{"id":5523,"date":"2025-09-14T18:07:10","date_gmt":"2025-09-14T18:07:10","guid":{"rendered":"https:\/\/pokecon.jp\/job\/?p=5523"},"modified":"2025-09-14T18:07:10","modified_gmt":"2025-09-14T18:07:10","slug":"amazon-guardduty%e3%81%a7%e3%82%a8%e3%83%b3%e3%83%86%e3%82%a3%e3%83%86%e3%82%a3%e3%83%aa%e3%82%b9%e3%83%88%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%97%e3%81%9f%e8%84%85%e5%a8%81%e6%a4%9c%e5%87%ba%e3%81%ae","status":"publish","type":"post","link":"https:\/\/pokecon.jp\/job\/5523\/","title":{"rendered":"Amazon GuardDuty\u3067\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u305f\u8105\u5a01\u691c\u51fa\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba &#8211; \u30b5\u30fc\u30d0\u30fc\u30ef\u30fc\u30af\u30b9\u30a8\u30f3\u30b8\u30cb\u30a2\u30d6\u30ed\u30b0"},"content":{"rendered":"\n<\/p>\n<div>\n<h2 id=\"\u306f\u3058\u3081\u306b\">\u306f\u3058\u3081\u306b<\/h2>\n<p>\u3053\u3093\u306b\u3061\u306f\uff01<br \/>\u300c\u306f\u3058\u3081\u306b\u300d\u306b\u66f8\u304f\u9762\u767d\u3044\u3053\u3068\u304c\u6d6e\u304b\u3070\u305a\u3001\u81ea\u5206\u306e\u9650\u754c\u3092\u611f\u3058\u3066\u3044\u308bCC2\u8ab2\u306e\u6edd\u6fa4\u3067\u3059\uff01<\/p>\n<p>\u5510\u7a81\u3067\u3059\u304c\u3001\u307f\u306a\u3055\u3093Amazon GuardDuty\u306f\u304a\u597d\u304d\u3067\u3059\u304b\uff1f\u79c1\u306f\u5acc\u3044\u3067\u3059<br \/>\uff08\u3060\u3063\u3066\u3001\u8105\u5a01\u304c\u691c\u51fa\u3055\u308c\u308b\u3093\u3060\u3082\u306e\uff09<br \/>\u4eca\u56de\u306fGuardDuty\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306b\u3064\u3044\u3066\u3054\u7d39\u4ecb\u3055\u305b\u3066\u304f\u3060\u3055\u3044\uff01<\/p>\n<h2 id=\"\u6982\u8981\">\u6982\u8981<\/h2>\n<p>2025\u5e749\u67085\u65e5\u4ed8\u3067\u3001GuardDuty\u3067\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u3092\u5229\u7528\u3057\u305f\u8105\u5a01\u691c\u51fa\u306e\u5f37\u5316\u3068\u3044\u3046\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u304c\u3042\u308a\u307e\u3057\u305f\u3002<br \/>GuardDuty\u306f\u4ee5\u524d\u304b\u3089IP\u30a2\u30c9\u30ec\u30b9\u306e\u307fTrusted List\u3084Threat List\u3092\u5229\u7528\u3057\u3066\u3001\u8105\u5a01\u691c\u51fa\u306e\u7bc4\u56f2\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u53ef\u80fd\u3067\u3057\u305f\u3002<br \/>\u4eca\u56de\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3067\u30c9\u30e1\u30a4\u30f3\u30ec\u30d9\u30eb\u3067\u306e\u5236\u5fa1\u3082\u53ef\u80fd\u3068\u306a\u308a\u3001\u30c9\u30e1\u30a4\u30f3\u3068IP\u30a2\u30c9\u30ec\u30b9\u3092\u542b\u3081\u3066Trusted List\u3084Threat List\u3067\u5236\u5fa1\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u3068\u3044\u3046\u6a5f\u80fd\u3067\u63d0\u4f9b\u304c\u958b\u59cb\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n<p><iframe src=\"https:\/\/hatenablog-parts.com\/embed?url=https%3A%2F%2Faws.amazon.com%2Fabout-aws%2Fwhats-new%2F2025%2F09%2Fthreat-detection-amazon-guardduty-custom-entity-lists%2F\" title=\"What's New at AWS - Cloud Innovation &amp; News\" class=\"embed-card embed-webcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 155px; max-width: 500px; margin: 10px 0px;\" loading=\"lazy\"><\/iframe><cite class=\"hatena-citation\"><a target=\"_blank\" href=\"https:\/\/aws.amazon.com\/about-aws\/whats-new\/2025\/09\/threat-detection-amazon-guardduty-custom-entity-lists\/\">aws.amazon.com<\/a><\/cite><\/p>\n<p>\u307e\u305f\u3001\u4e0a\u8a18\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3068\u5408\u308f\u305b\u3066\u30ab\u30b9\u30bf\u30e0\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306e\u30c9\u30e1\u30a4\u30f3\u306b\u3088\u3063\u3066\u8105\u5a01\u304c\u691c\u51fa\u3055\u308c\u305f\u5834\u5408\u306b\u767a\u751f\u3059\u308b\u65b0\u3057\u3044\u691c\u51fa\u30bf\u30a4\u30d7\u3067\u3042\u308b\u3001\u300c<a target=\"_blank\" href=\"https:\/\/docs.aws.amazon.com\/guardduty\/latest\/ug\/guardduty_finding-types-ec2.html#impact-ec2-maliciousdomainrequest-custom\">Impact:EC2\/MaliciousDomainRequest.Custom<\/a>\u300d\u3082\u8ffd\u52a0\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306f\u3053\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u3092\u4f7f\u3063\u3066\u307f\u3088\u3046\u3068\u601d\u3044\u307e\u3059\uff01\uff01<\/p>\n<p>\u306a\u304a\u3001CLI\u30d9\u30fc\u30b9\u306e\u5229\u7528\u65b9\u6cd5\u306a\u3069\u306f\u4ee5\u4e0b\u30d6\u30ed\u30b0\u306b\u3066\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002<\/p>\n<p><iframe src=\"https:\/\/hatenablog-parts.com\/embed?url=https%3A%2F%2Fblog.serverworks.co.jp%2F_guardduty-custom-entity-lists-trusted-threat-noise-reduction\" title=\"Amazon GuardDuty \u30ab\u30b9\u30bf\u30e0\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u5f37\u5316\u3067\u5b9f\u73fe\u3059\u308b\u30ce\u30a4\u30ba\u4f4e\u6e1b\u3068\u691c\u77e5\u7cbe\u5ea6\u5411\u4e0a - \u8a2d\u5b9a\u30fb\u81ea\u52d5\u5316\u30fb\u691c\u8a3c\u624b\u9806 - \u30b5\u30fc\u30d0\u30fc\u30ef\u30fc\u30af\u30b9\u30a8\u30f3\u30b8\u30cb\u30a2\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\" loading=\"lazy\"><\/iframe><cite class=\"hatena-citation\"><a target=\"_blank\" href=\"https:\/\/blog.serverworks.co.jp\/_guardduty-custom-entity-lists-trusted-threat-noise-reduction\">blog.serverworks.co.jp<\/a><\/cite><\/p>\n<h2 id=\"\u3084\u3063\u3066\u307f\u305f\">\u3084\u3063\u3066\u307f\u305f<\/h2>\n<h3 id=\"\u691c\u8a3c\u74b0\u5883\">\u691c\u8a3c\u74b0\u5883<\/h3>\n<p>\u691c\u8a3c\u74b0\u5883\u3068\u3057\u3066\u306f\u4ee5\u4e0b\u306e\u56f3\u306e\u901a\u308a\u3068\u306a\u308a\u307e\u3059\u3002<br \/>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306fS3\u30d0\u30b1\u30c3\u30c8\u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002<br \/>\u8105\u5a01\u691c\u51fa\u306e\u30c6\u30b9\u30c8\u306e\u305f\u3081\u306b\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u30c9\u30e1\u30a4\u30f3\u306b\u5bfe\u3057\u3066EC2\u304b\u3089Ping\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"\u74b0\u5883\u69cb\u6210\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-kento-takizawa\/20250911\/20250911105312.png\" width=\"962\" height=\"716\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>\u74b0\u5883\u69cb\u6210<\/figcaption><\/figure>\n<h3 id=\"\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306e\u524d\u63d0\u6761\u4ef6\">\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306e\u524d\u63d0\u6761\u4ef6<\/h3>\n<p>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u3092\u5229\u7528\u3059\u308b\u306b\u3042\u305f\u3063\u3066\u3001\u4ee5\u4e0b\u524d\u63d0\u6761\u4ef6\u304c\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u3092\u4fdd\u5b58\u3059\u308bS3\u30d0\u30b1\u30c3\u30c8\u306b\u5bfe\u3057\u3066\u300cs3:GetObject\u300d\u306e\u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u304c\u5fc5\u8981\u3067\u3059\u3002<\/li>\n<li>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306e\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u4f7f\u7528\u3067\u304d\u308b\u5f62\u5f0f\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002\u5b9f\u969b\u306e\u5f62\u5f0f\u306f\u3001\u4e0b\u8a18\u30ea\u30f3\u30af\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002\n<ul>\n<li>\u30d7\u30ec\u30fc\u30f3\u30c6\u30ad\u30b9\u30c8(TXT)<\/li>\n<li>\u8105\u5a01\u60c5\u5831\u69cb\u9020\u5316\u8a18\u8ff0\u5f62\u5f0f(STIX)<\/li>\n<li>Open Threat Exchange(OTX)TM CSV<\/li>\n<li>FireEyeTM iSIGHT \u8105\u5a01\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9 CSV<\/li>\n<li>ProofpointTM ET Intelligence Feed CSV<\/li>\n<li>AlienVaultTM Reputation Feed<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><iframe src=\"https:\/\/hatenablog-parts.com\/embed?url=https%3A%2F%2Fdocs.aws.amazon.com%2Fguardduty%2Flatest%2Fug%2Fguardduty_upload-lists.html%23prepare_list\" title=\"Customizing threat detection with entity lists and IP address lists - Amazon GuardDuty\" class=\"embed-card embed-webcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 155px; max-width: 500px; margin: 10px 0px;\" loading=\"lazy\"><\/iframe><cite class=\"hatena-citation\"><a target=\"_blank\" href=\"https:\/\/docs.aws.amazon.com\/guardduty\/latest\/ug\/guardduty_upload-lists.html#prepare_list\">docs.aws.amazon.com<\/a><\/cite><\/p>\n<h3 id=\"\u6ce8\u610f\u70b9\">\u6ce8\u610f\u70b9<\/h3>\n<p>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u3092\u4f7f\u7528\u3059\u308b\u306b\u3042\u305f\u308a\u3001\u4ee5\u4e0b\u306e\u91cd\u8981\u306a\u8003\u616e\u4e8b\u9805\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\u203bIP \u30ea\u30b9\u30c8\u3068\u306f\u82e5\u5e72\u7570\u306a\u308a\u307e\u3059\u306e\u3067\u3001\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306f\u3001\u30d1\u30d6\u30ea\u30c3\u30af\u306b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u53ef\u80fd\u306a\u5b9b\u5148\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u307f\u306b\u9069\u7528\u3055\u308c\u308b\u3002\n<ul>\n<li>VPC\u5185\u306a\u3069\u306e\u5185\u90e8\u901a\u4fe1\u306b\u5bfe\u3057\u3066\u306f\u6709\u52b9\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306f\u3001GuardDuty\u306e\u5143\u30cd\u30bf\u3068\u306a\u308bCloudTrail\u3001VPC\u30d5\u30ed\u30fc\u30ed\u30b0\u3001Route53 Resolver DNS\u30af\u30a8\u30ea\u30ed\u30b0\u306e\u7d50\u679c\u306b\u9069\u7528\u3055\u308c\u308b\u3002<\/li>\n<li>Trusted Entity List\u3068Threat Entity List\u306e\u4e21\u65b9\u306e\u540c\u3058\u5185\u5bb9\u3092\u542b\u3081\u305f\u5834\u5408\u3001Trusted Entity List\u304c\u512a\u5148\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u30de\u30eb\u30c1\u30a2\u30ab\u30a6\u30f3\u30c8\u69cb\u6210\u3067\u306f\u3001GuardDuty\u7ba1\u7406\u8005\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u307f\u30ea\u30b9\u30c8\u306e\u7ba1\u7406\u304c\u53ef\u80fd\u3067\u3059\u3002\u307e\u305f\u3001\u30ea\u30b9\u30c8\u306e\u8a2d\u5b9a\u306f\u30e1\u30f3\u30d0\u30fc\u30a2\u30ab\u30a6\u30f3\u30c8\u306b\u81ea\u52d5\u7684\u306b\u9069\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>IPv4\u30a2\u30c9\u30ec\u30b9\u306e\u307f\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306e\u6709\u52b9\u5316\u3001\u7121\u52b9\u5316\u3001\u66f4\u65b0\u3001\u524a\u9664\u306f15\u5206\u4ee5\u5185\u3067\u5b8c\u4e86\u3055\u308c\u307e\u3059\u304c\u3001\u7279\u5b9a\u306e\u5834\u5408\u6700\u592740\u5206\u7a0b\u5ea6\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002<\/li>\n<li>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306f\u66f4\u65b0\u3057\u3066S3\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u305f\u3060\u3051\u3067\u306fGuardDuty\u5074\u3067\u306f\u66f4\u65b0\u3055\u308c\u307e\u305b\u3093\u3002<\/li>\n<li>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306e\u30af\u30a9\u30fc\u30bf\u306fIP \u30ea\u30b9\u30c8\u3068\u306f\u7570\u306a\u308a\u307e\u3059\u3002\n<ul>\n<li>Trusted Entity List\u3042\u305f\u308a\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u6570\uff1a1000 (\u4e0a\u9650\u7de9\u548c\u4e0d\u53ef)<\/li>\n<li>Threat Entity List\u3042\u305f\u308a\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u6570\uff1a1000 (\u4e0a\u9650\u7de9\u548c\u4e0d\u53ef)<\/li>\n<li>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306e\u6700\u5927\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\uff1a35MB (\u4e0a\u9650\u7de9\u548c\u4e0d\u53ef)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3 id=\"Trusted-Entity-List\">Trusted Entity List<\/h3>\n<p>\u307e\u305a\u306fTrusted Entity List\u3092\u7528\u610f\u3057\u307e\u3059\u3002\u4eca\u56de\u306f\u30d7\u30ec\u30fc\u30f3\u30c6\u30ad\u30b9\u30c8\u3067\u30ea\u30b9\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<br \/>\u691c\u8a3c\u3067\u306fGuardDuty\u3067\u300cBackdoor:EC2\/C&amp;CActivity.B!DNS\u300d\u306e\u691c\u51fa\u7d50\u679c\u306e\u30c6\u30b9\u30c8\u3092\u884c\u3046\u305f\u3081\u306e\u30c6\u30b9\u30c8\u30c9\u30e1\u30a4\u30f3\u3067\u3042\u308b\u3001\u300cguarddutyc2activityb.com\u300d\u3067\u30ea\u30b9\u30c8\u3092\u4f5c\u6210\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\u203b\u3042\u304f\u307e\u3067\u691c\u8a3c\u306a\u306e\u3067\u3001GuardDuty\u306e\u30c6\u30b9\u30c8\u30c9\u30e1\u30a4\u30f3\u3092\u767b\u9332\u3057\u3066\u304a\u308a\u307e\u3059\u304c\u3001\u7d50\u679c\u3068\u3057\u3066\u300cguarddutyc2activityb.com\u300d\u306fTrusted Entity List\u306b\u8ffd\u52a0\u3057\u3066\u3082\u8105\u5a01\u691c\u51fa\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"Trusted Entity List\u306e\u4e2d\u8eab\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-kento-takizawa\/20250909\/20250909123518.png\" width=\"1200\" height=\"653\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>Trusted Entity List\u306e\u4e2d\u8eab<\/figcaption><\/figure>\n<p>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u304c\u4f5c\u6210\u3067\u304d\u305f\u3089\u3001S3\u30d0\u30b1\u30c3\u30c8\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002<br \/>\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001GuardDuty\u306e\u30b3\u30f3\u30bd\u30fc\u30eb\u304b\u3089[\u8a2d\u5b9a] &#8211; [\u30ea\u30b9\u30c8] &#8211; [Entity lists]\u30bf\u30d6\u3092\u9078\u629e\u3057\u3001[Add a trusted entity list]\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"Trusted Entity List\u306e\u4f5c\u62101\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-kento-takizawa\/20250909\/20250909123908.png\" width=\"1200\" height=\"469\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>Trusted Entity List\u306e\u4f5c\u62101<\/figcaption><\/figure>\n[Trusted Entity list\u3092\u4f5c\u6210]\u753b\u9762\u3067\u3001\u4ee5\u4e0b\u9805\u76ee\u3092\u5165\u529b\u3057\u3066[\u30ea\u30b9\u30c8\u306e\u8ffd\u52a0]\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n\u203bExpected bucket owner\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u305f\u3081\u3001\u4eca\u56de\u306f\u5165\u529b\u3092\u5272\u611b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<div class=\"s_table\"><table>\n<thead>\n<tr>\n<th> \u5165\u529b\u9805\u76ee <\/th>\n<th> \u5024 <\/th>\n<th> \u5099\u8003 <\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td> \u30ea\u30b9\u30c8\u540d <\/td>\n<td> \u4efb\u610f\u306e\u30ea\u30b9\u30c8\u540d\u3092\u5165\u529b <\/td>\n<td> &#8211; <\/td>\n<\/tr>\n<tr>\n<td> \u5834\u6240 <\/td>\n<td> S3\u306b\u4fdd\u5b58\u3057\u305f\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306eURI\u3092\u5165\u529b <\/td>\n<td> &#8211; <\/td>\n<\/tr>\n<tr>\n<td> \u5f62\u5f0f <\/td>\n<td> S3\u306b\u4fdd\u5b58\u3057\u305f\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306e\u5f62\u5f0f\u3092\u9078\u629e <\/td>\n<td> \u9078\u629e\u53ef\u80fd\u306a\u5f62\u5f0f\u306f\u524d\u63d0\u6761\u4ef6\u3092\u53c2\u7167 <\/td>\n<\/tr>\n<tr>\n<td> Expected bucket owner(\u30aa\u30d7\u30b7\u30e7\u30f3) <\/td>\n<td> \u300c\u5834\u6240\u300d\u306b\u5165\u529b\u3057\u305fS3\u30d0\u30b1\u30c3\u30c8\u306e\u6240\u6709\u8005\u30a2\u30ab\u30a6\u30f3\u30c8ID\u3092\u5165\u529b <\/td>\n<td> \u5165\u529b\u3057\u306a\u3044\u5834\u5408GuardDuty\u304c\u81ea\u52d5\u3067S3\u30d0\u30b1\u30c3\u30c8\u6240\u6709\u8005\u3092\u691c\u8a3c\u3057\u307e\u3059(\u203b) <\/td>\n<\/tr>\n<tr>\n<td> \u540c\u610f\u3057\u307e\u3059 <\/td>\n<td> \u30c1\u30a7\u30c3\u30af\u3092\u3064\u3051\u308b <\/td>\n<td> \u30c1\u30a7\u30c3\u30af\u3057\u306a\u3044\u3068\u30ea\u30b9\u30c8\u306e\u8ffd\u52a0\u304c\u3067\u304d\u307e\u305b\u3093 <\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<p>\u203bGuardDuty\u304c\u3053\u306eS3\u30d0\u30b1\u30c3\u30c8\u304c\u6307\u5b9a\u3055\u308c\u305f\u30a2\u30ab\u30a6\u30f3\u30c8ID \u306b\u5c5e\u3057\u3066\u3044\u306a\u3044\u3068\u5224\u65ad\u3057\u305f\u5834\u5408\u3001\u30ea\u30b9\u30c8\u306e\u6709\u52b9\u5316\u6642\u306b\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"Trusted Entity List\u306e\u4f5c\u62102\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-kento-takizawa\/20250911\/20250911101816.png\" width=\"1200\" height=\"1102\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>Trusted Entity List\u306e\u4f5c\u62102<\/figcaption><\/figure>\n<p>\u30ea\u30b9\u30c8\u306e\u4f5c\u6210\u304c\u5b8c\u4e86\u3059\u308b\u3068\u3001\u30ea\u30b9\u30c8\u306f\u300cInactive\u300d\u72b6\u614b\u3067\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"Trusted Entity List\u306e\u4f5c\u62103\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-kento-takizawa\/20250911\/20250911102046.png\" width=\"1200\" height=\"329\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>Trusted Entity List\u306e\u4f5c\u62103<\/figcaption><\/figure>\n<p><span style=\"color: #ff0000\"><strong>\u3053\u3053\uff01\u975e\u5e38\u306b\u91cd\u8981\u306a\u624b\u9806\u3067\u3059\uff01\uff01\u30ea\u30b9\u30c8\u306f\u81ea\u52d5\u7684\u306b\u6709\u52b9\u5316\u3055\u308c\u306a\u3044\u305f\u3081\u3001\u624b\u52d5\u3067\u306e\u6709\u52b9\u5316\u304c\u5fc5\u8981\u3067\u3059\uff01<\/strong><\/span><br \/>[\u30a2\u30af\u30b7\u30e7\u30f3] &#8211; [\u6709\u52b9\u5316]\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"Trusted Entity List\u306e\u4f5c\u62104\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-kento-takizawa\/20250911\/20250911102349.png\" width=\"1200\" height=\"196\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>Trusted Entity List\u306e\u4f5c\u62104<\/figcaption><\/figure>\n<p>\u6709\u52b9\u5316\u306f15\u5206\u4ee5\u5185\u3067\u5b8c\u4e86\u3057\u307e\u3059\u3002\uff08\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u6700\u592740\u5206\uff09<br \/>\u30b9\u30c6\u30fc\u30bf\u30b9\u304c\u300cActive\u300d\u3068\u306a\u3063\u305f\u3089\u3001\u30ea\u30b9\u30c8\u306e\u8a2d\u5b9a\u304cGuardDuty\u306e\u691c\u51fa\u7d50\u679c\u306b\u53cd\u6620\u3055\u308c\u3066\u3044\u307e\u3059\uff01<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"Trusted Entity List\u306e\u4f5c\u62105\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-kento-takizawa\/20250911\/20250911102631.png\" width=\"1200\" height=\"192\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>Trusted Entity List\u306e\u4f5c\u62105<\/figcaption><\/figure>\n<h3 id=\"Threat-Entity-List\">Threat Entity List<\/h3>\n<p>\u7d9a\u3044\u3066\u3001Threat Entity List\u3092\u8a66\u3057\u3066\u307f\u307e\u3059\u3002<br \/>Threat Entity List\u306b\u307f\u3093\u306a\u5927\u597d\u304dGoogle\u5148\u751f\u306e\u30c9\u30e1\u30a4\u30f3\u300cgoogle.com\u300d\u3092\u8ffd\u52a0\u3057\u3066\u307f\u3088\u3046\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\u30ea\u30b9\u30c8\u306e\u4f5c\u6210\u3068\u8ffd\u52a0\u65b9\u6cd5\u306fTrusted Entity List\u3068\u540c\u69d8\u306a\u305f\u3081\u5272\u611b\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"Threat Entity List\u306e\u4f5c\u62101\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-kento-takizawa\/20250911\/20250911102754.png\" width=\"1057\" height=\"387\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>Threat Entity List\u306e\u4f5c\u62101<\/figcaption><\/figure>\n<p>EC2\u304b\u3089google.com\u306b\u5bfe\u3057\u3066Ping\u3092\u5b9f\u884c\u3057\u3066\u5c11\u3057\u5f85\u3063\u3066\u307f\u308b\u3068&#8230;<br \/>\u300cImpact:EC2\/MaliciousDomainRequest.Custom\u300d\u304c\u691c\u51fa\u3055\u308c\u3066\u3044\u307e\u3059\u306d\uff01<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"Threat Entity List\u306e\u4f5c\u62102\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-kento-takizawa\/20250911\/20250911103032.png\" width=\"1200\" height=\"208\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>Threat Entity List\u306e\u4f5c\u62102<\/figcaption><\/figure>\n<h4 id=\"ImpactEC2MaliciousDomainRequestCustom\u306b\u3064\u3044\u3066\">Impact:EC2\/MaliciousDomainRequest.Custom\u306b\u3064\u3044\u3066<\/h4>\n<p>\u305b\u3063\u304b\u304f\u306a\u306e\u3067\u3001Impact:EC2\/MaliciousDomainRequest.Custom\u3067\u306f\u3069\u3046\u3044\u3063\u305f\u5185\u5bb9\u304c\u78ba\u8a8d\u3067\u304d\u308b\u304b\u898b\u3066\u307f\u307e\u3057\u3087\u3046\uff01<br \/>\u307e\u305a\u3001\u30bf\u30a4\u30d7\u306f\u65b0\u3057\u3044\u691c\u51fa\u7d50\u679c\u306e\u30bf\u30a4\u30d7\u3067\u3042\u308b\u300cImpact:EC2\/MaliciousDomainRequest.Custom\u300d\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u306d\u3002<br \/>\u3053\u306e\u30bf\u30a4\u30d7\u306e\u91cd\u8981\u5ea6\u306f\u300c\u30df\u30c7\u30a3\u30a2\u30e0\uff08\u4e2d\uff09\u300d\u306e\u3088\u3046\u3067\u3059\u3002<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"Impact:EC2\/MaliciousDomainRequest.Custom\u306b\u3064\u3044\u30661\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-kento-takizawa\/20250911\/20250911103621.png\" width=\"1200\" height=\"525\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>Impact:EC2\/MaliciousDomainRequest.Custom\u306b\u3064\u3044\u30661<\/figcaption><\/figure>\n<p>Action type\u3067\u306f\u3069\u306e\u3088\u3046\u306a\u901a\u4fe1\u3060\u3063\u305f\u306e\u304b\u3001Actor\u3067\u306f\u3069\u3053\u306b\u63a5\u7d9a\u3057\u305f\u306e\u304b\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<br \/>\u307e\u305f\u3001\u8105\u5a01\u30ea\u30b9\u30c8\u3067\u306f\u3069\u306eThreat Entity List\u306e\u8a2d\u5b9a\u3067\u691c\u51fa\u3055\u308c\u305f\u306e\u304b\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"Impact:EC2\/MaliciousDomainRequest.Custom\u306b\u3064\u3044\u30662\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-kento-takizawa\/20250911\/20250911104008.png\" width=\"1200\" height=\"585\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>Impact:EC2\/MaliciousDomainRequest.Custom\u306b\u3064\u3044\u30662<\/figcaption><\/figure>\n<h3 id=\"\u30ea\u30b9\u30c8\u306e\u66f4\u65b0\">\u30ea\u30b9\u30c8\u306e\u66f4\u65b0<\/h3>\n<p>\u6700\u5f8c\u306b\u30ea\u30b9\u30c8\u306e\u66f4\u65b0\u65b9\u6cd5\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<br \/>\u307e\u305a\u3001\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306e\u5185\u5bb9\u3092\u66f4\u65b0\u3057\u3001S3\u30d0\u30b1\u30c3\u30c8\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002<br \/><span style=\"color: #ff0000\"><strong>\u3053\u3053\uff01\u975e\u5e38\u306b\u91cd\u8981\u306a\u624b\u9806\u3067\u3059\uff01\uff01S3\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u66f4\u65b0\u3057\u305f\u3060\u3051\u3067\u306f\u3001GuardDuty\u5074\u306f\u66f4\u65b0\u3055\u308c\u307e\u305b\u3093\u3002\u5fc5\u305aGuardDuty\u5074\u3067\u306e\u66f4\u65b0\u4f5c\u696d\u304c\u5fc5\u8981\u3067\u3059\uff01<\/strong><\/span><br \/>\u66f4\u65b0\u3059\u308b\u30ea\u30b9\u30c8\u3092\u9078\u629e\u3057\u3001\u300c\u7de8\u96c6\u300d\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306e\u66f4\u65b01\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-kento-takizawa\/20250911\/20250911104746.png\" width=\"1200\" height=\"190\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306e\u66f4\u65b01<\/figcaption><\/figure>\n<p>\u300c\u540c\u610f\u3057\u307e\u3059\u300d\u306b\u30c1\u30a7\u30c3\u30af\u3092\u3064\u3051\u3001\u300c\u30ea\u30b9\u30c8\u306e\u66f4\u65b0\u300d\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n\u203b\u30ea\u30b9\u30c8\u306e\u4f5c\u6210\u6642\u306b\u5272\u611b\u3057\u305f\u3001\u300cExpected bucket owner\u300d\u306f\u81ea\u52d5\u7684\u306bS3\u30d0\u30b1\u30c3\u30c8\u306e\u6240\u6709\u8005\u304c\u5165\u529b\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306e\u66f4\u65b02\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-kento-takizawa\/20250911\/20250911105056.png\" width=\"1200\" height=\"1191\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306e\u66f4\u65b02<\/figcaption><\/figure>\n<h3 id=\"Trusted-Entity-List\u3068Threat-Entity-List\u306b\u540c\u3058\u8a2d\u5b9a\u3092\u8ffd\u52a0\u3057\u305f\u3089\u3069\u3046\u306a\u308b\u304b\">Trusted Entity List\u3068Threat Entity List\u306b\u540c\u3058\u8a2d\u5b9a\u3092\u8ffd\u52a0\u3057\u305f\u3089\u3069\u3046\u306a\u308b\u304b<\/h3>\n<p>\u91cd\u8981\u306a\u8003\u616e\u4e8b\u9805\u306b\u3082\u8a18\u8f09\u304c\u3042\u308a\u307e\u3057\u305f\u304c\u3001Trusted Entity List\u3068Threat Entity List\u306b\u540c\u3058\u5185\u5bb9\u3092\u8a2d\u5b9a\u3057\u305f\u5834\u5408\u306f\u3001Trusted Entity List\u304c\u512a\u5148\u3055\u308c\u308b\u3088\u3046\u3067\u3059\u304c\u3044\u304f\u3064\u304b\u306e\u30d1\u30bf\u30fc\u30f3\u306b\u3064\u3044\u3066\u691c\u8a3c\u3057\u305f\u7d50\u679c\u3092\u4ee5\u4e0b\u306e\u8868\u306b\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li>\n<p>Trusted\u3082Threat\u3082\u540c\u3058\n<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"\u4e21\u65b9\u540c\u3058\u30d1\u30bf\u30fc\u30f3\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-kento-takizawa\/20250911\/20250911093953.png\" width=\"1200\" height=\"118\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>\u4e21\u65b9\u540c\u3058\u30d1\u30bf\u30fc\u30f3<\/figcaption><\/figure>\n<\/li>\n<li>\n<p>Trusted\u304c\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u30c9\u30e1\u30a4\u30f3\u3001Threat\u304c\u7279\u5b9a\u30c9\u30e1\u30a4\u30f3\n<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"Trusted\u304c\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u3001Threat\u304c\u7279\u5b9a\u30c9\u30e1\u30a4\u30f3\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-kento-takizawa\/20250911\/20250911094040.png\" width=\"1200\" height=\"116\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>Trusted\u304c\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u3001Threat\u304c\u7279\u5b9a\u30c9\u30e1\u30a4\u30f3<\/figcaption><\/figure>\n<\/li>\n<li>\n<p>Trusted\u304c\u7279\u5b9a\u30c9\u30e1\u30a4\u30f3\u3001Threat\u304c\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u30c9\u30e1\u30a4\u30f3\n<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"Trusted\u304c\u7279\u5b9a\u30c9\u30e1\u30a4\u30f3\u3001Threat\u304c\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-kento-takizawa\/20250911\/20250911093828.png\" width=\"1200\" height=\"124\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>Trusted\u304c\u7279\u5b9a\u30c9\u30e1\u30a4\u30f3\u3001Threat\u304c\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9<\/figcaption><\/figure>\n<\/li>\n<\/ul>\n<div class=\"s_table\"><table>\n<thead>\n<tr>\n<th> \u30d1\u30bf\u30fc\u30f3 <\/th>\n<th> \u7d50\u679c <\/th>\n<th> \u5099\u8003 <\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td> Trusted\u3082Threat\u3082\u540c\u3058 <\/td>\n<td> \u8105\u5a01\u691c\u51fa\u3055\u308c\u306a\u3044 <\/td>\n<td> &#8211; <\/td>\n<\/tr>\n<tr>\n<td> Trusted\u304c\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u30c9\u30e1\u30a4\u30f3\u3001Threat\u304c\u7279\u5b9a\u30c9\u30e1\u30a4\u30f3 <\/td>\n<td> \u8105\u5a01\u691c\u51fa\u3055\u308c\u306a\u3044 <\/td>\n<td> &#8211; <\/td>\n<\/tr>\n<tr>\n<td> Trusted\u304c\u7279\u5b9a\u30c9\u30e1\u30a4\u30f3\u3001Threat\u304c\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u30c9\u30e1\u30a4\u30f3 <\/td>\n<td> \u4e00\u90e8\u8105\u5a01\u691c\u51fa\u3055\u308c\u306a\u3044 <\/td>\n<td> Trusted\u306b\u8a2d\u5b9a\u3057\u305f\u7279\u5b9a\u30c9\u30e1\u30a4\u30f3\u306e\u307f\u8105\u5a01\u691c\u51fa\u3055\u308c\u307e\u305b\u3093 <\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<p>\u60f3\u5b9a\u901a\u308a\u306e\u7d50\u679c\u3068\u306a\u308a\u307e\u3057\u305f\u306d\uff01<br \/>\u307e\u305f\u3001\u300cTrusted\u304c\u7279\u5b9a\u30c9\u30e1\u30a4\u30f3\u3001Threat\u304c\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u30c9\u30e1\u30a4\u30f3\u300d\u306e\u3088\u3046\u306b\u3042\u308b\u30c9\u30e1\u30a4\u30f3\u5168\u4f53\u306f\u4fe1\u983c\u3057\u306a\u3044\u304c\u3001\u305d\u306e\u7279\u5b9a\u306e\u30c9\u30e1\u30a4\u30f3\u306e\u307f\u4fe1\u983c\u3059\u308b\u3068\u3044\u3063\u305f\u5236\u5fa1\u304c\u53ef\u80fd\u3067\u3059\u3002<br \/>\u8003\u3048\u3089\u308c\u308b\u30b1\u30fc\u30b9\u3068\u3057\u3066\u306f\u3001\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u3067\u6307\u5b9a\u3055\u308c\u305f\u30c9\u30e1\u30a4\u30f3\u306e\u7f72\u540d\u304c\u4fe1\u983c\u3067\u304d\u306a\u3044\u8a8d\u8a3c\u5c40\u306b\u3088\u308b\u3082\u306e\u3067\u3001\u7279\u5b9a\u306e\u30c9\u30e1\u30a4\u30f3\u306e\u8a8d\u8a3c\u5c40\u304c\u4fe1\u983c\u3067\u304d\u308b\u5834\u5408\u3067\u3059\u3002<\/p>\n<p>\u518d\u5ea6\u30ea\u30b9\u30c8\u306e\u6ce8\u610f\u70b9\u3092\u8a18\u8f09\u3059\u308b\u3068\u3001\u8aa4\u3063\u3066\u540c\u3058\u5185\u5bb9\u3092\u767b\u9332\u3057\u3066\u3057\u307e\u3063\u3066\u3044\u305f\u5834\u5408\u3001\u3082\u3068\u3082\u3068Trusted Entity List\u306b\u5165\u3063\u3066\u3044\u305f\u3082\u306e\u3092Threat Entity List\u306b\u8ffd\u52a0\u3057\u305f\u306e\u3067\u3042\u308c\u3070\u305d\u3053\u307e\u3067\u554f\u984c\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u9006\u3060\u3063\u305f\u5834\u5408\u306f<span style=\"color: #ff0000\"><strong>\u672c\u6765\u8105\u5a01\u3092\u691c\u77e5\u3057\u305f\u3044\u30c9\u30e1\u30a4\u30f3\u3001IP\u304b\u3089\u306e\u691c\u77e5\u304c\u3067\u304d\u306a\u304f\u306a\u3063\u3066\u3057\u307e\u3046<\/strong><\/span>\u305f\u3081\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<h2 id=\"\u5b09\u3057\u3044\u70b9\u6c17\u306b\u306a\u3063\u305f\u70b9\">\u5b09\u3057\u3044\u70b9\/\u6c17\u306b\u306a\u3063\u305f\u70b9<\/h2>\n<h3 id=\"\u5b09\u3057\u3044\u70b9\">\u5b09\u3057\u3044\u70b9<\/h3>\n<p>\u4eca\u307e\u3067IP\u30a2\u30c9\u30ec\u30b9\u3067\u3057\u304b\u5bfe\u5fdc\u3067\u304d\u306a\u304b\u3063\u305f\u305f\u3081\u3001IP\u30a2\u30c9\u30ec\u30b9\u304c\u5909\u66f4\u3068\u306a\u3063\u305f\u5834\u5408\u306b\u90fd\u5ea6\u5909\u66f4\u304c\u5fc5\u8981\u3067\u3057\u305f\u304c\u3001\u4eca\u56de\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3067\u30c9\u30e1\u30a4\u30f3\u3067\u306e\u5236\u5fa1\u304c\u53ef\u80fd\u3068\u306a\u3063\u305f\u305f\u3081\u3001\u7ba1\u7406\u306e\u624b\u9593\u306e\u6e1b\u5c11\u3068\u67d4\u8edf\u6027\u304c\u5411\u4e0a\u3057\u307e\u3057\u305f\u3002<\/p>\n<h3 id=\"\u6c17\u306b\u306a\u3063\u305f\u70b9\">\u6c17\u306b\u306a\u3063\u305f\u70b9<\/h3>\n<p>\u5229\u7528\u3057\u3066\u3044\u3066\u611f\u3058\u305f\u6c17\u306b\u306a\u308b\u70b9\u3068\u3057\u3066\u306f\u4ee5\u4e0b\u306e4\u3064\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li>\u30ea\u30b9\u30c8\u3092\u4f5c\u6210\/\u66f4\u65b0\u3057\u305f\u5f8c\u306e\u6709\u52b9\u5316\u3092\u5fd8\u308c\u305d\u3046\n<ul>\n<li>\u30ea\u30b9\u30c8\u3092\u8ffd\u52a0\u3057\u305f\u3060\u3051\u3067\u306f\u4f7f\u7528\u3055\u308c\u307e\u305b\u3093\uff01\u5fc5\u305a\u6709\u52b9\u5316\u3092\u884c\u3044\u307e\u3057\u3087\u3046<\/li>\n<\/ul>\n<\/li>\n<li>S3\u306e\u30ea\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u3092\u66f4\u65b0\u3057\u305f\u3060\u3051\u3067GuardDuty\u5074\u306e\u66f4\u65b0\u3092\u5fd8\u308c\u305d\u3046\n<ul>\n<li>\u52d5\u7684\u306b\u30ea\u30b9\u30c8\u306e\u66f4\u65b0\u3092\u8a8d\u8b58\u3057\u3066\u304f\u308c\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\uff01\u5fc5\u305a\u66f4\u65b0\u3092\u884c\u3044\u307e\u3057\u3087\u3046<\/li>\n<\/ul>\n<\/li>\n<li>\u30ea\u30b9\u30c8\u306e\u6709\u52b9\u5316\u306b\u305d\u3053\u305d\u3053\u306e\u6642\u9593\u304c\u304b\u304b\u308b\n<ul>\n<li>\u6709\u52b9\u5316\u3084\u66f4\u65b0\u3092\u884c\u3046\u3068\u4f53\u611f\u306710\u5206\u7a0b\u5ea6\u304b\u304b\u308a\u307e\u3059\u3002\u516c\u5f0f\u3067\u3082\u8ff0\u3079\u3089\u308c\u3066\u3044\u308b\u901a\u308a15\u5206\u4ee5\u5185\u3067\u5b8c\u4e86\u3059\u308b\u3088\u3046\u3067\u3059\u304c\u3001\u30b1\u30fc\u30b9\u306b\u3088\u3063\u3066\u306f40\u5206\u304b\u304b\u308b\u3053\u3068\u3082\u3042\u308b\u3088\u3046\u3067\u3059<\/li>\n<\/ul>\n<\/li>\n<li>Trusted\u3068Threat\u306e\u767b\u9332\u5185\u5bb9\u306e\u8aa4\u308a\u306b\u6ce8\u610f\n<ul>\n<li>\u4e21\u65b9\u306b\u540c\u3058\u5185\u5bb9\u3092\u8ffd\u52a0\u3057\u305f\u5834\u5408\u306f\u3001Trusted Entity List\u304c\u512a\u5148\u3055\u308c\u308b\u306e\u3067\u5fc5\u305a\u8ffd\u52a0\u3057\u3066\u826f\u3044\u5185\u5bb9\u304b\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2 id=\"\u3055\u3044\u3054\u306b\">\u3055\u3044\u3054\u306b<\/h2>\n<p>\u3055\u3066GuardDuty\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306b\u3064\u3044\u3066\u898b\u3066\u307f\u307e\u3057\u305f\u304c\u3044\u304b\u304c\u3060\u3063\u305f\u3067\u3057\u3087\u3046\u304b\uff1f<br \/>\u5b09\u3057\u3044\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306a\u306e\u3067\u3001\u4e0a\u624b\u306b\u4f7f\u3063\u3066\u884c\u304d\u305f\u3044\u3067\u3059\u306d\uff01<br \/>\u4f59\u8ac7\u3067\u3059\u304c\u300cThreat\u300d\u3063\u3066\u306a\u3093\u3066\u8aad\u3080\u304b\u77e5\u3063\u3066\u307e\u3059\uff1f\uff1f\u300c\u30b9\u30ec\u30c3\u30c8\u300d\u3067\u3059\u3088\u3002\uff08\u610f\u5916\u3068\u8aad\u3081\u306a\u3044\u65b9\u304c\u3044\u307e\u3057\u305f\u306e\u3067\u306d\uff09<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u304c\u8ab0\u304b\u306e\u5f79\u306b\u7acb\u3064\u3068\u5e78\u3044\u3067\u3059\u3002<\/p>\n<div class=\"profile-cards-list\">\n<div class=\"profile-card-container\">\n<div class=\"sw-profile\">\n<div class=\"sw-profile__txt-wrap\">\n<p class=\"sw-profile__name\">kento.takizawa<a target=\"_blank\" href=\"https:\/\/serverworks-blog.hatenablog.com\/archive\/author\/swx-kento-takizawa\">(\u8a18\u4e8b\u4e00\u89a7)<\/a><\/p>\n<p class=\"sw-profile__txt\">\u59bb\u3068\u5a18\u3092\u3053\u3088\u306a\u304f\u611b\u3059\u30a8\u30f3\u30b8\u30cb\u30a2\n<\/p>\n<\/p><\/div>\n<\/div><\/div>\n<\/p><\/div>\n<\/div>\n<p><script>(function(d, s, id) {\n  var js, fjs = 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GuardDuty\u306f\u304a\u597d\u304d\u3067\u3059\u304b\uff1f\u79c1\u306f\u5acc\u3044\u3067\u3059\uff08\u3060\u3063\u3066\u3001\u8105\u5a01\u304c\u691c\u51fa\u3055\u308c\u308b\u3093\u3060\u3082\u306e [&hellip;]","protected":false},"author":1,"featured_media":5524,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-5523","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-company-tec"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Amazon GuardDuty\u3067\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u305f\u8105\u5a01\u691c\u51fa\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba - \u30b5\u30fc\u30d0\u30fc\u30ef\u30fc\u30af\u30b9\u30a8\u30f3\u30b8\u30cb\u30a2\u30d6\u30ed\u30b0 - 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