{"id":5064,"date":"2025-09-09T22:27:49","date_gmt":"2025-09-09T22:27:49","guid":{"rendered":"https:\/\/pokecon.jp\/job\/?p=5064"},"modified":"2025-09-09T22:27:49","modified_gmt":"2025-09-09T22:27:49","slug":"amazon-guardduty-%e3%82%ab%e3%82%b9%e3%82%bf%e3%83%a0%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%e5%bc%b7%e5%8c%96%e3%81%a7%e5%ae%9f%e7%8f%be%e3%81%99%e3%82%8b","status":"publish","type":"post","link":"https:\/\/pokecon.jp\/job\/5064\/","title":{"rendered":"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 &#8211; \u8a2d\u5b9a\u30fb\u81ea\u52d5\u5316\u30fb\u691c\u8a3c\u624b\u9806"},"content":{"rendered":"\n<\/p>\n<div>\n<h2 id=\"GuardDuty-Custom-Entity-Lists-\u306e\u6982\u8981\">GuardDuty Custom Entity Lists \u306e\u6982\u8981<\/h2>\n<p>2025 \u5e74 9 \u6708\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3067 Amazon GuardDuty \u306b Custom Entity Lists (Trusted \/ Threat) \u304c\u8ffd\u52a0\u3055\u308c\u3001\u5f93\u6765\u306e IP (\u5358\u4e00 \/ CIDR) \u30ea\u30b9\u30c8\u306b\u52a0\u3048\u3066\u30c9\u30e1\u30a4\u30f3\u6307\u5b9a\u304c\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u307e\u3057\u305f\u3002\u3053\u308c\u306b\u3088\u308a SaaS \/ CDN \u7531\u6765\u306e\u983b\u7e41\u306a IP \u5909\u52d5\u3067\u3082\u5b89\u5b9a\u3057\u3066\u8aa4\u691c\u77e5 (False Positive) \u3092\u6291\u5236\u3057\u3064\u3064\u3001\u65e2\u77e5\u60aa\u6027\u6307\u6a19\u3092\u7d44\u7e54\u7279\u6027\u306b\u5408\u308f\u305b\u3066\u67d4\u8edf\u306b\u53cd\u6620\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p><a target=\"_blank\" href=\"https:\/\/aws.amazon.com\/jp\/about-aws\/whats-new\/2025\/09\/threat-detection-amazon-guardduty-custom-entity-lists\/\">Enhancing threat detection with Amazon GuardDuty new custom entity lists<\/a><\/p>\n<h2 id=\"GuardDuty-\u5c0e\u5165\u524d\u306b\u9855\u5728\u5316\u3057\u3066\u3044\u305f\u8ab2\u984c\">GuardDuty \u5c0e\u5165\u524d\u306b\u9855\u5728\u5316\u3057\u3066\u3044\u305f\u8ab2\u984c<\/h2>\n<p>\u8aa4\u691c\u77e5\u30ce\u30a4\u30ba\u306e\u84c4\u7a4d\u306f\u30a2\u30ca\u30ea\u30b9\u30c8\u306e\u30a2\u30e9\u30fc\u30c8\u75b2\u52b4\u3092\u62db\u304d\u3001IP \u30d9\u30fc\u30b9\u904b\u7528\u306e\u9650\u754c\u306f\u30af\u30e9\u30a6\u30c9\u30cd\u30a4\u30c6\u30a3\u30d6\/SaaS \u4f9d\u5b58\u5ea6\u306e\u9ad8\u307e\u308a\u3068\u3068\u3082\u306b\u5e74\u3005\u9855\u5728\u5316\u3001\u3055\u3089\u306b\u5c5e\u4eba\u7684\u306a\u30ea\u30b9\u30c8\u66f4\u65b0\u30d7\u30ed\u30bb\u30b9\u304c\u6539\u5584\u30b5\u30a4\u30af\u30eb\u9045\u5ef6\u3092\u751f\u307f\u51fa\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<div class=\"s_table\"><table>\n<thead>\n<tr>\n<th> \u8ab2\u984c         <\/th>\n<th> \u5f71\u97ff         <\/th>\n<th> \u5178\u578b\u75c7\u72b6                             <\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td> \u8aa4\u691c\u77e5\u30ce\u30a4\u30ba <\/td>\n<td> \u30a2\u30e9\u30fc\u30c8\u75b2\u52b4 <\/td>\n<td> \u4fe1\u983c SaaS \u30c9\u30e1\u30a4\u30f3\u3078\u306e\u983b\u7e41\u306a\u691c\u77e5     <\/td>\n<\/tr>\n<tr>\n<td> IP \u4f9d\u5b58      <\/td>\n<td> \u8868\u73fe\u529b\u4e0d\u8db3   <\/td>\n<td> CDN \/ \u30de\u30eb\u30c1\u30ea\u30fc\u30b8\u30e7\u30f3\u5206\u6563\u3067 IP \u53ef\u5909 <\/td>\n<\/tr>\n<tr>\n<td> \u66f4\u65b0\u9045\u5ef6     <\/td>\n<td> \u5bfe\u5fdc\u9045\u308c     <\/td>\n<td> \u30ea\u30b9\u30c8\u30e1\u30f3\u30c6\u304c\u5c5e\u4eba\u5316                 <\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<h2 id=\"GuardDuty-Custom-Entity-Lists-\u9069\u7528\u5f8c\u306e\u6539\u5584\u52b9\u679c\">GuardDuty Custom Entity Lists \u9069\u7528\u5f8c\u306e\u6539\u5584\u52b9\u679c<\/h2>\n<p>\u300c\u30c9\u30e1\u30a4\u30f3\u8a31\u53ef\u300d\u306b\u3088\u308b\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u7ba1\u7406\u5358\u7d14\u5316\u306f\u521d\u671f\u52b9\u679c\u304c\u51fa\u3084\u3059\u304f\u3001\u300c\u7cbe\u5ea6\u5411\u4e0a\u300d\u306b\u3088\u308b\u8aa4\u691c\u77e5\u7387\u4f4e\u4e0b\u306f\u9577\u671f\u7684\u306b\u5206\u6790\u30ea\u30bd\u30fc\u30b9\u306e\u518d\u914d\u5206\u3092\u53ef\u80fd\u306b\u3057\u3001\u300c\u904b\u7528\u81ea\u52d5\u5316\u300d\u306f\u7d99\u7d9a\u7684\u306a\u8105\u5a01\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9\u53cd\u6620\u306e\u30ea\u30fc\u30c9\u30bf\u30a4\u30e0\u3092\u77ed\u7e2e\u3057\u307e\u3059\u3002<\/p>\n<div class=\"s_table\"><table>\n<thead>\n<tr>\n<th> \u6539\u5584\u9818\u57df     <\/th>\n<th> \u5177\u4f53\u52b9\u679c                              <\/th>\n<th> \u904b\u7528\u30a4\u30f3\u30d1\u30af\u30c8                   <\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td> \u30c9\u30e1\u30a4\u30f3\u8a31\u53ef <\/td>\n<td> SaaS \/ API \u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u7ba1\u7406\u304c\u5358\u7d14\u5316 <\/td>\n<td> \u30ce\u30a4\u30ba\u524a\u6e1b \u2192 MTTA\/MTTR \u77ed\u7e2e      <\/td>\n<\/tr>\n<tr>\n<td> \u7cbe\u5ea6\u5411\u4e0a     <\/td>\n<td> \u81ea\u793e\u56fa\u6709\u30ea\u30bd\u30fc\u30b9\u3092\u8003\u616e\u3057\u305f\u691c\u77e5        <\/td>\n<td> \u8aa4\u691c\u77e5\u7387\u4f4e\u4e0b\u3067\u5206\u6790\u30ea\u30bd\u30fc\u30b9\u6700\u9069\u5316 <\/td>\n<\/tr>\n<tr>\n<td> \u904b\u7528\u81ea\u52d5\u5316   <\/td>\n<td> S3 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u66f4\u65b0\u53cd\u6620               <\/td>\n<td> CI\/CD \u9023\u643a\u3067\u65e5\u6b21\u66f4\u65b0\u53ef\u80fd         <\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<h2 id=\"GuardDuty-Trusted--Threat-\u5229\u7528\u30d1\u30bf\u30fc\u30f3\">GuardDuty Trusted \/ Threat \u5229\u7528\u30d1\u30bf\u30fc\u30f3<\/h2>\n<ul>\n<li>Trusted Entity Lists: \u696d\u52d9\u5fc5\u9808 SaaS (*.enterprise-saas.com \u7b49) \u3092\u8a31\u53ef\u3057\u8aa4\u691c\u77e5\u30ce\u30a4\u30ba\u3092\u6291\u5236<\/li>\n<li>Threat Entity Lists: \u5916\u90e8 Threat Intel \u30d5\u30a3\u30fc\u30c9\u3092\u65e5\u6b21\u540c\u671f\u3057\u65b0\u898f\u60aa\u6027\u30c9\u30e1\u30a4\u30f3\u3092\u5373\u6642\u53cd\u6620<\/li>\n<\/ul>\n<h2 id=\"GuardDuty-Custom-Entity-Lists-\u8a2d\u5b9a\u624b\u9806\">GuardDuty Custom Entity Lists \u8a2d\u5b9a\u624b\u9806<\/h2>\n<h3 id=\"1-\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306e\u6e96\u5099\">1. \u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306e\u6e96\u5099<\/h3>\n<p>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u306f\u4ee5\u4e0b\u306e\u5f62\u5f0f\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30d7\u30ec\u30fc\u30f3\u30c6\u30ad\u30b9\u30c8\uff08TXT\uff09<\/li>\n<li>\u69cb\u9020\u5316\u8105\u5a01\u60c5\u5831\u8868\u73fe\uff08STIX\uff09<\/li>\n<li>\u30aa\u30fc\u30d7\u30f3\u8105\u5a01\u4ea4\u63db (OTX)TM CSV<\/li>\n<li>FireEye\u2122 iSIGHT \u8105\u5a01\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9 CSV<\/li>\n<li>ProofpointTM ET \u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9\u30d5\u30a3\u30fc\u30c9 CSV<\/li>\n<li>AlienVaultTM \u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u30d5\u30a3\u30fc\u30c9<\/li>\n<\/ul>\n<p>\u5404\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u8a73\u7d30\u306f\u4ee5\u4e0b\u30da\u30fc\u30b8\u306b\u4f8b\u304c\u3042\u308a\u307e\u3059\u3002<br \/><a target=\"_blank\" href=\"https:\/\/docs.aws.amazon.com\/guardduty\/latest\/ug\/guardduty_upload-lists.html#prepare_list\">\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u3068 IP \u30a2\u30c9\u30ec\u30b9\u30ea\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u305f\u8105\u5a01\u691c\u51fa\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba &#8211; Amazon GuardDuty<\/a><\/p>\n<p>\u4eca\u56de\u306f TXT \u5f62\u5f0f\u3067\u767b\u9332\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><code>trusted-domains.txt<\/code> (\u4f8b)<\/p>\n<pre class=\"code text\" data-lang=\"text\" data-unlink=\"\">allowed-saas.com\ncorporate-tool.net\n192.0.2.0\/24<\/pre>\n<h3 id=\"2-S3-\u3078\u914d\u7f6e\">2. S3 \u3078\u914d\u7f6e<\/h3>\n<ul>\n<li>\u30d0\u30b1\u30c3\u30c8: <code>sec-reference-lists<\/code><\/li>\n<li>\u30d1\u30b9\u4f8b: <code>guardduty\/trusted\/trusted-domains.txt<\/code><\/li>\n<\/ul>\n<p>\u5b9f\u904b\u7528\u306b\u3042\u305f\u3063\u3066\u306f\u3001\u5b9a\u7fa9\u30d5\u30a1\u30a4\u30eb\u3092\u914d\u7f6e\u3059\u308b S3 \u30d0\u30b1\u30c3\u30c8\u306f\u30d0\u30fc\u30b8\u30e7\u30cb\u30f3\u30b0\u306e\u6709\u52b9\u5316\u306a\u3069\u3092\u884c\u3044\u3001\u5909\u66f4\u5c65\u6b74\u3092\u8ffd\u8de1\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3 id=\"3-GuardDuty-\u30b3\u30f3\u30bd\u30fc\u30eb--API-\u767b\u9332\">3. GuardDuty \u30b3\u30f3\u30bd\u30fc\u30eb \/ API \u767b\u9332<\/h3>\n<pre class=\"code bash\" data-lang=\"bash\" data-unlink=\"\">aws guardduty create-trusted-entity-set \\\n  --detector-id <detector_id> \\\n  --name trusted-domains \\\n  --format TXT \\\n  --location s3:\/\/sec-reference-lists\/guardduty\/trusted\/trusted-domains.txt \\\n  --activate<\/detector_id><\/pre>\n<p>\u30c7\u30a3\u30c6\u30af\u30bf\u30fc ID \u306f<a target=\"_blank\" href=\"https:\/\/ap-northeast-1.console.aws.amazon.com\/guardduty\/home?region=ap-northeast-1#\/settings\">GuardDuty \u30b3\u30f3\u30bd\u30fc\u30eb\u306e\u8a2d\u5b9a\u30da\u30fc\u30b8<\/a>\u304b\u3089\u78ba\u8a8d\u3067\u304d\u307e\u3059<\/p>\n<p>\u5b9f\u884c\u4f8b<\/p>\n<pre class=\"code shell\" data-lang=\"shell\" data-unlink=\"\">~ $ aws guardduty create-trusted-entity-set \\\n&gt;   --detector-id <detector_id> \\\n&gt;   --name trusted-domains \\\n&gt;   --format TXT \\\n&gt;   --location s3:\/\/sec-reference-lists\/guardduty\/trusted\/trusted-domains.txt \\\n&gt;   --activate\n{\n    \"TrustedEntitySetId\": \"d3e47ea9c8f34f7496dc10757e5d206f\"\n}<\/detector_id><\/pre>\n<h3 id=\"4-\u6709\u52b9\u5316\u3068\u72b6\u614b\u78ba\u8a8d\">4. \u6709\u52b9\u5316\u3068\u72b6\u614b\u78ba\u8a8d<\/h3>\n<pre class=\"code bash\" data-lang=\"bash\" data-unlink=\"\">aws guardduty get-trusted-entity-set \\\n  --detector-id 123456789abcdefg \\\n  --trusted-entity-set-id d3e47ea9c8f34f7496dc10757e5d206f<\/pre>\n<p>\u5b9f\u884c\u7d50\u679c\u4f8b<\/p>\n<pre class=\"code shell\" data-lang=\"shell\" data-unlink=\"\">~ $ aws guardduty get-trusted-entity-set \\\n&gt; --detector-id <detector_id> \\\n&gt; --trusted-entity-set-id <trusted_entity_set_id>\n{\n    \"Name\": \"trusted-domains\",\n    \"Format\": \"TXT\",\n    \"Location\": \"s3:\/\/sec-reference-lists\/guardduty\/trusted\/trusted-domains.txt\",\n  \"ExpectedBucketOwner\": \"<account_id>\",\n    \"Status\": \"ACTIVE\",\n    \"Tags\": {},\n    \"CreatedAt\": \"2025-09-09T07:32:39+00:00\",\n    \"UpdatedAt\": \"2025-09-09T07:32:39+00:00\"\n}<\/account_id><\/trusted_entity_set_id><\/detector_id><\/pre>\n<h2 id=\"GuardDuty-Threat-Entity-\u306e\u6319\u52d5\u78ba\u8a8d\">GuardDuty Threat Entity \u306e\u6319\u52d5\u78ba\u8a8d<\/h2>\n<p>example.com \u3092\u8105\u5a01\u3068\u3057\u3066\u8a2d\u5b9a\u3057\u3001\u691c\u77e5\u3055\u305b\u3066\u307f\u3088\u3046\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u3092\u8105\u5a01\u3068\u3057\u3066\u767b\u9332\u3057\u307e\u3059\u3002<\/p>\n<p>threat-list.txt<\/p>\n<pre class=\"code txt\" data-lang=\"txt\" data-unlink=\"\">example.com<\/pre>\n<p>\u8105\u5a01\u3092\u767b\u9332\u3059\u308b\u969b\u306b\u306f create-threat-entity-set \u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"code shell\" data-lang=\"shell\" data-unlink=\"\">aws guardduty create-threat-entity-set \\\n  --detector-id <detector_id> \\\n    --name threat-domains \\\n    --format TXT \\\n    --location s3:\/\/sec-reference-lists\/guardduty\/threat\/threat-domains.txt \\\n    --activate<\/detector_id><\/pre>\n<p>\u5b9f\u884c\u7d50\u679c<\/p>\n<pre class=\"code shell\" data-lang=\"shell\" data-unlink=\"\">~ $ aws guardduty create-threat-entity-set \\\n&gt;     --detector-id <detector_id> \\\n&gt;     --name threat-domains \\\n&gt;     --format TXT \\\n&gt;     --location s3:\/\/sec-reference-lists\/guardduty\/threat\/threat-domains.txt \\\n&gt;     --activate\n{\n    \"ThreatEntitySetId\": \"f0d2e0c8cd6e4b5eb5c55d245c232376\"\n}<\/detector_id><\/pre>\n<p>\u72b6\u614b\u78ba\u8a8d<\/p>\n<p>\u767b\u9332\u72b6\u6cc1\u306f<a target=\"_blank\" href=\"https:\/\/ap-northeast-1.console.aws.amazon.com\/guardduty\/home?region=ap-northeast-1#\/lists\">GuardDuty \u30b3\u30f3\u30bd\u30fc\u30eb\u306e\u30ea\u30b9\u30c8\u30da\u30fc\u30b8<\/a>\u304b\u3089\u3082\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-ryoichiro-teshima\/20250909\/20250909185633.png\" width=\"1200\" height=\"533\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><\/p>\n<p>\u30b9\u30c6\u30fc\u30bf\u30b9\u304c Active (ACTIVE) \u306b\u306a\u308c\u3070\u5b8c\u4e86\u3067\u3059\u3002\n<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"Activate!\"><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-ryoichiro-teshima\/20250909\/20250909185652.png\" width=\"1200\" height=\"188\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><figcaption>Activate!<\/figcaption><\/figure>\n<p>EC2 \u3092\u7acb\u3066\u3066 example.com \u5b9b\u306b\u901a\u4fe1\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"code shell\" data-lang=\"shell\" data-unlink=\"\">[ec2-user@ip-172-31-33-66 ~]$ curl example.com --head\nHTTP\/1.1 200 OK\nContent-Type: text\/html\nETag: \"84238dfc8092e5d9c0dac8ef93371a07:1736799080.121134\"\nLast-Modified: Mon, 13 Jan 2025 20:11:20 GMT\nCache-Control: max-age=86000\nDate: Tue, 09 Sep 2025 08:23:11 GMT\nConnection: keep-alive<\/pre>\n<p>GuardDuty \u306e\u691c\u51fa\u7d50\u679c\u30da\u30fc\u30b8\u306b\u30ab\u30b9\u30bf\u30e0\u8105\u5a01\u30ea\u30b9\u30c8\u3067\u306e\u691c\u77e5\u304c\u78ba\u8a8d\u3067\u304d\u308c\u3070\u6210\u529f\u3067\u3059\u3002<\/p>\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-ryoichiro-teshima\/20250909\/20250909185721.png\" width=\"1200\" height=\"244\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><\/p>\n<h2 id=\"GuardDuty-\u3067\u8105\u5a01-Threat-\u3068\u4fe1\u983c-Trusted-\u304c\u7af6\u5408\u3057\u305f\u5834\u5408\u306e\u512a\u5148\u9806\u4f4d\">GuardDuty \u3067\u8105\u5a01 (Threat) \u3068\u4fe1\u983c (Trusted) \u304c\u7af6\u5408\u3057\u305f\u5834\u5408\u306e\u512a\u5148\u9806\u4f4d<\/h2>\n<h3 id=\"\u7d50\u8ad6\">\u7d50\u8ad6<\/h3>\n<p>\u4fe1\u983c\u8a2d\u5b9a\u304c\u512a\u5148\u3055\u308c\u307e\u3059\u3002<br \/>\n<a target=\"_blank\" href=\"https:\/\/docs.aws.amazon.com\/ja_jp\/guardduty\/latest\/ug\/guardduty_upload-lists.html\">\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u3068 IP \u30a2\u30c9\u30ec\u30b9\u30ea\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u305f\u8105\u5a01\u691c\u51fa\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba &#8211; Amazon GuardDuty<\/a><\/p>\n<blockquote>\n<p>\u4fe1\u983c\u3055\u308c\u305f\u30ea\u30b9\u30c8\u3068\u8105\u5a01\u30ea\u30b9\u30c8\u306e\u4e21\u65b9\u306b\u540c\u3058 IP \u30a2\u30c9\u30ec\u30b9\u307e\u305f\u306f\u30c9\u30e1\u30a4\u30f3\u3092\u542b\u3081\u308b\u5834\u5408\u3001\u4fe1\u983c\u3055\u308c\u305f\u30ea\u30b9\u30c8\u306e\u3053\u306e\u30a8\u30f3\u30c8\u30ea\u304c\u512a\u5148\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u30a8\u30f3\u30c8\u30ea\u306b\u95a2\u9023\u4ed8\u3051\u3089\u308c\u305f\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u304c\u3042\u308b\u5834\u5408\u3001GuardDuty \u306f\u7d50\u679c\u3092\u751f\u6210\u3057\u307e\u305b\u3093\u3002<\/p>\n<\/blockquote>\n<h3 id=\"\u691c\u8a3c\">\u691c\u8a3c<\/h3>\n<p>trust-entity-list.txt \u3068 threat-entity-list.txt \u3092\u7528\u610f\u3057\u3001\u767b\u9332\u3057\u307e\u3059\u3002<br \/>\n\u4e21\u30d5\u30a1\u30a4\u30eb\u306b\u306f\u540c\u3058\u30c9\u30e1\u30a4\u30f3\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p>trust-entity-list.txt<\/p>\n<pre class=\"code text\" data-lang=\"text\" data-unlink=\"\">serverworks.co.jp<\/pre>\n<p>threat-entity-list.txt<\/p>\n<pre class=\"code text\" data-lang=\"text\" data-unlink=\"\">serverworks.co.jp<\/pre>\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-ryoichiro-teshima\/20250909\/20250909185757.png\" width=\"1200\" height=\"332\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><\/p>\n<p>serverworks.co.jp \u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3001\u691c\u51fa\u7d50\u679c\u304c\u751f\u6210\u3055\u308c\u308b\u304b\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"code shell\" data-lang=\"shell\" data-unlink=\"\">~ $ curl serverworks.co.jp --head\nHTTP\/1.1 301 Moved Permanently\nDate: Tue, 09 Sep 2025 08:59:44 GMT\nServer: Apache\nLocation: https:\/\/serverworks.co.jp\/\nContent-Type: text\/html; charset=iso-8859-1<\/pre>\n<p>\u691c\u51fa\u7d50\u679c\u304c\u751f\u6210\u3055\u308c\u3066\u3044\u306a\u3044\u305f\u3081\u3001\u60f3\u5b9a\u901a\u308a\u306e\u52d5\u4f5c\u3068\u306a\u308a\u307e\u3059\u3002<br \/>\n<span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/swx-ryoichiro-teshima\/20250909\/20250909185821.png\" width=\"1200\" height=\"478\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><\/p>\n<h2 id=\"\u307e\u3068\u3081-GuardDuty-\u30ab\u30b9\u30bf\u30e0\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u6d3b\u7528\u30dd\u30a4\u30f3\u30c8\">\u307e\u3068\u3081 (GuardDuty \u30ab\u30b9\u30bf\u30e0\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u6d3b\u7528\u30dd\u30a4\u30f3\u30c8)<\/h2>\n<p>\u4ee5\u4e0a\u3001GuardDuty \u3067\u8a2d\u5b9a\u53ef\u80fd\u306b\u306a\u3063\u305f\u30ab\u30b9\u30bf\u30e0\u8a31\u53ef\u30ea\u30b9\u30c8\u30fb\u30ab\u30b9\u30bf\u30e0\u8105\u5a01\u30ea\u30b9\u30c8\u306b\u3064\u3044\u3066\u78ba\u8a8d\u3057\u3066\u304d\u307e\u3057\u305f\u3002<br \/>\n\u74b0\u5883\u3067\u5229\u7528\u3057\u3066\u3044\u308b SaaS \u3068\u306e\u901a\u4fe1\u304c\u691c\u77e5\u3055\u308c\u3066\u3057\u307e\u3063\u3066\u3044\u308b\u5834\u5408\u306b\u3001\u30c9\u30e1\u30a4\u30f3\u6307\u5b9a\u3067\u8a31\u53ef\u30bb\u30c3\u30c8\u3092\u6307\u5b9a\u3067\u304d\u308b\u306e\u306f\u4fbf\u5229\u3067\u3059\u306d\u3002<br \/>\n\u3053\u308c\u306b\u3088\u3063\u3066\u5b9a\u671f\u7684\u306b SaaS \u306e IP \u30a2\u30c9\u30ec\u30b9\u3092\u78ba\u8a8d\u3057\u3001\u8a31\u53ef IP \u30bb\u30c3\u30c8\u3092\u66f4\u65b0\u3059\u308b\u3088\u3046\u306a\u904b\u7528\u304c\u4e0d\u8981\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n\u73fe\u5728 GuardDuty \u3078\u306e\u5bfe\u5fdc\u3067\u3001SaaS \u306e IP \u304c\u691c\u51fa\u3055\u308c\u3066\u3057\u307e\u3046\u3001\u81ea\u793e\u306e\u30b5\u30fc\u30d3\u30b9\u304c\u691c\u51fa\u3055\u308c\u3066\u3057\u307e\u3046\u7b49\u306e\u4e8b\u8c61\u306b\u304a\u60a9\u307f\u306e\u65b9\u304c\u3044\u3089\u3063\u3057\u3083\u3044\u307e\u3057\u305f\u3089\u3001\u305c\u3072\u30ab\u30b9\u30bf\u30e0\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u3092\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\uff01<\/p>\n<h2 id=\"\u6ce8\u610f\u70b9\">\u6ce8\u610f\u70b9<\/h2>\n<ul>\n<li>\u4fe1\u983c (Trusted) \u30ea\u30b9\u30c8\u306f\u6700\u5c0f\u9650\u306b\u4fdd\u3061\u307e\u3057\u3087\u3046\u3002\u904e\u5270\u306a\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9 (\u4f8b: <code>*.com<\/code>, <code>*.*<\/code>) \u3084\u5e83\u3059\u304e\u308b\u30c8\u30c3\u30d7\u30ec\u30d9\u30eb\u30c9\u30e1\u30a4\u30f3\u914d\u4e0b\u4e00\u62ec\u8a31\u53ef\u306f\u691c\u77e5\u629c\u3051\u30ea\u30b9\u30af\u3092\u9ad8\u3081\u307e\u3059\u3002\u63a8\u5968\u306f (1) \u5177\u4f53\u7684\u306a FQDN \u5358\u4f4d\u3001(2) \u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u3092\u4f7f\u3046\u5834\u5408\u3067\u3082\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3 1 \u968e\u5c64\u7a0b\u5ea6\u306b\u9650\u5b9a\u3057\u3001\u56db\u534a\u671f\u3054\u3068\u306b\u68da\u5378\u3057\u3092\u884c\u3046\u3002\u7121\u52b9\u5316\u5019\u88dc\u306f\u300c\u76f4\u8fd1 N \u65e5\u30a2\u30af\u30bb\u30b9\u7121\u3057\u300d\u300c\u5bfe\u5fdc\u3059\u308b\u30d3\u30b8\u30cd\u30b9\u30aa\u30fc\u30ca\u30fc\u4e0d\u5728\u300d\u306a\u3069\u5b9a\u91cf\u6761\u4ef6\u3067\u62bd\u51fa\u3059\u308b\u3053\u3068\u304c\u671b\u307e\u3057\u3044\u3067\u3059\u3002<\/li>\n<li>\u30ea\u30b9\u30c8\u66f4\u65b0\u6642\u306f Git \u7b49\u3067\u5dee\u5206\u30ec\u30d3\u30e5\u30fc\u3057\u3001S3 \u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u524d\u306b\u91cd\u8907 \/ \u7121\u52b9\u30d5\u30a9\u30fc\u30de\u30c3\u30c8 \/ \u60f3\u5b9a\u5916\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u3092 CI \u3067\u691c\u8a3c\u3059\u308b\u30ac\u30fc\u30c9\u30ec\u30fc\u30eb\u3092\u8a2d\u3051\u308b\u3068\u4e8b\u6545\u6291\u6b62\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<li>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u30fbIP \u30a2\u30c9\u30ec\u30b9\u30ea\u30b9\u30c8\u306e\u5909\u66f4\u53cd\u6620\u306b\u306f\u4e00\u822c\u7684\u306b 15 \u5206\u307b\u3069\u3001\u6700\u5927\u3067 40 \u5206\u304b\u304b\u308a\u307e\u3059\u3002<br \/>\n<a target=\"_blank\" href=\"https:\/\/docs.aws.amazon.com\/guardduty\/latest\/ug\/guardduty_upload-lists.html\">\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u3068 IP \u30a2\u30c9\u30ec\u30b9\u30ea\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u305f\u8105\u5a01\u691c\u51fa\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba &#8211; Amazon GuardDuty<\/a><\/p>\n<blockquote>\n<p>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u307e\u305f\u306f IP \u30a2\u30c9\u30ec\u30b9\u30ea\u30b9\u30c8\u3092\u6709\u52b9\u5316\u3001\u7121\u52b9\u5316\u3001\u307e\u305f\u306f\u524a\u9664\u3057\u305f\u5f8c\u3001\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306f 15 \u5206\u4ee5\u5185\u306b\u5b8c\u4e86\u3059\u308b\u3068\u4e88\u60f3\u3055\u308c\u307e\u3059\u3002\u72b6\u6cc1\u306b\u3088\u3063\u3066\u306f\u3001\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u5b8c\u4e86\u3059\u308b\u307e\u3067\u306b\u6700\u5927 40 \u5206\u304b\u304b\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/blockquote>\n<\/li>\n<\/ul>\n<p>\u305d\u306e\u4ed6\u306e\u8003\u616e\u4e8b\u9805\u306b\u95a2\u3057\u3066\u306f\u4ee5\u4e0b\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3002<br \/><a target=\"_blank\" href=\"https:\/\/docs.aws.amazon.com\/ja_jp\/guardduty\/latest\/ug\/guardduty_upload-lists.html#guardduty-lists-entity-sets-considerations\">\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ea\u30b9\u30c8\u3068 IP \u30a2\u30c9\u30ec\u30b9\u30ea\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u305f\u8105\u5a01\u691c\u51fa\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba &#8211; GuardDuty \u30ea\u30b9\u30c8\u306b\u95a2\u3059\u308b\u91cd\u8981\u306a\u8003\u616e\u4e8b\u9805<\/a><\/p>\n<h2 id=\"\u53c2\u8003\u30ea\u30f3\u30af\">\u53c2\u8003\u30ea\u30f3\u30af<\/h2>\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\">\u624b\u5d8b \u51cc\u4e00\u6717 <a target=\"_blank\" href=\"https:\/\/serverworks-blog.hatenablog.com\/archive\/author\/swx-ryoichiro-teshima\">(\u8a18\u4e8b\u4e00\u89a7)<\/a><\/p>\n<p class=\"sw-profile__txt\">\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30af\u30e9\u30a6\u30c9\u90e8\u30fb\u30af\u30e9\u30a6\u30c9\u30ea\u30e9\u30a4\u30a2\u30d3\u30ea\u30c6\u30a3\u8ab2<\/p>\n<p class=\"sw-profile__txt\">\u66f8\u304d\u305f\u3044\u5fc3\u306f\u3042\u308b\u3093\u3067\u3059\u3002<\/p>\n<p class=\"sw-profile__txt\">\u8da3\u5473\u306f\u30c6\u30cb\u30b9\u3068\u91e3\u308a<\/p>\n<\/p><\/div>\n<\/div><\/div>\n<\/p><\/div>\n<\/div>\n<p><script>(function(d, s, id) {\n  var js, fjs = d.getElementsByTagName(s)[0];\n  if (d.getElementById(id)) return;\n  js = d.createElement(s); 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