u306b\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u306a\u304b\u3067\u3082\u4ee5\u4e0b\u306e3\u3064\u306e\u6a5f\u80fd\u306f\u5207\u308a\u5206\u3051\u3084\u5bfe\u51e6\u306e\u8fc5\u901f\u5316\u306b\u5f79\u7acb\u3064\u3067\u3057\u3087\u3046\u3002<\/p>\n<h3><a id=\"post-319121-_9v3qazkgooqj\"><\/a>1. \u8a2d\u5b9a\u5909\u66f4\u306e\u5c65\u6b74\u3092\u6642\u7cfb\u5217\u3067\u3059\u3070\u3084\u304f\u628a\u63e1\u3067\u304d\u308b<\/h3>\n<p>\u5909\u66f4\u6709\u7121\u306e\u5c65\u6b74\u306e\u307f\u304c\u6b8b\u308b\u88fd\u54c1\u306f\u591a\u3044\u3067\u3059\u304c\u3001\u5404\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306b\u5bfe\u3059\u308b\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u304c\u6642\u7cfb\u5217\u3067\u8a18\u9332\u3055\u308c\u3001\u524a\u9664\u3057\u305f\u8a2d\u5b9a\u3084\u4f55\u3092\u8ffd\u52a0\u3057\u305f\u304b\u306a\u3069\u306e\u60c5\u5831\u3082\u8a18\u9332\u3055\u308c\u3066\u3044\u308b\u70ba\u3001\u5177\u4f53\u7684\u306b\u3069\u306e\u3088\u3046\u306a\u5909\u66f4\u304c\u5b9f\u65bd\u3055\u308c\u305f\u304b\u306e\u628a\u63e1\u304c\u3059\u3070\u3084\u304f\u5bb9\u6613\u306b\u884c\u3048\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_319161\" aria-describedby=\"caption-attachment-319161\" style=\"width: 639px\" class=\"wp-caption aligncenter\"><div style=\"max-width:100%\" data-width=\"639\"><span class=\"ar-custom\" style=\"padding-bottom:72.77%;\"><img loading=\"lazy\" decoding=\"async\"  class=\"wp-image-319161 lozad\"  data-src=\"https:\/\/www.paloaltonetworks.com\/blog\/wp-content\/uploads\/2024\/04\/4-prisma-cloud.png\" alt=\"\u56f34.Prisma Cloud\u3067\u306f\u8a2d\u5b9a\u5909\u66f4\u5c65\u6b74\u3092\u6642\u7cfb\u5217\u3067\u78ba\u8a8d\u3067\u304d\u308b\" width=\"639\" height=\"465\" \/><\/span><\/div><figcaption id=\"caption-attachment-319161\" class=\"wp-caption-text\">\u56f34.Prisma Cloud\u3067\u306f\u8a2d\u5b9a\u5909\u66f4\u5c65\u6b74\u3092\u6642\u7cfb\u5217\u3067\u78ba\u8a8d\u3067\u304d\u308b<\/figcaption><\/figure>\n<h3><a id=\"post-319121-_k2367ld30a0n\"><\/a>2. \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306a\u3069\u306e\u76f8\u95a2\u60c5\u5831\u3092\u3072\u3068\u76ee\u3067\u78ba\u8a8d\u3067\u304d\u308b<\/h3>\n<p>IaaS\u3067\u53ce\u96c6\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u30ed\u30b0\u306e\u60c5\u5831\u3092\u5143\u306b\u3001\u76f8\u95a2\u7684\u306b\u904b\u7528\u74b0\u5883\u5168\u4f53\u3092\u628a\u63e1\u3059\u308b\u3053\u3068\u3067\u3001\u500b\u3005\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u307f\u3067\u306f\u628a\u63e1\u3057\u306b\u304f\u3044\u74b0\u5883\u5168\u4f53\u306e\u95a2\u9023\u6027\u3084\u901a\u4fe1\u306e\u8a2d\u5b9a\u3092\u542b\u3081\u3066\u628a\u63e1\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u5f0a\u793e\u306e\u8105\u5a01\u60c5\u5831\u3092\u5143\u306b\u3057\u305f\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u60c5\u5831\u3082\u8868\u793a\u3059\u308b\u3053\u3068\u3067\u3001\u602a\u3057\u3044\u901a\u4fe1\u304c\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3044\u306a\u3044\u304b\u306e\u78ba\u8a8d\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<figure id=\"attachment_319174\" aria-describedby=\"caption-attachment-319174\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><div style=\"max-width:100%\" data-width=\"900\"><span class=\"ar-custom\" style=\"padding-bottom:39.56%;\"><img loading=\"lazy\" decoding=\"async\"  class=\"wp-image-319174 lozad\"  data-src=\"https:\/\/www.paloaltonetworks.com\/blog\/wp-content\/uploads\/2024\/04\/5-prisma-cloud.png\" alt=\"\u56f35. Prisma Cloud\u3067\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u30ed\u30b0\u60c5\u5831\u3092\u3082\u3068\u306b\u74b0\u5883\u5168\u4f53\u306e\u95a2\u9023\u6027\u3092\u76f8\u95a2\u3055\u305b\u3066\u4fef\u77b0\u3067\u304d\u308b\" width=\"900\" height=\"356\" \/><\/span><\/div><figcaption id=\"caption-attachment-319174\" class=\"wp-caption-text\">\u56f35. Prisma Cloud\u3067\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u30ed\u30b0\u60c5\u5831\u3092\u3082\u3068\u306b\u74b0\u5883\u5168\u4f53\u306e\u95a2\u9023\u6027\u3092\u76f8\u95a2\u3055\u305b\u3066\u4fef\u77b0\u3067\u304d\u308b<\/figcaption><\/figure>\n<h3><a id=\"post-319121-_i0n96iyh4ez8\"><\/a>3. \u554f\u984c\u306e\u3042\u308b\u8a2d\u5b9a\u3092\u8fc5\u901f\u306b\u5fa9\u65e7\u3067\u304d\u308b<\/h3>\n<p>\u554f\u984c\u306e\u4fee\u5fa9\u624b\u9806\u304c\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u3067\u6848\u5185\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u7ba1\u7406\u8005\u306e\u7fd2\u719f\u5ea6\u306b\u3088\u308b\u5bfe\u5fdc\u30ec\u30d9\u30eb\u3084\u5bfe\u5fdc\u6642\u9593\u306e\u5dee\u3092\u6700\u5c0f\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_319187\" aria-describedby=\"caption-attachment-319187\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><div style=\"max-width:100%\" data-width=\"900\"><span class=\"ar-custom\" style=\"padding-bottom:41.67%;\"><img loading=\"lazy\" decoding=\"async\"  class=\"wp-image-319187 lozad\"  data-src=\"https:\/\/www.paloaltonetworks.com\/blog\/wp-content\/uploads\/2024\/04\/6-prisma-cloud.png\" alt=\"\u56f36. Prisma Cloud\u306f\u4fee\u5fa9\u624b\u9806\u3092\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u306b\u63d0\u793a\u3057\u904b\u7528\u62c5\u5f53\u8005\u306e\u7fd2\u719f\u5ea6\u306b\u3088\u308b\u5bfe\u5fdc\u6642\u9593\u306e\u5dee\u3092\u306a\u304f\u3057\u3066\u304f\u308c\u308b\" width=\"900\" height=\"375\" \/><\/span><\/div><figcaption id=\"caption-attachment-319187\" class=\"wp-caption-text\">\u56f36. Prisma Cloud\u306f\u4fee\u5fa9\u624b\u9806\u3092\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u306b\u63d0\u793a\u3057\u904b\u7528\u62c5\u5f53\u8005\u306e\u7fd2\u719f\u5ea6\u306b\u3088\u308b\u5bfe\u5fdc\u6642\u9593\u306e\u5dee\u3092\u306a\u304f\u3057\u3066\u304f\u308c\u308b<\/figcaption><\/figure>\n<h2><a id=\"post-319121-_cnvyddwng8o1\"><\/a>\u3055\u3044\u3054\u306b<\/h2>\n<p>\u4eca\u6708\u306e\u8105\u5a01\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9\u30d6\u30ed\u30b0\u306f\u3001SOC\u904b\u7528\u306e\u6700\u9069\u5316\u306e\u6307\u6a19\u3068\u3057\u3066\u3088\u304f\u4f7f\u308f\u308c\u308bMTTD\/MTTR\u3092\u77ed\u7e2e\u3059\u308b\u4e0a\u3067\u3001\u3069\u306e\u3088\u3046\u306a\u30dd\u30a4\u30f3\u30c8\u3092\u691c\u8a0e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u304b\u3092\u53d6\u308a\u4e0a\u3052\u307e\u3057\u305f\u3002\u305d\u3053\u3067\u306f\u3001\u88fd\u54c1\u9593\u306e\u9023\u643a\u3084\u81ea\u52d5\u5316\u3068\u3044\u3063\u305f\u3088\u304f\u8a00\u308f\u308c\u3066\u3044\u308b\u8996\u70b9\u306e\u307b\u304b\u306b\u300c\u4eba\u7684\u4ecb\u5728\u304c\u5fc5\u8981\u306a\u5834\u5408\u306b\u305d\u306e\u51e6\u7406\u6642\u9593\u3092\u3044\u304b\u306b\u77ed\u7e2e\u3059\u308b\u304b\u300d\u3068\u3044\u3046\u8996\u70b9\u304c\u91cd\u8981\u3067\u3042\u308b\u3053\u3068\u3092\u5b66\u3073\u307e\u3057\u305f\u3002<\/p>\n<p>\u307e\u305f\u3001\u4eba\u7684\u4ecb\u5728\u306b\u304a\u3044\u3066\u91cd\u8981\u306a\u306e\u306f\u3001\u8fc5\u901f\u306a\u72b6\u6cc1\u628a\u63e1\u30fb\u5224\u65ad\u306b\u305f\u308b\u691c\u77e5\u60c5\u5831\u306e\u7c92\u5ea6\u3067\u3042\u308b\u3053\u3068\u3092\u5b66\u3073\u307e\u3057\u305f\u3002\u305d\u3057\u3066\u3001\u3053\u306e\u60c5\u5831\u7c92\u5ea6\u3092\u8a55\u4fa1\u3059\u308b\u4e0a\u3067\u5f79\u7acb\u3064 MITRE Engenuity ATT&amp;CK Evaluation Round 5 \u306e\u8a55\u4fa1\u30c6\u30b9\u30c8\u3092\u53c2\u8003\u306b\u3057\u305f\u5834\u5408\u3001\u691c\u77e5\u306e\u60c5\u5831\u7c92\u5ea6\u306b\u30825\u3064\u306e\u6bb5\u968e\u304c\u3042\u308b\u3001\u3068\u3044\u3046\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u88fd\u54c1\u306e\u5c0e\u5165\u691c\u8a0e\u306b\u3042\u305f\u3063\u3066\u306f\u3001\u5358\u7d14\u306b\u691c\u77e5\u306e\u6709\u7121\u3060\u3051\u3092\u898b\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u3069\u306e\u30ec\u30d9\u30eb\u3067\u691c\u77e5\u3057\u305f\u306e\u304b\u3001\u3069\u306e\u7c92\u5ea6\u306e\u60c5\u5831\u3092\u5f97\u3089\u308c\u308b\u306e\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304cMTTD\/MTTR\u306e\u77ed\u7e2e\u306e\u8fd1\u9053\u3068\u306a\u308b\u3053\u3068\u3082\u308f\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u5f93\u6765\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u5668\u306b\u3088\u308b\u500b\u5225\u306e\u30a2\u30e9\u30fc\u30c8\u306b\u57fa\u3065\u304f\u5bfe\u5fdc\u3067\u306f\u3001\u4eba\u7684\u4ecb\u5165\u306b\u3088\u308b\u5bfe\u5fdc\u6642\u9593\u306e\u9577\u671f\u5316\u3092\u62db\u304d\u3001MTTD\/MTTR\u306e\u77ed\u7e2e\u306f\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002AI(\u4eba\u5de5\u77e5\u80fd)\u3084ML(\u6a5f\u68b0\u5b66\u7fd2)\u3067\u81ea\u52d5\u7684\u306b\u30b5\u30de\u30e9\u30a4\u30ba\u3055\u308c\u305f\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u30d9\u30fc\u30b9\u306e\u904b\u7528\u3092\u884c\u3046\u3053\u3068\u3084\u3001\u30b5\u30a4\u30ed\u5316\u3092\u907f\u3051\u3001\u88fd\u54c1\u9593\u306e\u9023\u643a\u30fb\u7d71\u5408\u3092\u9032\u3081\u308b\u3053\u3068\u306f\u5927\u524d\u63d0\u3067\u3059\u304c\u3001\u305d\u308c\u3089\u3068\u4e26\u884c\u3057\u3066\u3001\u672c\u7a3f\u3067\u89e3\u8aac\u3057\u305f\u3088\u3046\u306a\u4eba\u7684\u4ecb\u5165\u6642\u306e\u96a0\u3055\u308c\u305f\u52b9\u7387\u5316\u30dd\u30a4\u30f3\u30c8\u3082\u62bc\u3055\u3048\u3066\u3044\u305f\u3060\u3051\u308c\u3070\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<div style=\"position: relative; margin: 2em 0; padding: 0.5em 1em; border: solid 3px #fa582d; border-radius: 8px;\">\n<div style=\"position: absolute; display: inline-block; top: -13px; left: 10px; padding: 0 9px; line-height: 1; font-size: 19px; background: #fff; color: #fa582d; font-weight: bold;\"><a id=\"post-316085-_yhzswzixyp0b\"><\/a>\u3054\u8cea\u554f\u306fSE\u30d0\u30fc\u30c1\u30e3\u30eb\u30c1\u30fc\u30e0\u307e\u3067<\/div>\n<p>\u5f0a\u793e\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001\u30af\u30e9\u30a6\u30c9\u3001\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306b\u5171\u901a\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u5c0e\u5165\u3084\u3001\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8 \u30d9\u30fc\u30b9\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u904b\u7528\u306b\u3088\u308a\u3001\u6628\u4eca\u306e\u9ad8\u5ea6\u306a\u30b5\u30a4\u30d0\u30fc\u8105\u5a01\u3084\u5185\u90e8\u72af\u884c\u306b\u3082\u5bfe\u5fdc\u53ef\u80fd\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u614b\u52e2\u69cb\u7bc9\u3092\u304a\u624b\u4f1d\u3044\u3057\u3066\u3044\u307e\u3059\u3002\u672c\u7a3f\u306b\u3064\u3044\u3066\u306e\u3054\u8cea\u554f\u304c\u3042\u308c\u3070\u3001\u304a\u6c17\u8efd\u306b<a href=\"mailto:infojapan@paloaltonetworks.com\">SE\u30d0\u30fc\u30c1\u30e3\u30eb\u30c1\u30fc\u30e0<\/a>\u307e\u3067\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u306f\u3058\u3081\u306b \u3053\u3093\u306b\u3061\u306f\u3002SE\u30d0\u30fc\u30c1\u30e3\u30eb\u30c1\u30fc\u30e0\u306e\u4eca\u6708\u306e\u8105\u5a01\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9\u30d6\u30ed\u30b0\u3092\u62c5\u5f53\u3059\u308b\u91d1\u4f4f 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