{"id":157779,"date":"2022-03-28T18:57:43","date_gmt":"2022-03-29T01:57:43","guid":{"rendered":"https:\/\/www.paloaltonetworks.com\/blog\/?p=157779"},"modified":"2022-03-28T18:57:43","modified_gmt":"2022-03-29T01:57:43","slug":"new-frontiers-of-critical-infrastructure-networks","status":"publish","type":"post","link":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/2022\/03\/new-frontiers-of-critical-infrastructure-networks\/?lang=ja","title":{"rendered":"\u65b0\u305f\u306a\u57fa\u5e79\u30a4\u30f3\u30d5\u30e9\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u9818\u57df\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56"},"content":{"rendered":"<h2>\u300c\u30ec\u30d9\u30eb3.5\u300d\u306e\u5148\u3078<\/h2>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306b\u3068\u3063\u3066\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5f37\u5316\u3057\u3001\u30c7\u30b8\u30bf\u30eb\u306a\u66ae\u3089\u3057\u3092\u5b88\u308b\u4e0a\u3067\u3001\u5b98\u6c11\u9023\u643a\u306f\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u3053\u306e\u76ee\u6a19\u306b\u95a2\u9023\u3057\u3066\u3001\u5927\u7d71\u9818<a href=\"https:\/\/www.cisa.gov\/nstac\" 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\u30a8\u30ea\u30a2 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u5e83\u57df\u30cd\u30c3\u30c8\u30ef\u30fc\u30af(LAN\/WAN)\u306e\u9032\u5316\u306f\u305d\u306e\u4ee3\u8868\u4f8b\u3067\u3059\u3002\u305d\u3057\u3066\u3053\u3046\u3057\u305f\u9032\u5316\u306b\u4f34\u3044\u3001OT\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u7bc4\u56f2\u306b\u95a2\u3059\u308b\u8b70\u8ad6\u304c\u5909\u5316\u3057\u3066\u3044\u307e\u3059\u3002\u5f93\u6765\u306fIT\u3068OT\u306e\u5883\u754c\u3001\u3059\u306a\u308f\u3061<a href=\"https:\/\/www.plm.automation.siemens.com\/global\/en\/our-story\/glossary\/isa-95-framework-and-layers\/53244\" rel=\"nofollow,noopener\">ISA 95<\/a> (\u5225\u540dPurdue)\u53c2\u7167\u30e2\u30c7\u30eb\u306e\u300c\u30ec\u30d9\u30eb3.5\u300dDMZ\u3092\u6271\u3063\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u73fe\u5728\u3067\u306f\u30af\u30e9\u30a6\u30c9\u30015G\u3001SD-WAN\u3078\u306e\u7523\u696d\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u62e1\u5927\u3082\u542b\u307e\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>OT\/CI\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u95a2\u3059\u308b\u30d6\u30ed\u30b0\u30b7\u30ea\u30fc\u30ba\u306e\u7b2c3\u56de\u3067\u306f(\u7b2c1\u56de\u306f\u300cModernizing Critical Infrastructure Requires Security Transformation (<a href=\"https:\/\/www.paloaltonetworks.com\/blog\/2021\/09\/critical-infrastructure-security-transformation\/\">\u57fa\u5e79\u30a4\u30f3\u30d5\u30e9\u306e\u5237\u65b0\u306b\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5909\u9769\u304c\u5fc5\u8981<\/a>)\u300d\u3092\u3054\u89a7\u304f\u3060\u3055\u3044)\u3001\u4e0a\u8ff0\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5909\u9769\u306b\u7740\u76ee\u3057\u3001\u62e1\u5f35\u3055\u308c\u305f\u6700\u65b0\u306eOT\/CI\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a4\u30f3\u30d5\u30e9\u3067\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u304c\u4e00\u8cab\u3057\u305f\u30bc\u30ed \u30c8\u30e9\u30b9\u30c8 \u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u3069\u306e\u3088\u3046\u306b\u5b9f\u73fe\u3059\u308b\u304b\u3092\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h3>\u7523\u696d\u7528\u30af\u30e9\u30a6\u30c9\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/h3>\n<p>\u3053\u308c\u307e\u3067OT\u3067\u306f\u30af\u30e9\u30a6\u30c9\u306e\u5229\u7528\u304c\u5fcc\u907f\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u30aa\u30f3\u30d7\u30ec\u30df\u30b9\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u304b\u3089\u30af\u30e9\u30a6\u30c9\u3078\u306eOT\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u306e\u79fb\u884c\u306b\u3064\u306a\u304c\u308b\u3001\u7af6\u4e89\u529b\u306e\u3042\u308b\u5fdc\u7528\u4e8b\u4f8b\u306f\u591a\u6570\u5b58\u5728\u3057\u307e\u3059\u3002\u4f8b\u3068\u3057\u3066\u3001\u30c7\u30fc\u30bf\u30a6\u30a7\u30a2\u30cf\u30a6\u30b9\/\u30d2\u30b9\u30c8\u30ea\u30a2\u30f3\u304b\u3089\u3001\u4e88\u77e5\u4fdd\u5168\u3001\u30c7\u30b8\u30bf\u30eb\u30c4\u30a4\u30f3\u3001VR\/AR\u3001\u88fd\u54c1\u6700\u9069\u5316\u306a\u3069\u306e\u53f0\u982d\u3059\u308b\u7523\u696d\u5411\u3051IoT\u7528\u9014\u307e\u3067\u3001\u3055\u307e\u3056\u307e\u306a\u7528\u9014\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\u3053\u3046\u3057\u305f\u7528\u9014\u3067\u3055\u3048\u3001\u7570\u306a\u308b\u5236\u5fa1\u30b7\u30b9\u30c6\u30e0\u306b\u4e00\u672c\u5316\u3055\u308c\u305f\u7ba1\u7406\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u3088\u3046\u306a\u521d\u6b69\u7684\u306a\u7528\u9014\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u3055\u3089\u306b\u521d\u6b69\u7684\u306a\u7528\u9014\u3068\u3057\u3066\u306f\u3001OT\u306e\u30af\u30e9\u30a6\u30c9\u7ba1\u7406\u306b\u95a2\u9023\u3057\u305fSCADA\u5411\u3051\u306e\u7528\u9014\u304c\u6319\u3052\u3089\u308c\u308b\u3067\u3057\u3087\u3046\u3002\u307e\u305f\u3001\u4f1a\u8a08\u30b7\u30b9\u30c6\u30e0\u3084\u8acb\u6c42\u30b7\u30b9\u30c6\u30e0\u306e\u3088\u3046\u306a\u96a3\u63a5\u90e8\u9580\u306e\u975eOT\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3092\u8003\u616e\u3059\u308b\u3053\u3068\u3082\u91cd\u8981\u3067\u3059(<a href=\"https:\/\/whatis.techtarget.com\/feature\/Colonial-Pipeline-hack-explained-Everything-you-need-to-know\" rel=\"nofollow,noopener\">Colonial Pipeline\u3078\u306e\u30cf\u30c3\u30ad\u30f3\u30b0\u3092\u53c2\u7167<\/a>)\u3002\u3053\u308c\u3089\u306f\u904b\u7528\u8005\u306b\u3068\u3063\u3066OT\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3068\u5909\u308f\u3089\u306a\u3044\u91cd\u8981\u6027\u3092\u6301\u3064\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u30c9\u30e9\u30a4\u30d0\u304c\u4f55\u3067\u3042\u308c\u3001OT\u3068\u30af\u30e9\u30a6\u30c9 \u30b5\u30fc\u30d3\u30b9 \u30d7\u30ed\u30d0\u30a4\u30c0\u9593\u306eNorth-South\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3060\u3051\u3067\u306a\u304f\u3001\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308b\u7570\u306a\u308bVM\u3068\u30b3\u30f3\u30c6\u30ca\u9593\u306eEast-West\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3082\u78ba\u4fdd\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u30af\u30e9\u30a6\u30c9\u3092\u4fb5\u5bb3\u3055\u308c\u653b\u6483\u306e\u57fa\u70b9\u3068\u3057\u3066\u5229\u7528\u3055\u308c\u308b\u3053\u3068\u3092\u9632\u3050\u306b\u306f\u3001\u8a73\u7d30\u306a\u53ef\u8996\u5316\u3068\u304d\u3081\u7d30\u304b\u3044\u30bc\u30ed \u30c8\u30e9\u30b9\u30c8 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Access\u306fSD-WAN\u5c0e\u5165\u74b0\u5883\u3067\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u52b9\u679c\u7684\u306b\u78ba\u4fdd\u3059\u308b\u3001\u67d4\u8edf\u306a\u624b\u6bb5\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u652f\u793e\u306e\u8fd1\u304f\u3067\u30af\u30e9\u30a6\u30c9\u304b\u3089\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3067\u3001\u672c\u793e\u3068\u540c\u7b49\u306e\u4fdd\u8b77\u3092\u5b9f\u73fe\u3057\u3064\u3064\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30ad\u30f3\u30b0\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5408\u7406\u5316\u3067\u304d\u308b\u306e\u3067\u3059\u3002<\/p>\n<p>\u307e\u3068\u3081\u308b\u3068\u3001\u62e1\u5f35\u3055\u308c\u305f\u57fa\u5e79\u30a4\u30f3\u30d5\u30e9\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5168\u4f53\u3067\u3001\u3088\u308a\u52b9\u679c\u7684\u304b\u3064\u4e00\u8cab\u6027\u306e\u3042\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5b9f\u73fe\u3059\u308b\u3068\u3068\u3082\u306b\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u904b\u7528\u3092\u7c21\u7d20\u5316\u3067\u304d\u307e\u3059\u3002\u57fa\u5e79\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5237\u65b0\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u4e57\u308a\u51fa\u3059\u969b\u306f\u3001\u4e0a\u8ff0\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3068\u3057\u3066\u306e\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3092\u5ff5\u982d\u306b\u7f6e\u3044\u3066\u904b\u7528\u30c1\u30fc\u30e0\u3068\u5354\u529b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u30bc\u30ed\u30c8\u30e9\u30b9\u30c8\u3068\u57fa\u5e79\u30a4\u30f3\u30d5\u30e9\u4fdd\u8b77\u306b\u5bfe\u3059\u308b\u5f0a\u793e\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u8cc7\u6599\u3082\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/www.paloaltonetworks.com\/zero-trust\">\u30de\u30a4\u30af\u30ed\u30b5\u30a4\u30c8: \u30bc\u30ed\u30c8\u30e9\u30b9\u30c8<\/a><\/li>\n<li><a href=\"https:\/\/www.paloaltonetworks.com\/resources\/whitepapers\/industrial-control-blueprint-reference\">\u30db\u30ef\u30a4\u30c8\u30da\u30fc\u30d1\u30fc: \u7523\u696d\u7528\u5236\u5fa1\u30b7\u30b9\u30c6\u30e0\u5411\u3051\u53c2\u8003\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a08\u753b<\/a><\/li>\n<li><a href=\"https:\/\/www.paloaltonetworks.com\/resources\/whitepapers\/5g-private-networks-for-ot\">\u30db\u30ef\u30a4\u30c8\u30da\u30fc\u30d1\u30fc: OT\u5411\u30515G\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u300c\u30ec\u30d9\u30eb3.5\u300d\u306e\u5148\u3078 \u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306b\u3068\u3063\u3066\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5f37\u5316\u3057\u3001\u30c7\u30b8\u30bf\u30eb\u306a\u66ae\u3089\u3057\u3092\u5b88\u308b\u4e0a\u3067\u3001\u5b98\u6c11\u9023\u643a\u306f\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u3053\u306e\u76ee\u6a19\u306b\u95a2\u9023\u3057\u3066\u3001\u5927\u7d71\u9818\u56fd\u5bb6\u5b89\u5168\u4fdd\u969c\u96fb\u6c17\u901a\u4fe1\u8aee\u554f\u59d4\u54e1\u4f1a\u306e\u65b0\u3057\u3044\u5c0f\u59d4\u54e1\u4f1a\u306e\u30e1\u30f3\u30d0\u30fc\u306b\u4efb\u547d\u3055\u308c\u305f\u3053\u3068\u3092\u540d\u8a89\u306b\u601d\u3044\u307e\u3059\u3002\u5c0f\u59d4\u54e1\u4f1a\u306e\u4efb\u52d9\u306f\u3001IT\/OT\u306e\u878d\u5408\u306b\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u304c\u3069\u306e\u3088\u3046\u306b\u95a2\u4e0e\u3067\u304d\u308b\u304b\u3092\u691c\u8a0e\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u57fa\u5e79\u30a4\u30f3\u30d5\u30e9\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u6539\u5584\u3057\u3001\u30b5\u30a4\u30d0\u30fc\u8105\u5a01\u304b\u3089\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c6\u30af\u30ce\u30ed\u30b8\u3068\u57fa\u5e79\u30a4\u30f3\u30d5\u30e9(OT\/CI)\u3092\u4fdd\u8b77\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u91cd\u8981\u306a\u53d6\u308a\u7d44\u307f\u306b\u7b46\u8005\u306e\u7d4c\u9a13\u3092\u6d3b\u304b\u3059\u3053\u3068\u304c\u3067\u304d\u3001\u5149\u6804\u3067\u3059\u3002 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\u4e2d\u306b\u306f\u3001\u898f\u5236\u306b\u95a2\u3059\u308b\u30af\u30e9\u30a6\u30c9\u5c0e\u5165\u306e\u30cf\u30fc\u30c9\u30eb\u304c\u9ad8\u304f\u3001\u5b8c\u5168\u306a\u878d\u5408\u306b\u591a\u5c11\u306e\u6642\u9593\u304c\u304b\u304b\u308b\u30bf\u30a4\u30d7\u306eOT\/CI\u3082\u3042\u308b\u3067\u3057\u3087\u3046\u3002\u3057\u304b\u3057\u3001\u904b\u7528\u8005\u306e\u5927\u90e8\u5206\u306f\u5909\u9769\u306b\u5411\u3051\u305f\u53d6\u308a\u7d44\u307f\u3092\u59cb\u3081\u3066\u3044\u307e\u3059\u3002\u7523\u696d\u30a4\u30f3\u30d5\u30e9\u306e\u30af\u30e9\u30a6\u30c9\u62e1\u5f35\u3001\u30b9\u30de\u30fc\u30c8IoT\u30c6\u30af\u30ce\u30ed\u30b8\u306e\u5229\u7528\u3001\u7523\u696d\u5411\u3051\u30ed\u30fc\u30ab\u30eb \u30a8\u30ea\u30a2 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u5e83\u57df\u30cd\u30c3\u30c8\u30ef\u30fc\u30af(LAN\/WAN)\u306e\u9032\u5316\u306f\u305d\u306e\u4ee3\u8868\u4f8b\u3067\u3059\u3002\u305d\u3057\u3066\u3053\u3046\u3057\u305f\u9032\u5316\u306b\u4f34\u3044\u3001OT\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u7bc4\u56f2\u306b\u95a2\u3059\u308b\u8b70\u8ad6\u304c\u5909\u5316\u3057\u3066\u3044\u307e\u3059\u3002\u5f93\u6765\u306fIT\u3068OT\u306e\u5883\u754c\u3001\u3059\u306a\u308f\u3061ISA 95 (\u5225\u540dPurdue)\u53c2\u7167\u30e2\u30c7\u30eb\u306e\u300c\u30ec\u30d9\u30eb3.5\u300dDMZ\u3092\u6271\u3063\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u73fe\u5728\u3067\u306f\u30af\u30e9\u30a6\u30c9\u30015G\u3001SD-WAN\u3078\u306e\u7523\u696d\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u62e1\u5927\u3082\u542b\u307e\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002 OT\/CI\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u95a2\u3059\u308b\u30d6\u30ed\u30b0\u30b7\u30ea\u30fc\u30ba\u306e\u7b2c3\u56de\u3067\u306f(\u7b2c1\u56de\u306f\u300cModernizing Critical Infrastructure Requires Security Transformation (\u57fa\u5e79\u30a4\u30f3\u30d5\u30e9\u306e\u5237\u65b0\u306b\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5909\u9769\u304c\u5fc5\u8981)\u300d\u3092\u3054\u89a7\u304f\u3060\u3055\u3044)\u3001\u4e0a\u8ff0\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5909\u9769\u306b\u7740\u76ee\u3057\u3001\u62e1\u5f35\u3055\u308c\u305f\u6700\u65b0\u306eOT\/CI\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a4\u30f3\u30d5\u30e9\u3067\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u304c\u4e00\u8cab\u3057\u305f\u30bc\u30ed \u30c8\u30e9\u30b9\u30c8 \u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u3069\u306e\u3088\u3046\u306b\u5b9f\u73fe\u3059\u308b\u304b\u3092\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002 \u7523\u696d\u7528\u30af\u30e9\u30a6\u30c9\u30cd\u30c3\u30c8\u30ef\u30fc\u30af 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