{"id":12326,"date":"2025-05-26T14:05:40","date_gmt":"2025-05-26T14:05:40","guid":{"rendered":"https:\/\/itbusinesstoday.com\/?p=12326"},"modified":"2025-05-26T14:05:40","modified_gmt":"2025-05-26T14:05:40","slug":"building-resilience-how-zero-trust-architecture-transforms-enterprise-security","status":"publish","type":"post","link":"https:\/\/itbusinesstoday.com\/ja\/tech\/cybersecurity\/building-resilience-how-zero-trust-architecture-transforms-enterprise-security\/","title":{"rendered":"\u30ec\u30b8\u30ea\u30a8\u30f3\u30b9\u306e\u69cb\u7bc9\u30bc\u30ed\u30fb\u30c8\u30e9\u30b9\u30c8\u30fb\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u304c\u4f01\u696d\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u3069\u3046\u5909\u3048\u308b\u304b"},"content":{"rendered":"<?xml encoding=\"utf-8\" ?><p>For decades, organizations relied on the &lsquo;castle-and-moat&rsquo; approach to cybersecurity. Firewalls and VPNs served as digital moats. They kept threats out, thinking everything inside was safe. The model fell apart when businesses started using cloud services, mobile devices, and remote work. The perimeter dissolved, and attackers quickly learned to exploit misplaced trust.<\/p><p>\u30ec\u30ac\u30b7\u30fc\u30b7\u30b9\u30c6\u30e0\u304c\u60aa\u5316\u3055\u305b\u305f\u30a4\u30f3\u30b5\u30a4\u30c0\u30fc\u8105\u5a01\u306e\u53f0\u982d\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u904e\u5270\u306a\u30a2\u30af\u30bb\u30b9\u6a29\u9650\u3001\u6f0f\u6d29\u3057\u305f\u8a8d\u8a3c\u60c5\u5831\u3001\u307e\u305f\u306f\u60aa\u610f\u3092\u6301\u3063\u305f\u5f93\u696d\u54e1\u304c\u8106\u5f31\u6027\u3068\u306a\u308a\u307e\u3057\u305f\u3002\u30a4\u30f3\u30b5\u30a4\u30c0\u30fc\u306e\u8105\u5a01\u306f\u6025\u5897\u3057 <a href=\"https:\/\/www.ibm.com\/think\/insights\/83-percent-organizations-reported-insider-threats-2024\" data-no-translation=\"\">83%<\/a> 2024\u5e74\u306b\u5c11\u306a\u304f\u3068\u30821\u4ef6\u306e\u5185\u90e8\u8005\u653b\u6483\u3092\u5831\u544a\u3057\u305f\u7d44\u7e54\u306e\u5272\u5408\u3002\u30e9\u30f3\u30b5\u30e0\u30a6\u30a7\u30a2\u96c6\u56e3\u306f\u305d\u306e\u624b\u53e3\u3092\u5909\u3048\u307e\u3057\u305f\u3002\u5f7c\u3089\u306f\u73fe\u5728\u3001\u30b5\u30d7\u30e9\u30a4\u30c1\u30a7\u30fc\u30f3\u3092\u6a19\u7684\u3068\u3057\u3001\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30fb\u30d9\u30f3\u30c0\u30fc\u3092\u5229\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5f93\u6765\u306e\u9632\u5fa1\u3092\u56de\u907f\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p><p>\u30bc\u30ed\u30fb\u30c8\u30e9\u30b9\u30c8\u306f\u3001\u4fe1\u983c\u3067\u304d\u308b\u5185\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u3044\u3046\u8003\u3048\u65b9\u3092\u53d6\u308a\u6255\u3046\u3053\u3068\u3067\u3001\u3053\u308c\u3089\u306e\u30ae\u30e3\u30c3\u30d7\u3092\u89e3\u6c7a\u3057\u307e\u3059\u3002\u305d\u306e\u4ee3\u308f\u308a\u306b\u3001\u3059\u3079\u3066\u306e\u30a2\u30af\u30bb\u30b9\u8981\u6c42\u3092\u6f5c\u5728\u7684\u306a\u30ea\u30b9\u30af\u3068\u3057\u3066\u6271\u3044\u3001\u7d99\u7d9a\u7684\u306a\u691c\u8a3c\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u57ce\u9580\u3092\u3059\u3079\u3066\u306e\u5eca\u4e0b\u3001\u90e8\u5c4b\u3001\u5f15\u304d\u51fa\u3057\u306b\u3042\u308b\u30c1\u30a7\u30c3\u30af\u30dd\u30a4\u30f3\u30c8\u306b\u7f6e\u304d\u63db\u3048\u308b\u3088\u3046\u306a\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u3002\u3053\u306e\u304d\u3081\u7d30\u304b\u306a\u65b9\u6cd5\u306f\u3001\u4fb5\u5165\u3092\u9632\u304e\u3001\u653b\u6483\u6642\u306e\u88ab\u5bb3\u3092\u8efd\u6e1b\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p><h2><strong>\u30bc\u30ed\u30fb\u30c8\u30e9\u30b9\u30c8\u30fb\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u57fa\u672c\u539f\u5247<\/strong><\/h2><p>\u30bc\u30ed\u30fb\u30c8\u30e9\u30b9\u30c8\u306b\u306f3\u3064\u306e\u67f1\u304c\u3042\u308a\u307e\u3059\uff1a<\/p><ul>\n<li>\u660e\u793a\u7684\u306a\u691c\u8a3c<\/li>\n<li>\u6700\u5c0f\u7279\u6a29\u30a2\u30af\u30bb\u30b9<\/li>\n<li>\u9055\u53cd\u306e\u4eee\u5b9a<\/li>\n<\/ul><h4>\u3053\u3061\u3089\u3082\u304a\u8aad\u307f\u304f\u3060\u3055\u3044\uff1a <a class=\"p-url\" href=\"https:\/\/itbusinesstoday.com\/ja\/gov-tech\/crime-nabi-japans-ai-system-pioneering-the-future-of-predictive-policing\/\" rel=\"bookmark\">Crime Nabi: Japan&rsquo;s AI System Pioneering the Future of Predictive Policing<\/a><\/h4><p>\u5404\u539f\u5247\u304c\u9023\u52d5\u3057\u3066\u6a5f\u80fd\u3059\u308b\u3053\u3068\u3067\u3001\u52d5\u7684\u3067\u9069\u5fdc\u529b\u306e\u3042\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u614b\u52e2\u304c\u69cb\u7bc9\u3055\u308c\u307e\u3059\u3002<\/p><p><strong>\u660e\u793a\u7684\u306a\u691c\u8a3c<\/strong>&nbsp;ensures that no entity gains access without rigorous authentication. Multi-factor authentication (MFA) and biometrics are essential. However, advanced setups take it a step further. Behavioral analytics track patterns like typing speed and login times. This helps spot anomalies. A financial services firm may check device health and score risks in real-time. Access is granted only if the user&rsquo;s laptop has updated antivirus software. Also, the request must match their usual behavior.<\/p><p><strong>\u6700\u5c0f\u7279\u6a29\u30a2\u30af\u30bb\u30b9<\/strong>&nbsp;restricts users to the bare minimum permissions needed for their roles. A marketing team member doesn&rsquo;t need access to HR databases. Similarly, a contractor shouldn&rsquo;t have admin rights. By segmenting networks and applying granular policies, enterprises reduce the attack surface. One healthcare provider did this by tiering access to patient records. Doctors could see full histories, but billing staff only viewed insurance details.<\/p><p><strong>\u9055\u53cd\u306e\u60f3\u5b9a<\/strong>&nbsp;\u306f\u5f93\u6765\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u8003\u3048\u65b9\u3092\u8986\u3057\u307e\u3059\u3002\u30bc\u30ed\u30fb\u30c8\u30e9\u30b9\u30c8\u306f\u3001\u4e88\u9632\u306e\u307f\u306b\u7126\u70b9\u3092\u5f53\u3066\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u907f\u3051\u3089\u308c\u306a\u3044\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306b\u5099\u3048\u307e\u3059\u3002\u7d99\u7d9a\u7684\u306a\u76e3\u8996\u3068\u30de\u30a4\u30af\u30ed\u30bb\u30b0\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u3063\u3066\u8105\u5a01\u3092\u5c01\u3058\u8fbc\u3081\u3001\u81ea\u52d5\u5fdc\u7b54\u30b7\u30b9\u30c6\u30e0\u306b\u3088\u3063\u3066\u4fb5\u5bb3\u3055\u308c\u305f\u30c7\u30d0\u30a4\u30b9\u3092\u9694\u96e2\u3057\u307e\u3059\u3002\u3042\u308b\u5927\u624b\u5c0f\u58f2\u4f01\u696d\u306f\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u653b\u6483\u306b\u76f4\u9762\u3057\u307e\u3057\u305f\u3002Zero Trust\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u304a\u304b\u3052\u3067\u3001\u4fb5\u5bb3\u306f1\u3064\u306e\u90e8\u9580\u306b\u3068\u3069\u307e\u308a\u307e\u3057\u305f\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u6a2a\u306e\u52d5\u304d\u304c\u6b62\u307e\u308a\u3001\u6f5c\u5728\u7684\u306a\u640d\u5931\u3092\u6570\u767e\u4e07\u30c9\u30eb\u524a\u6e1b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002\u4f8b\u3048\u3070\u3001Zero Trust\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u304c\u6210\u719f\u3057\u3066\u3044\u308b\u7d44\u7e54\u3067\u306f\u3001\u60c5\u5831\u6f0f\u3048\u3044\u306e\u30b3\u30b9\u30c8\u304c\u304a\u3088\u305d\u6b21\u306e\u3088\u3046\u306b\u524a\u6e1b\u3055\u308c\u305f\u3068\u5831\u544a\u3055\u308c\u3066\u3044\u307e\u3059\u3002 <a href=\"https:\/\/jumpcloud.com\/blog\/top-zero-trust-security-stats\" data-no-translation=\"\">US$ 1 million<\/a>.<\/p><h2><strong>\u5b9f\u4e16\u754c\u3067\u306e\u5fdc\u7528<\/strong><\/h2><p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-12352\" src=\"https:\/\/itbusinesstoday.com\/wp-content\/uploads\/2025\/05\/Building-Resilience-How-Zero-Trust-Architecture-Transforms-Enterprise-Security-02.webp\" alt=\"Building Resilience\" width=\"1200\" height=\"800\"><\/p><p>\u30bc\u30ed\u30fb\u30c8\u30e9\u30b9\u30c8\u306b\u306f\u7406\u8ad6\u4e0a\u306e\u5f37\u529b\u306a\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u305d\u306e\u771f\u4fa1\u306f\u5b9f\u884c\u306b\u79fb\u3055\u308c\u305f\u3068\u304d\u306b\u767a\u63ee\u3055\u308c\u307e\u3059\u3002\u91d1\u878d\u3084\u30d8\u30eb\u30b9\u30b1\u30a2\u306a\u3069\u306e\u6a5f\u5bc6\u30c7\u30fc\u30bf\u3092\u6271\u3046\u696d\u754c\u306f\u3001\u3059\u3050\u306b\u3053\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u63a1\u7528\u3057\u307e\u3057\u305f\u3002\u307e\u305f\u3001\u305d\u306e\u67d4\u8edf\u6027\u304b\u3089\u3001\u4ed6\u306e\u30bb\u30af\u30bf\u30fc\u306b\u3082\u6709\u7528\u3067\u3059\u3002<\/p><p>IoT\u30c7\u30d0\u30a4\u30b9\u3068\u30ec\u30ac\u30b7\u30fc\u6a5f\u68b0\u304c\u72ec\u81ea\u306e\u8106\u5f31\u6027\u3092\u751f\u307f\u51fa\u3059\u88fd\u9020\u696d\u3092\u4f8b\u306b\u6319\u3052\u307e\u3057\u3087\u3046\u3002\u30e8\u30fc\u30ed\u30c3\u30d1\u306e\u3042\u308b\u81ea\u52d5\u8eca\u30e1\u30fc\u30ab\u30fc\u306f\u30bc\u30ed\u30fb\u30c8\u30e9\u30b9\u30c8\u3092\u63a1\u7528\u3057\u307e\u3057\u305f\u3002\u540c\u793e\u306f\u3001\u63a5\u7d9a\u3055\u308c\u305f\u5404\u30ed\u30dc\u30c3\u30c8\u3092\u4fe1\u983c\u3055\u308c\u3066\u3044\u306a\u3044\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3068\u307f\u306a\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u751f\u7523\u30b7\u30b9\u30c6\u30e0\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306b\u3001\u6280\u8853\u8005\u306f\u30c7\u30d0\u30a4\u30b9\u8a3c\u660e\u66f8\u3068\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u8003\u616e\u3057\u305f\u30dd\u30ea\u30b7\u30fc\u3092\u5fc5\u8981\u3068\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u8a31\u53ef\u3055\u308c\u305f\u62c5\u5f53\u8005\u3060\u3051\u304c\u7279\u5b9a\u306e\u30b7\u30d5\u30c8\u4e2d\u306b\u6a5f\u68b0\u3092\u4f7f\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p><p>\u516c\u5171\u90e8\u9580\u3067\u306f\u3001\u653f\u5e9c\u6a5f\u95a2\u304c\u56fd\u5bb6\u304b\u3089\u306e\u57f7\u62d7\u306a\u653b\u6483\u306b\u76f4\u9762\u3057\u3066\u3044\u307e\u3059\u3002\u7c73\u56fd\u306e\u3042\u308b\u9023\u90a6\u653f\u5e9c\u6a5f\u95a2\u306f\u3001\u58ca\u6ec5\u7684\u306a\u30b5\u30d7\u30e9\u30a4\u30c1\u30a7\u30fc\u30f3\u653b\u6483\u306e\u5f8c\u3001\u30bc\u30ed\u30fb\u30c8\u30e9\u30b9\u30c8\u3092\u63a1\u7528\u3057\u307e\u3057\u305f\u3002\u5fdc\u7b54\u6642\u9593\u3092\u77ed\u7e2e\u3057\u3001\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3092\u5f37\u5316\u3057\u307e\u3057\u305f\u3002\u30c7\u30fc\u30bf\u3092\u6700\u521d\u304b\u3089\u6700\u5f8c\u307e\u3067\u6697\u53f7\u5316\u3002\u307e\u305f\u3001\u53b3\u683c\u306a\u672c\u4eba\u78ba\u8a8d\u3092\u5b9f\u65bd\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5927\u7d71\u9818\u4ee414028\u306e\u3088\u3046\u306a\u6307\u4ee4\u306b\u5bfe\u5fdc\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p><p>\u4e2d\u5c0f\u4f01\u696d\u3067\u3082\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002\u3042\u308b\u4e2d\u5805\u306eSaaS\u65b0\u8208\u4f01\u696d\u306f\u3001\u30bc\u30ed\u30fb\u30c8\u30e9\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30ea\u30e2\u30fc\u30c8\u5f93\u696d\u54e1\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u78ba\u4fdd\u3057\u307e\u3057\u305f\u3002\u5f7c\u3089\u306fVPN\u306e\u4ee3\u308f\u308a\u306b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u5b9a\u7fa9\u306e\u5883\u754c\u7dda\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5f93\u696d\u54e1\u306f\u30a2\u30d7\u30ea\u306b\u76f4\u63a5\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5168\u4f53\u3092\u5b89\u5168\u306b\u4fdd\u3064\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u5411\u4e0a\u3057\u3001\u30af\u30ec\u30c7\u30f3\u30b7\u30e3\u30eb\u30b9\u30bf\u30c3\u30d5\u30a3\u30f3\u30b0\u653b\u6483\u304c\u6e1b\u5c11\u3057\u307e\u3057\u305f\u3002<\/p><h2><strong>\u5b9f\u88c5\u306e\u8ab2\u984c\u3092\u514b\u670d<\/strong><\/h2><p>Adopting Zero Trust isn&rsquo;t without hurdles. Cultural resistance, legacy systems, and complexity often stall progress. Leaders must view it as a strategic initiative, not just an IT project.<\/p><p>\u65e2\u5b58\u306e\u8cc7\u7523\u3068\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u306e\u76e3\u67fb\u304b\u3089\u59cb\u3081\u307e\u3057\u3087\u3046\u3002\u591a\u304f\u306e\u7d44\u7e54\u3067\u3001\u5197\u9577\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3084\u904e\u5270\u306a\u7279\u6a29\u30a2\u30ab\u30a6\u30f3\u30c8\u304c\u767a\u898b\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6bb5\u968e\u7684\u306a\u30ed\u30fc\u30eb\u30a2\u30a6\u30c8\u306b\u3088\u308a\u3001\u6df7\u4e71\u3092\u8efd\u6e1b\u3057\u307e\u3059\u3002\u96fb\u5b50\u30e1\u30fc\u30eb\u3084\u9867\u5ba2\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306a\u3069\u306e\u91cd\u8981\u306a\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u958b\u59cb\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u6a5f\u5bc6\u6027\u306e\u4f4e\u3044\u9818\u57df\u3078\u3068\u62e1\u5927\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p><p>\u90e8\u9580\u9593\u306e\u30b3\u30e9\u30dc\u30ec\u30fc\u30b7\u30e7\u30f3\u306f\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u6cd5\u52d9\u30c1\u30fc\u30e0\u306f\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u554f\u984c\u3092\u51e6\u7406\u3057\u3001\u4eba\u4e8b\u306f\u5f93\u696d\u54e1\u306e\u76ee\u6a19\u3068\u65b9\u91dd\u3092\u4e00\u81f4\u3055\u305b\u307e\u3059\u3002\u7814\u4fee\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u306f\u3001\u30bc\u30ed\u30fb\u30c8\u30e9\u30b9\u30c8\u3092\u6280\u8853\u8005\u4ee5\u5916\u306e\u30b9\u30bf\u30c3\u30d5\u306b\u8aac\u660e\u3057\u307e\u3059\u3002\u30bc\u30ed\u30fb\u30c8\u30e9\u30b9\u30c8\u304c\u751f\u7523\u6027\u3092\u963b\u5bb3\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u3044\u304b\u306b\u751f\u7523\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u304b\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p><p>\u30b3\u30b9\u30c8\u306e\u61f8\u5ff5\u306f\u3082\u3063\u3068\u3082\u3067\u3059\u304c\u3001\u514b\u670d\u53ef\u80fd\u3067\u3059\u3002\u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3\u30fb\u30ac\u30d0\u30ca\u30f3\u30b9\u30fb\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3084\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u691c\u51fa\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u306e\u3088\u3046\u306a\u30af\u30e9\u30a6\u30c9\u30cd\u30a4\u30c6\u30a3\u30d6\u30fb\u30c4\u30fc\u30eb\u306f\u3001\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u306a\u4fa1\u683c\u8a2d\u5b9a\u304c\u53ef\u80fd\u3067\u3059\u3002\u3057\u304b\u3057\u3001ROI\u306f\u5426\u5b9a\u3067\u304d\u307e\u305b\u3093\u3002\u5f37\u529b\u306a\u30bc\u30ed\u30fb\u30c8\u30e9\u30b9\u30c8\u30fb\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u6301\u3064\u30b0\u30eb\u30fc\u30d7\u306f\u3001\u4fb5\u5bb3\u3092\u8fc5\u901f\u306b\u767a\u898b\u3057\u3001\u305d\u306e\u4fee\u6b63\u306b\u8cbb\u3084\u3059\u8cbb\u7528\u3082\u5c11\u306a\u304f\u3066\u6e08\u307f\u307e\u3059\u3002<\/p><h2><strong>\u9032\u3080\u3079\u304d\u9053\u306f\u30ec\u30b8\u30ea\u30a8\u30f3\u30c8\u306a\u672a\u6765\u3092\u7bc9\u304f\u3053\u3068<\/strong><\/h2><p><img decoding=\"async\" class=\"alignnone size-full wp-image-12351\" src=\"https:\/\/itbusinesstoday.com\/wp-content\/uploads\/2025\/05\/Building-Resilience-How-Zero-Trust-Architecture-Transforms-Enterprise-Security-03.webp\" alt=\"Building Resilience\" width=\"1200\" height=\"800\"><\/p><p>Zero Trust isn&rsquo;t a destination but a journey. AI-driven attacks and quantum computing are changing the threat landscape. So, businesses need to stay agile. New tech, such as blockchain identity systems and homomorphic encryption, will boost Zero Trust frameworks. Homomorphic encryption lets us process data without needing to decrypt it.<\/p><p>\u30d3\u30b8\u30cd\u30b9\u30ea\u30fc\u30c0\u30fc\u306b\u3068\u3063\u3066\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u660e\u78ba\u3067\u3059\u3002\u4fb5\u5bb3\u3092\u5f85\u3063\u3066\u884c\u52d5\u3092\u8d77\u3053\u3059\u3053\u3068\u306f\u3082\u306f\u3084\u4e0d\u53ef\u80fd\u3067\u3059\u3002\u30bc\u30ed\u30fb\u30c8\u30e9\u30b9\u30c8\u306e\u539f\u5247\u3092\u7d44\u307f\u8fbc\u3080\u3053\u3068\u3067\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u30b3\u30b9\u30c8\u30bb\u30f3\u30bf\u30fc\u304b\u3089\u7d44\u7e54\u306e\u7af6\u4e89\u512a\u4f4d\u306b\u5909\u308f\u308a\u307e\u3059\u3002\u3053\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001\u9867\u5ba2\u3001\u30d1\u30fc\u30c8\u30ca\u30fc\u3001\u5229\u5bb3\u95a2\u4fc2\u8005\u3068\u306e\u4fe1\u983c\u95a2\u4fc2\u3092\u69cb\u7bc9\u3057\u307e\u3059\u3002<\/p><p>A Fortune 500 CISO, who led a Zero Trust overhaul, stated, &ldquo;We didn&rsquo;t just secure our systems; we future-proofed our business model.&rdquo; Zero Trust does more than defend against threats. It strengthens your entire business. It redefines what&rsquo;s possible.<\/p><h2><strong>\u6700\u7d42\u7684\u306a\u611f\u60f3<\/strong><\/h2><p>\u30c7\u30b8\u30bf\u30eb\u306e\u6642\u4ee3\u306b\u306f\u3001\u65b0\u3057\u3044\u30d7\u30ec\u30a4\u30d6\u30c3\u30af\u304c\u5fc5\u8981\u3067\u3059\u3002 <a href=\"https:\/\/itbusinesstoday.com\/ja\/tech\/cybersecurity\/japan-boosts-iot-cybersecurity-for-smart-city-expansion\/\">\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/a>. Zero Trust Architecture provides a strong way to build resilience. It combines strict security with flexible operations. Executives who challenge the status quo gain rewards beyond just reducing risks. They also drive innovation, build customer trust, and achieve long-term growth. The question isn&rsquo;t whether your organization can afford to adopt Zero Trust. It&rsquo;s whether you can afford not to.<\/p><p>\u3068\u3057\u3066 <a href=\"https:\/\/itbusinesstoday.com\/ja\/knowledge-hub\/from-raw-data-to-business-insights-how-data-wrangling-fuels-digital-transformation\/\">\u30c7\u30b8\u30bf\u30eb\u30fb\u30c8\u30e9\u30f3\u30b9\u30d5\u30a9\u30fc\u30e1\u30fc\u30b7\u30e7\u30f3<\/a> accelerates, organizations face a paradox: greater connectivity means more opportunity, but also greater risk. Zero Trust helps solve that paradox by aligning security with the pace of innovation. It&rsquo;s no longer just about protecting data; it&rsquo;s about safeguarding reputation, ensuring regulatory compliance, and enabling secure digital experiences across every touchpoint. With cyberattacks growing in both sophistication and frequency, global cybercrime is projected to cost the world <a href=\"https:\/\/cybersecurityventures.com\/cybercrime-damages-6-trillion-by-2021\/\" data-no-translation=\"\">US$ 10.5 trillion<\/a> 2025\u5e74\u307e\u3067\u306b\u306f\u6bce\u5e74\u3001\u305d\u306e\u5fc5\u8981\u6027\u306f\u3053\u308c\u307e\u3067\u4ee5\u4e0a\u306b\u660e\u78ba\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p><p>\u30bc\u30ed\u30c8\u30e9\u30b9\u30c8\u3092\u4e2d\u6838\u6226\u7565\u306b\u7d44\u307f\u8fbc\u3093\u3060\u7d44\u7e54\u306f\u3001\u5e02\u5834\u306b\u5f37\u3044\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u767a\u4fe1\u3057\u307e\u3059\u3002\u305d\u308c\u306f\u3001\u4fe1\u983c\u3001\u900f\u660e\u6027\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u5f8c\u4ed8\u3051\u3067\u306f\u306a\u304f\u3001\u57fa\u76e4\u3068\u306a\u308b\u539f\u5247\u3067\u3042\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u3053\u306e\u65b0\u3057\u3044\u73fe\u5b9f\u3067\u306f\u3001\u30ec\u30b8\u30ea\u30a8\u30f3\u30b9\u304c\u7a76\u6975\u306e\u901a\u8ca8\u3067\u3042\u308a\u3001\u30bc\u30ed\u30fb\u30c8\u30e9\u30b9\u30c8\u306f\u4f01\u696d\u304c\u305d\u308c\u3092\u7372\u5f97\u3059\u308b\u65b9\u6cd5\u306a\u306e\u3067\u3059\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>For decades, organizations relied on the &lsquo;castle-and-moat&rsquo; approach to cybersecurity. Firewalls and VPNs served as digital moats. They kept threats out, thinking everything inside was safe. The model fell apart when businesses started using cloud services, mobile devices, and remote work. The perimeter dissolved, and attackers quickly learned to exploit misplaced trust.Consider the rise of insider threats; a problem exacerbated by legacy systems. Employees with excessive access privileges, compromised credentials, or malicious intent became vulnerabilities. Insider threats have surged, with 83% of organizations reporting at least one insider attack in 2024. Ransomware gangs changed their tactics. They now target supply chains and use third-party vendors. This helps them get around [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":12354,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"wprm-recipe-roundup-name":"","wprm-recipe-roundup-description":"","postBodyCss":"","postBodyMargin":[],"postBodyPadding":[],"postBodyBackground":{"backgroundType":"classic","gradient":""},"footnotes":""},"categories":[184,180,201,85],"tags":[114,110,278,4518,4517,2476],"ppma_author":[324],"class_list":["post-12326","post","type-post","status-publish","format-standard","has-post-thumbnail","category-cybersecurity","category-knowledge-hub","category-staff-writers","category-tech","tag-cloud-service","tag-cybersecurity","tag-digital-transformation","tag-it-project","tag-security-posture","tag-zero-trust"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How Zero Trust Builds Resilient Enterprise Security<\/title>\n<meta name=\"description\" content=\"The old perimeter security model failed with cloud and remote work. 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Zero Trust fixes this by removing misplaced trust and securing access.","og_url":"https:\/\/itbusinesstoday.com\/ja\/tech\/cybersecurity\/building-resilience-how-zero-trust-architecture-transforms-enterprise-security\/","og_site_name":"itbusinesstoday","article_published_time":"2025-05-26T14:05:40+00:00","og_image":[{"width":1200,"height":800,"url":"https:\/\/itbusinesstoday.com\/wp-content\/uploads\/2025\/05\/Building-Resilience-How-Zero-Trust-Architecture-Transforms-Enterprise-Security-01.webp","type":"image\/webp"}],"author":"Amane Hoshimi","twitter_card":"summary_large_image","twitter_misc":{"\u57f7\u7b46\u8005":"Amane 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