{"id":38638,"date":"2020-11-19T09:00:55","date_gmt":"2020-11-19T00:00:55","guid":{"rendered":"https:\/\/www.creationline.com\/?p=38638"},"modified":"2020-11-18T14:16:14","modified_gmt":"2020-11-18T05:16:14","slug":"mutatingadmissioncontroller%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%97%e3%81%9fkubernetes%e3%83%af%e3%83%bc%e3%82%af%e3%83%ad%e3%83%bc%e3%83%89%e3%81%ae%e3%83%a9%e3%83%b3%e3%82%bf%e3%82%a4%e3%83%a0%e4%bf%9d","status":"publish","type":"post","link":"https:\/\/www.creationline.com\/tech-blog\/cloudnative\/aquasecurity\/38638","title":{"rendered":"MutatingAdmissionController\u3092\u4f7f\u7528\u3057\u305fKubernetes\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u306e\u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77 #aqua #\u30b3\u30f3\u30c6\u30ca #\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 #kubernetes #MutatingAdmissionController"},"content":{"rendered":"<p>\u672c\u30d6\u30ed\u30b0\u306f\u300cAqua Security\u300d\u793e\u306e\u6280\u8853\u30d6\u30ed\u30b0\u30672020\u5e7411\u670811\u65e5\u306b\u516c\u958b\u3055\u308c\u305f\u300c<a href=\"https:\/\/blog.aquasec.com\/kubernetes-runtime-security\" rel=\"nofollow noopener noreferrer\" target=\"_blank\"> Runtime Protection for K8s Workloads Using a Mutating Admission Controller <\/a>\u300d\u306e\u65e5\u672c\u8a9e\u7ffb\u8a33\u3067\u3059\u3002<\/p>\n<p><center><img loading=\"lazy\" decoding=\"async\" src=\"\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2020\/11\/kube-enforcer-blog-image.jpg\" alt=\"\" width=\"945\" height=\"458\" class=\"alignnone size-full wp-image-38639\" srcset=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2020\/11\/kube-enforcer-blog-image.jpg 945w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2020\/11\/kube-enforcer-blog-image-360x174.jpg 360w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2020\/11\/kube-enforcer-blog-image-768x372.jpg 768w\" sizes=\"auto, (max-width: 945px) 100vw, 945px\" \/><\/center><\/p>\n<h2>MutatingAdmissionController\u3092\u4f7f\u7528\u3057\u305fKubernetes\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u306e\u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77<\/h2>\n<hr \/>\n<p>Kubernetes \u306f\u30b3\u30f3\u30c6\u30ca\u30aa\u30fc\u30b1\u30b9\u30c8\u30ec\u30fc\u30bf\u30fc\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3068\u3057\u3066\u5341\u5206\u306b\u63a1\u7528\u3055\u308c\u308b\u307e\u3067\u306b\u6210\u719f\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001\u7ba1\u7406\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u78ba\u4fdd\u3059\u308b\u306e\u306f\u8907\u96d1\u306a\u307e\u307e\u3067\u3059\u3002\u3053\u308c\u3092\u60aa\u7528\u3057\u3088\u3046\u3068\u3059\u308b\u60aa\u8cea\u306a\u653b\u6483\u8005\u3084\u3001\u653b\u6483\u5bfe\u8c61\u306e\u5897\u52a0\u3068\u76f8\u307e\u3063\u3066\u3001\u7d44\u7e54\u306f Kubernetes \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306e\u5305\u62ec\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u5b9f\u88c5\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002Aqua \u306f Admission Controller \u306a\u3069\u306e Kubernetes \u30cd\u30a4\u30c6\u30a3\u30d6\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3092\u6d3b\u7528\u3057\u3001Pod \u306b\u30b5\u30a4\u30c9\u30ab\u30fc\u30b3\u30f3\u30c6\u30ca\u3068\u3057\u3066\u914d\u5099\u3059\u308b\u3053\u3068\u3067\u3001Kubernetes \u30d9\u30fc\u30b9\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u78ba\u4fdd\u306e\u8907\u96d1\u3055\u3092\u7de9\u548c\u3059\u308b\u3053\u3068\u3092\u76ee\u6307\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>Kubernetes \u30cd\u30a4\u30c6\u30a3\u30d6\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3092\u6d3b\u7528\u3057\u3001\u7d44\u7e54\u304c\u53ef\u80fd\u306a\u9650\u308a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u8fd1\u3044\u6240\u3067\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5b9f\u88c5\u3067\u304d\u308b\u3088\u3046\u652f\u63f4\u3059\u308b\u3053\u3068\u3067\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30c1\u30fc\u30e0\u3068 DevOps \u30c1\u30fc\u30e0\u306e\u9593\u306e\u30ae\u30e3\u30c3\u30d7\u3092\u57cb\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u3001<a href=\"https:\/\/blog.aquasec.com\/kspm-kubernetes-security-posture-management\" rel=\"noopener noreferrer\" target=\"_blank\">Kubernetes Security Posture Management(KSPM)<\/a>\u3092\u5c0e\u5165\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u306f\u3001Kubernetes \u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30dd\u30b9\u30c1\u30e3\u3092\u8a55\u4fa1\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064\u65b0\u6a5f\u80fd\u3067\u3059\u3002\u30dd\u30b9\u30c1\u30e3\u7ba1\u7406\u306f\u3042\u3089\u3086\u308b <a href=\"https:\/\/www.aquasec.com\/products\/kubernetes-security\/\" rel=\"noopener noreferrer\" target=\"_blank\">Kubernetes \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/a>\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u4e00\u90e8\u3067\u3042\u308b\u3079\u304d\u3067\u3042\u308a\u3001\u30e9\u30f3\u30bf\u30a4\u30e0\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306f\u305d\u308c\u3092\u88dc\u5b8c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u3079\u304d\u3067\u3059\u3002\u307e\u305a\u306f\u30af\u30e9\u30b9\u30bf\u304c\u6b63\u3057\u304f\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3001\u3055\u3089\u306b\u5404\u30af\u30e9\u30b9\u30bf\u306b\u8a31\u53ef\u3055\u308c\u308b\u30a4\u30e1\u30fc\u30b8\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002\u305d\u306e\u4e0a\u3067\u7591\u308f\u3057\u3044\u52d5\u4f5c\u3084\u6f5c\u5728\u7684\u306a\u7a81\u7834\u53e3\u3092\u691c\u51fa\u30fb\u9632\u6b62\u3059\u308b\u305f\u3081\u306b\u3001\u30af\u30e9\u30b9\u30bf\u4e0a\u3067\u306e\u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77\u306b\u3064\u3044\u3066\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3>Kubernetes \u306e Admission Controllers<\/h3>\n<p>Kubernetes \u30cd\u30a4\u30c6\u30a3\u30d6\u306e\u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77\u306b\u3064\u3044\u3066\u6398\u308a\u4e0b\u3052\u3066\u3044\u304f\u524d\u306b\u3001Kubernetes API \u306b\u7528\u610f\u3055\u308c\u305f\u91cd\u8981\u306a\u6a5f\u80fd\u3067\u3042\u308b Admission Controller\u3001\u7279\u306b Webhook \u3092\u4f7f\u7528\u3057\u3066\u7ba1\u7406\u3059\u308b\u4ed5\u7d44\u307f\u306b\u3064\u3044\u3066\u7406\u89e3\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002Admission Controller \u306f\u3001Kubernetes \u306e\u7ba1\u7406\u8005\u304c\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u30bb\u30ad\u30e5\u30a2\u306a\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u3092\u5b9f\u88c5\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30ea\u30bd\u30fc\u30b9\u5236\u5fa1\u304b\u3089\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u307e\u3067\u591a\u304f\u306e\u76ee\u7684\u306b\u5229\u7528\u3067\u304d\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u6c38\u7d9a\u5316\u3059\u308b\u524d\u306b Kubernetes API \u30b5\u30fc\u30d0\u3078\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u30a4\u30f3\u30bf\u30fc\u30bb\u30d7\u30c8\u3059\u308b\u306a\u3069\u306e\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u9762\u3067\u3082\u6a5f\u80fd\u3057\u307e\u3059\u3002<\/p>\n<p>Admission Controller \u306f\u30af\u30e9\u30b9\u30bf\u4e0a\u3067\u5b9f\u884c\u3067\u304d\u308b\u3082\u306e\u3092\u5b9a\u7fa9\u30fb\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u3001Validate Webhook \u3084 Mutating Webhook\u3001\u3042\u308b\u3044\u306f\u305d\u306e\u4e21\u65b9\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u3053\u306e2\u3064\u306e\u30bf\u30a4\u30d7\u306e\u9055\u3044\u306f\u3001Mutating Webhook \u306f API \u30b5\u30fc\u30d0\u306b\u9001\u3089\u308c\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u5909\u66f4\u3057\u3066\u30ab\u30b9\u30bf\u30e0\u30c7\u30d5\u30a9\u30eb\u30c8\u3092\u9069\u7528\u3067\u304d\u308b\u306e\u306b\u5bfe\u3057\u3001Validating Admission Webhook \u306f\u30ab\u30b9\u30bf\u30e0\u30dd\u30ea\u30b7\u30fc\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u62d2\u5426\u3067\u304d\u307e\u3059\u3002\u3064\u307e\u308a\u3001Validate Webhook \u306f (\u30c7\u30d7\u30ed\u30a4\u3055\u308c\u305f Pod \u306e\u3088\u3046\u306a)Kubernetes\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u627f\u8a8d\u307e\u305f\u306f\u62d2\u5426\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3067\u304d\u3001Mutating Webhook \u306f\u305d\u306e\u8a2d\u5b9a\u3092\u5909\u66f4\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>Kubernetes \u30cd\u30a4\u30c6\u30a3\u30d6\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u6d3b\u7528<\/h3>\n<p>Kubernetes \u304c\u696d\u754c\u306e\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u3068\u3057\u3066\u767b\u5834\u3057\u3066\u4ee5\u6765\u3001Aqua \u306e<a href=\"https:\/\/www.aquasec.com\/products\/container-security\/\" rel=\"noopener noreferrer\" target=\"_blank\">\u30b3\u30f3\u30c6\u30ca\u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77\u6a5f\u80fd<\/a>\u306f\u3001Kubernetes \u306e\u30cd\u30a4\u30c6\u30a3\u30d6\u6a5f\u80fd\u306e\u3044\u304f\u3064\u304b\u3092\u6d3b\u7528\u3057\u306a\u304c\u3089\u3001 Kubernetes \u306e\u4e2d\u3067\u30b7\u30fc\u30e0\u30ec\u30b9\u306b\u52d5\u4f5c\u3057\u30e9\u30f3\u30bf\u30a4\u30e0\u3092\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001Kubernetes \u304c\u672c\u756a\u74b0\u5883\u3078\u5e83\u304f\u5229\u7528\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u653b\u6483\u5bfe\u8c61\u304c\u62e1\u5927\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u7d44\u7e54\u306f\u8907\u96d1\u5316\u3059\u308b\u74b0\u5883\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u3001\u3088\u308a\u5f37\u56fa\u306a\u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3092\u5fc5\u8981\u3068\u3057\u3001\u305d\u308c\u306b\u4f34\u3046\u8907\u96d1\u3055\u3092\u56de\u907f\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u4eca\u65e5\u306e\u4e00\u822c\u7684\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30c4\u30fc\u30eb\u306f\u3001Kubernetes \u306e\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3092\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u3068\u3057\u3066\u7279\u6a29\u30b3\u30f3\u30c6\u30ca\u3092\u5404\u30db\u30b9\u30c8\u30fb\u30ce\u30fc\u30c9\u306b\u30c7\u30d7\u30ed\u30a4\u3059\u308b\u3053\u3068\u304c\u4e00\u822c\u7684\u3067\u3059\u3002\u3057\u304b\u3057\u4e00\u90e8\u306e\u7d44\u7e54\u3067\u306f\u3001\u3053\u308c\u304c\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u306e\u969c\u5bb3\u3084\u904b\u7528\u4e0a\u306e\u5236\u7d04\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u305d\u3053\u3067 Aqua\u306f\u3001Kubernetes \u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u306b RuntimePolicy \u3092\u5f37\u5236\u3059\u308b\u696d\u754c\u521d\u306e\u4ee3\u66ff\u65b9\u6cd5\u3092\u5c0e\u5165\u3057\u307e\u3059\u3002Enforcers(\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3092\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306e Aqua \u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8)\u3092\u7279\u6a29\u30b3\u30f3\u30c6\u30ca\u3068\u3057\u3066\u5168\u30ce\u30fc\u30c9\u3078\u30c7\u30d7\u30ed\u30a4\u3059\u308b\u4ee3\u308f\u308a\u306b\u3001Aqua Kube Enforcer \u3092\u30c7\u30d7\u30ed\u30a4\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002Aqua Kube Enforcer\u306fWebhooks \u3092\u4ecb\u3057\u3066\u3001Kubernetes Admission Controller \u306e Validate Webhook \u3068 Mutating Webhook \u306e\u4e21\u65b9\u3092\u5b9f\u88c5\u3057\u5f37\u5316\u3055\u308c\u307e\u3057\u305f\u3002\u307e\u305f\u3001Envoy(\u4e00\u822c\u7684\u306a\u30cf\u30a4\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30d7\u30ed\u30ad\u30b7)\u306e\u30c7\u30d7\u30ed\u30a4\u65b9\u6cd5\u3068\u4f3c\u305f\u65b9\u6cd5\u3067\u3001Mutating Webhook \u306b\u3088\u308a Kubernetes \u306b\u6700\u9069\u5316\u3055\u308c\u305f Aqua \u306e\u65b0\u305f\u306a\u6a5f\u80fd\u3067\u3042\u308b Pod Enforcer \u3092\u975e\u7279\u6a29\u30b5\u30a4\u30c9\u30ab\u30fc\u30b3\u30f3\u30c6\u30ca\u3068\u3057\u3066 Pod \u306b\u6ce8\u5165\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001Aqua \u306e\u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77\u3092 Pod \u5185\u3067\u5b9f\u884c\u3057\u3066\u3044\u308b\u30b3\u30f3\u30c6\u30ca\u306b\u9069\u7528\u3057\u306a\u304c\u3089\u3001\u52d5\u7684\u306a\u30dd\u30ea\u30b7\u30fc\u5909\u66f4\u3092\u53d7\u3051\u5165\u308c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><center><img decoding=\"async\" src=\"https:\/\/blog.aquasec.com\/hs-fs\/hubfs\/16_kubernetes_security_round_diagram_16_export-01.jpg?width=1608&name=16_kubernetes_security_round_diagram_16_export-01.jpg\" alt=\"\" \/><\/center><\/p>\n<h3>Aqua \u306e Kubernetes \u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77<\/h3>\n<p>Aqua \u306e\u65b0\u3057\u3044\u30e2\u30c7\u30eb\u3067\u306f\u3001\u30b3\u30f3\u30c6\u30ca\u306e DriftPrevention(Aqua \u306e\u6a5f\u80fd\u306e\u4e00\u3064)\u30fb\u632f\u308b\u821e\u3044\u5236\u5fa1\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5236\u5fa1\u306a\u3069\u306e\u52d5\u7684\u306a\u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u306a\u304c\u3089\u3001\u30ce\u30fc\u30c9\u306eOS \u7279\u6a29\u3092\u5fc5\u8981\u3068\u305b\u305a\u306b Kubernetes \u306e\u30c7\u30d7\u30ed\u30a4\u3092\u7c21\u5358\u306b\u81ea\u52d5\u5316\u3067\u304d\u307e\u3059\u3002Aqua \u306e Kubernetes \u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77\u306f\u3001\u7d44\u7e54\u304c\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5b9f\u88c5\u3057\u3001Kubernetes \u30af\u30e9\u30b9\u30bf\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ac\u30d0\u30ca\u30f3\u30b9\u3092\u5f37\u5316\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u30db\u30b9\u30c8\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u30fb\u5185\u90e8\u69cb\u6210\u30fb\u7ba1\u7406 API\u30fb\u30ef\u30fc\u30af\u30ed\u30fc\u30c9(Pod)\u306a\u3069\u3001Kubernetes \u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u5168\u4f53\u3067\u30db\u30b9\u30c8\u6a29\u9650\u3092\u5fc5\u8981\u3068\u305b\u305a\u306b\u5bb9\u6613\u306b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5f37\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n<h4>Admission Controllers \u3068 \u53ef\u8996\u6027<\/h4>\n<p>Aqua Kube Enforcer \u306f Kubernetes API Server \u306e Validating Admission Controller \u3068\u3057\u3066\u767b\u9332\u3055\u308c\u3001DevOps \u30c1\u30fc\u30e0\u306b Kubernetes \u30af\u30e9\u30b9\u30bf\u306e\u5b8c\u5168\u306a\u53ef\u8996\u6027\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u30db\u30b9\u30c8\u30fbNamespace\u30fb\u304a\u3088\u3073\u5b9f\u884c\u4e2d\u306e\u30b3\u30f3\u30c6\u30ca\u3092\u691c\u51fa\u3057\u3001SecOps \u30dd\u30ea\u30b7\u30fc\u306b\u5f93\u3063\u3066\u30af\u30e9\u30b9\u30bf\u5185\u306e Pod \u306e\u30c7\u30d7\u30ed\u30a4\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002Kube Enforcer \u306f Risk Explorer \u3092\u4ecb\u3057\u3066\u30af\u30e9\u30b9\u30bf\u5168\u4f53\u306e\u30b3\u30f3\u30c6\u30ca\u30a4\u30e1\u30fc\u30b8\u306e\u691c\u8a3c\u3068\u53ef\u8996\u6027\u3092\u63d0\u4f9b\u3057\u3001\u691c\u51fa\u3055\u308c\u305f\u5b9f\u884c\u4e2d\u306e\u30b3\u30f3\u30c6\u30ca\u306e\u30a4\u30e1\u30fc\u30b8\u3092\u81ea\u52d5\u7684\u306b\u767b\u9332\u3057\u307e\u3059\u3002<\/p>\n<h4>\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u30ec\u30b9\u306a\u4fdd\u8b77\u3001\u5186\u6ed1\u306a\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8<\/h4>\n<p>Aqua \u306e\u65b0\u3057\u3044 Kubernetes \u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77\u6a5f\u80fd\u306f\u3001\u81ea\u52d5\u5316\u30fb\u67d4\u8edf\u6027\u30fb\u30b9\u30b1\u30fc\u30eb\u306a\u3069\u306e Kubernetes \u306e\u6a5f\u80fd\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u306a\u304c\u3089\u3001\u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77\u306e\u30c7\u30d7\u30ed\u30a4\u306b\u767a\u751f\u3059\u308b\u885d\u7a81\u3092\u6392\u9664\u3057\u307e\u3059\u3002Kubernetes \u81ea\u4f53\u3092\u4f7f\u7528\u3057\u3066\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3092 Pod \u306b\u5c55\u958b\u3059\u308b\u305f\u3081\u3001DevOps \u30c1\u30fc\u30e0\u306f\u30c7\u30d7\u30ed\u30a4\u65b9\u6cd5\u3092\u4f55\u3082\u5909\u66f4\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p><center><img decoding=\"async\" src=\"https:\/\/blog.aquasec.com\/hs-fs\/hubfs\/KE%20Blog%20Diagram%20v2-1.jpg?width=850&name=KE%20Blog%20Diagram%20v2-1.jpg\" alt=\"\" \/><\/center><\/p>\n<h2>\u5168\u4f53\u7684\u306a Kubernetes \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5b9f\u73fe\u3059\u308b<\/h2>\n<hr \/>\n<p>\u52d5\u7684\u306a Admission Control \u3068 Pod \u30b5\u30a4\u30c9\u30ab\u30fc\u306e\u7d44\u307f\u5408\u308f\u305b\u306b\u3088\u308a\u3001Aqua \u306f\u3042\u3089\u3086\u308b\u6f5c\u5728\u7684\u306a\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u306e\u8105\u5a01\u306b\u5bfe\u5fdc\u3059\u308b Kubernetes \u306e\u300c\u30d5\u30ed\u30f3\u30c8\u30c9\u30a2\u300d\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002DevOps \u30c1\u30fc\u30e0 \u306f Pod \u306e\u4f5c\u6210\u3068\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u306e\u305f\u3081\u306b\u3001\u304d\u3081\u7d30\u304b\u3044\u8a8d\u8a3c\u30dd\u30ea\u30b7\u30fc\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002Aqua Kubernetes \u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77\u306f\u3001Kubernetes \u30ef\u30fc\u30ab\u30fc\u30ce\u30fc\u30c9\u3068\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d7\u30ec\u30fc\u30f3\u3001\u304a\u3088\u3073 Pod \u3068\u30ce\u30fc\u30c9\u306e\u9593\u306e\u5206\u96e2\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002\u30ce\u30fc\u30c9\u306b\u95a2\u4fc2\u306a\u304f\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3092\u8a08\u6e2c\u3059\u308b\u305f\u3081\u306e\u7c92\u5ea6\u304c\u5411\u4e0a\u3057\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3092\u6700\u9069\u5316\u3059\u308b\u5927\u898f\u6a21\u306a\u74b0\u5883\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/p>\n<p>Aqua \u306e <a href=\"https:\/\/www.aquasec.com\/products\/kubernetes-security\/\" rel=\"noopener noreferrer\" target=\"_blank\">Kubernetes Security<\/a> \u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001DevOps \u30c1\u30fc\u30e0\u306f Kubernetes \u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u306e\u69cb\u6210\u3092\u7c21\u5358\u306b\u30bb\u30ad\u30e5\u30a2\u306b\u3067\u304d\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30c1\u30fc\u30e0\u3068\u9023\u643a\u3057\u3066\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u5168\u4f53\u306b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30dd\u30ea\u30b7\u30fc\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u52b9\u679c\u7684\u306b\u4f5c\u696d\u3092\u9032\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><!--HubSpot Call-to-Action Code --><span class=\"hs-cta-wrapper\" id=\"hs-cta-wrapper-8181cbb9-b6b8-4881-bf24-1fc293f778a5\"><span class=\"hs-cta-node hs-cta-8181cbb9-b6b8-4881-bf24-1fc293f778a5\" id=\"hs-cta-8181cbb9-b6b8-4881-bf24-1fc293f778a5\"><!--[if lte IE 8]>\n\n<div id=\"hs-cta-ie-element\"><\/div>\n\n<![endif]--><a href=\"https:\/\/cta-redirect.hubspot.com\/cta\/redirect\/1665891\/8181cbb9-b6b8-4881-bf24-1fc293f778a5\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" class=\"hs-cta-img\" id=\"hs-cta-img-8181cbb9-b6b8-4881-bf24-1fc293f778a5\" style=\"border-width:0px;margin: 0 auto; display: block; margin-top: 20px; margin-bottom: 20px\" src=\"https:\/\/no-cache.hubspot.com\/cta\/default\/1665891\/8181cbb9-b6b8-4881-bf24-1fc293f778a5.png\" alt=\"New call-to-action\" align=\"middle\"><\/a><\/span><script charset=\"utf-8\" src=\"\/hs\/cta\/cta\/current.js\"><\/script><script type=\"text\/javascript\"> hbspt.cta._relativeUrls=true;hbspt.cta.load(1665891, '8181cbb9-b6b8-4881-bf24-1fc293f778a5', {}); <\/script><\/span><!-- end HubSpot Call-to-Action Code --><\/p>\n<p>Aqua \u306e <a href=\"https:\/\/blog.aquasec.com\/kspm-kubernetes-security-posture-management\" rel=\"noopener noreferrer\" target=\"_blank\">Kubernetes Security Posture Management(KSPM)<\/a>\u3068\u65b0\u3057\u3044\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u30ec\u30b9\u306a Kubernetes \u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77\u306b\u3088\u308a\u3001\u7d44\u7e54\u306f Kubernetes \u30d9\u30fc\u30b9\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u8907\u6570\u306e\u8105\u5a01\u304b\u3089\u5b88\u308a\u307e\u3059\u3002\u540c\u6642\u306b\u3001\u30cb\u30fc\u30ba\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77\u306e\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u30e2\u30c7\u30eb\u3092\u81ea\u7531\u306b\u9078\u629e\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\t\t<!--HubSpot Call-to-Action Code -->\n\t\t<span class=\"hs-cta-wrapper\" id=\"hs-cta-wrapper-3a13195e-48f8-474a-ac0e-d21ac0a01291\">\n\t\t<span class=\"hs-cta-node hs-cta-3a13195e-48f8-474a-ac0e-d21ac0a01291\" id=\"3a13195e-48f8-474a-ac0e-d21ac0a01291\">\n\t\t<!--[if lte IE 8]>\n\t\t<div id=\"hs-cta-ie-element\"><\/div>\n\t\t<![endif]-->\n\t\t<a href=\"https:\/\/cta-redirect.hubspot.com\/cta\/redirect\/6168413\/3a13195e-48f8-474a-ac0e-d21ac0a01291\" >\n\t\t<img decoding=\"async\" class=\"hs-cta-img\" id=\"hs-cta-img-3a13195e-48f8-474a-ac0e-d21ac0a01291\" style=\"border-width:0px;\" src=\"https:\/\/no-cache.hubspot.com\/cta\/default\/6168413\/3a13195e-48f8-474a-ac0e-d21ac0a01291.png\"  alt=\"New call-to-action\"\/>\n\t\t<\/a>\n\t\t<\/span>\n\t\t<script charset=\"utf-8\" src=\"\/\/js.hubspot.com\/cta\/current.js\"><\/script>\n\t\t<script>\n\t\thbspt.cta.load(6168413, '3a13195e-48f8-474a-ac0e-d21ac0a01291', {});\n\t\t<\/script>\n\t\t<\/span>\n\t\t<!-- end HubSpot Call-to-Action Code -->\n\t\t\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u30d6\u30ed\u30b0\u306f\u300cAqua Security\u300d\u793e\u306e\u6280\u8853\u30d6\u30ed\u30b0\u30672020\u5e7411\u670811\u65e5\u306b\u516c\u958b\u3055\u308c\u305f\u300c Runtime Protection for K8s Workloads Using a Mutating Admission [&#8230;]<\/p>\n","protected":false},"author":56,"featured_media":38639,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","footnotes":""},"categories":[176,122],"tags":[174,152,123,112,399,286,358],"class_list":["post-38638","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aquasecurity","category-kubernetes","tag-aqua","tag-aquasecurity","tag-k8s","tag-kubernetes","tag-mutatingadmissioncontroller","tag-286","tag-358"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>MutatingAdmissionController\u3092\u4f7f\u7528\u3057\u305fKubernetes\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u306e\u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77 #aqua #\u30b3\u30f3\u30c6\u30ca #\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 #kubernetes #MutatingAdmissionController - Tech Blog\uff5c\u30af\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u30e9\u30a4\u30f3<\/title>\n<meta name=\"description\" content=\"AquaSecurity, Kubernetes |\u672c\u30d6\u30ed\u30b0\u306f\u300cAqua Security\u300d\u793e\u306e\u6280\u8853\u30d6\u30ed\u30b0\u30672020\u5e7411\u670811\u65e5\u306b\u516c\u958b\u3055\u308c\u305f\u300c Runtime Protection for K8s\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.creationline.com\/tech-blog\/cloudnative\/aquasecurity\/38638\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"MutatingAdmissionController\u3092\u4f7f\u7528\u3057\u305fKubernetes\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u306e\u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77 #aqua #\u30b3\u30f3\u30c6\u30ca #\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 #kubernetes #MutatingAdmissionController - Tech 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