{"id":11417,"date":"2026-11-03T18:07:33","date_gmt":"2026-11-03T09:07:33","guid":{"rendered":"https:\/\/venu-sys.co.jp\/jo-sys\/?p=11417"},"modified":"2026-11-03T18:07:33","modified_gmt":"2026-11-03T09:07:33","slug":"chukansha-kougeki-mitm-toha","status":"publish","type":"post","link":"https:\/\/venu-sys.co.jp\/jo-sys\/11417\/","title":{"rendered":"\u3010\u8b66\u5bdf\u5e81\u30fbIPA\u30c7\u30fc\u30bf\u3011\u4e2d\u9593\u8005\u653b\u6483\uff08MITM\uff09\u3068\u306f\uff5c\u901a\u4fe1\u3092\u76d7\u307f\u898b\u308b\u4ed5\u7d44\u307f\u3068\u5bfe\u7b56\u30012025\u5e74\u306b\u691c\u6319\u3055\u308c\u305f\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306f9\u5272\u8d85\u304c\u8a8d\u8a3c\u60c5\u5831\u306e\u60aa\u7528"},"content":{"rendered":"<p>\u793e\u54e1\u306e\u51fa\u5f35\u3084\u5916\u51fa\u304c\u5897\u3048\u308b\u3068\u3001\u793e\u5916\u3067\u306e\u901a\u4fe1\u306e\u5b89\u5168\u304c\u6c17\u306b\u306a\u3063\u3066\u304d\u307e\u3059\u3088\u306d\u3002\u7279\u306b\u60c5\u30b7\u30b9\u62c5\u5f53\u8005\u304c1\u4eba\u306e\u4f1a\u793e\u3067\u306f\u3001\u3069\u3053\u307e\u3067\u624b\u3092\u6253\u3066\u3070\u3088\u3044\u304b\u5224\u65ad\u3057\u306b\u304f\u3044\u3082\u306e\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u51fa\u5f35\u5148\u306e\u30d5\u30ea\u30fcWi-Fi\u3001\u793e\u54e1\u306f\u672c\u5f53\u306b\u5b89\u5168\u306b\u4f7f\u3063\u3066\u3044\u308b\u306e\u304b<\/li>\n<li>\u4e2d\u9593\u8005\u653b\u6483\u3068\u3044\u3046\u8a00\u8449\u306f\u805e\u304f\u304c\u3001\u81ea\u793e\u306b\u3069\u3053\u307e\u3067\u95a2\u4fc2\u3059\u308b\u306e\u304b<\/li>\n<li>\u4f55\u304b\u3089\u624b\u3092\u4ed8\u3051\u308c\u3070\u3088\u3044\u306e\u304b\u5206\u304b\u3089\u306a\u3044<\/li>\n<\/ul>\n<p>\u7d50\u8ad6\u304b\u3089\u8a00\u3046\u3068\u3001\u4e2d\u9593\u8005\u653b\u6483\u306e\u88ab\u5bb3\u4ef6\u6570\u306f\u3001\u56fd\u5185\u306e\u516c\u7684\u7d71\u8a08\u3067\u306f\u72ec\u7acb\u3057\u3066\u6570\u3048\u3089\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001\u4e2d\u9593\u8005\u653b\u6483\u306e\u4e3b\u306a\u72d9\u3044\u306e1\u3064\u3067\u3042\u308b\u8a8d\u8a3c\u60c5\u5831\u306b\u3064\u3044\u3066\u306f\u3001\u305d\u306e\u60aa\u7528\u304c\u76ee\u7acb\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>2025\u5e74\u306b\u691c\u6319\u3055\u308c\u305f\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba407\u4ef6\u306e\u3046\u3061\u3001399\u4ef6\u304cID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u306a\u3069\u3092\u76d7\u7528\u3059\u308b\u624b\u53e3\u3067\u3057\u305f\u3002\u51fa\u5178\u306f\u3001\u8b66\u5bdf\u5e81\u30fb\u7dcf\u52d9\u7701\u30fb\u7d4c\u6e08\u7523\u696d\u7701\u300c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba\u306e\u767a\u751f\u72b6\u6cc1\u53ca\u3073\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u6a5f\u80fd\u306b\u95a2\u3059\u308b\u6280\u8853\u306e\u7814\u7a76\u958b\u767a\u306e\u72b6\u6cc1\u300d\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u4e2d\u9593\u8005\u653b\u6483\u306e\u4ed5\u7d44\u307f\u3068\u4ee3\u8868\u7684\u306a\u624b\u53e3\u3092\u8aac\u660e\u3057\u307e\u3059\u3002\u305d\u306e\u3046\u3048\u3067\u3001\u516c\u7684\u30c7\u30fc\u30bf\u304b\u3089\u5206\u304b\u308b\u5229\u7528\u8005\u306e\u5bfe\u7b56\u72b6\u6cc1\u3068\u3001\u60c5\u30b7\u30b9\u304c\u7d44\u7e54\u3068\u3057\u3066\u6574\u3048\u308b\u3079\u304d\u5bfe\u7b56\u3092\u6574\u7406\u3057\u307e\u3059\u3002<\/p>\n<p><strong>\u3053\u306e\u8a18\u4e8b\u306e\u30dd\u30a4\u30f3\u30c8<\/strong><\/p>\n<ul>\n<li>\u4e2d\u9593\u8005\u653b\u6483\u306f\u901a\u4fe1\u306e\u9593\u306b\u5272\u308a\u8fbc\u3080\u653b\u6483\u3067\u3001\u516c\u8846\u7121\u7ddaLAN\u3067\u306f\u76d7\u8074\u30fb\u306a\u308a\u3059\u307e\u3057\u30fb\u60aa\u610f\u306e\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u304c\u4ee3\u8868\u7684\u306a\u624b\u53e3\u3067\u3059\uff08IPA\u300c\u516c\u8846\u7121\u7ddaLAN\u5229\u7528\u306b\u4fc2\u308b\u8105\u5a01\u3068\u5bfe\u7b56\u300d\uff09<\/li>\n<li>2014\u5e74\u306e\u7dcf\u52d9\u7701\u306e\u8abf\u67fb\u3067\u3001\u516c\u8846\u7121\u7ddaLAN\u306e\u8105\u5a01\u3092\u77e5\u3063\u3066\u3044\u308b\u65e5\u672c\u4eba\u89b3\u5149\u5ba2\u306f64.8%\u3001\u5bfe\u7b56\u3092\u5b9f\u65bd\u3057\u3066\u3044\u305f\u4eba\u306f47.1%\u3067\u3057\u305f<\/li>\n<li>2025\u5e74\u306b\u691c\u6319\u3055\u308c\u305f\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba407\u4ef6\u306e\u3046\u3061399\u4ef6\u304c\u8a8d\u8a3c\u60c5\u5831\u306e\u60aa\u7528\u3067\u3059\u3002\u500b\u4eba\u4efb\u305b\u3067\u306f\u306a\u304f\u3001\u7d44\u7e54\u306e\u4ed5\u7d44\u307f\u3067\u5b88\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059<\/li>\n<\/ul>\n<hr \/>\n<h2>\u4e2d\u9593\u8005\u653b\u6483\uff08MITM\uff09\u306f\u901a\u4fe1\u306e\u9593\u306b\u5272\u308a\u8fbc\u3093\u3067\u76d7\u8074\u30fb\u6539\u3056\u3093\u30fb\u306a\u308a\u3059\u307e\u3057\u3092\u884c\u3046\u653b\u6483<\/h2>\n<p><img decoding=\"async\" alt=\"\u901a\u4fe1\u306b\u5272\u308a\u8fbc\u3080\u653b\u6483\u306e\u4ed5\u7d44\u307f\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/11\/h2-1-5.png\" \/><\/p>\n<p>\u4e2d\u9593\u8005\u653b\u6483\u3068\u306f\u3001\u901a\u4fe1\u3059\u308b2\u8005\u306e\u9593\u306b\u7b2c\u4e09\u8005\u304c\u5165\u308a\u8fbc\u307f\u3001\u3084\u308a\u53d6\u308a\u3092\u76d7\u307f\u898b\u305f\u308a\u66f8\u304d\u63db\u3048\u305f\u308a\u3059\u308b\u653b\u6483\u3067\u3059\u3002\u82f1\u8a9e\u3067\u306f\u300cMan in the Middle\u300d\u3068\u547c\u3070\u308c\u3001MITM\u3068\u7565\u3055\u308c\u307e\u3059\u3002MITRE ATT&amp;CK\u306a\u3069\u3067\u306f\u300cAdversary in the Middle\uff08AiTM\uff09\u300d\u3068\u3082\u547c\u3070\u308c\u307e\u3059\u3002<\/p>\n<p>\u9001\u4fe1\u8005\u3068\u53d7\u4fe1\u8005\u306f\u3001\u304a\u4e92\u3044\u306b\u76f4\u63a5\u901a\u4fe1\u3057\u3066\u3044\u308b\u3064\u3082\u308a\u3067\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u5b9f\u969b\u306b\u306f\u3001\u9593\u306b\u3044\u308b\u653b\u6483\u8005\u3092\u7d4c\u7531\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u653b\u6483\u8005\u306f\u3001\u5185\u5bb9\u3092\u76d7\u307f\u898b\u308b\u3001\u66f8\u304d\u63db\u3048\u308b\u3001\u3069\u3061\u3089\u304b\u306b\u306a\u308a\u3059\u307e\u3059\u3001\u3068\u3044\u3063\u305f\u64cd\u4f5c\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u7d4c\u8def\u306b\u5272\u308a\u8fbc\u3080\u65b9\u6cd5\u306b\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u4f8b\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u793e\u5185LAN\u306e\u6a5f\u5668\u306e\u5bfe\u5fdc\u8868\u3092\u507d\u308b\u300cARP\u30b9\u30d7\u30fc\u30d5\u30a3\u30f3\u30b0\u300d\u3084\u3001\u540d\u524d\u89e3\u6c7a\u306e\u7d50\u679c\u3092\u507d\u308b\u300cDNS\u30b9\u30d7\u30fc\u30d5\u30a3\u30f3\u30b0\u300d\u3067\u3059\u3002\u6697\u53f7\u5316\u3055\u308c\u305f\u901a\u4fe1\u3092\u3044\u3063\u305f\u3093\u5207\u65ad\u3057\u3001\u9593\u3067\u4e2d\u8eab\u3092\u898b\u308b\u624b\u53e3\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p><strong>\u4e2d\u9593\u8005\u653b\u6483\u306e\u4e3b\u306a\u72d9\u3044\u306e1\u3064\u304c\u3001ID\u3084\u30d1\u30b9\u30ef\u30fc\u30c9\u3001\u30ed\u30b0\u30a4\u30f3\u5f8c\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u60c5\u5831\u306a\u3069\u306e\u8a8d\u8a3c\u60c5\u5831\u3067\u3059\u3002<\/strong> 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style=\"border:2px solid #eb6834;border-radius:8px;background:#fdf3ee;padding:14px 18px;margin:1.5em 0\">\n<p style=\"margin:0 0 8px;font-weight:700;color:#c2521f\">\u6ce8\u610f<\/p>\n<p style=\"margin:0\">\u3053\u3053\u3067\u793a\u3057\u305f\u4ef6\u6570\u306f\u3001\u691c\u6319\u3055\u308c\u305f\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306e\u4ef6\u6570\u3067\u3059\u3002\u767a\u751f\u4ef6\u6570\u305d\u306e\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u4e2d\u9593\u8005\u653b\u6483\u306b\u3088\u308b\u88ab\u5bb3\u306e\u4ef6\u6570\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u8b66\u5bdf\u5e81\u306e\u7d71\u8a08\u306b\u306f\u3001\u4e2d\u9593\u8005\u653b\u6483\u3092\u72ec\u7acb\u3057\u3066\u6570\u3048\u308b\u533a\u5206\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<\/div>\n<p style=\"font-size:13px;color:#777;margin:1em 0 0\">\u51fa\u5178: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001059979.pdf\">\u8b66\u5bdf\u5e81\u30fb\u7dcf\u52d9\u7701\u30fb\u7d4c\u6e08\u7523\u696d\u7701\u300c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba\u306e\u767a\u751f\u72b6\u6cc1\u53ca\u3073\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u6a5f\u80fd\u306b\u95a2\u3059\u308b\u6280\u8853\u306e\u7814\u7a76\u958b\u767a\u306e\u72b6\u6cc1\u300d\uff082026\u5e743\u6708\u516c\u8868\uff09<\/a><\/p>\n<h2>\u4e2d\u9593\u8005\u653b\u6483\u306e\u4ee3\u8868\u7684\u306a\u624b\u53e3\u306f\u76d7\u8074\u30fb\u306a\u308a\u3059\u307e\u3057\u30fb\u60aa\u610f\u306e\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u306e3\u3064<\/h2>\n<p><img decoding=\"async\" alt=\"\u624b\u53e3\u306f3\u3064 \u76d7\u8074\u30fb\u306a\u308a\u3059\u307e\u3057\u30fb\u507dAP\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/11\/h2-2-5.png\" \/><\/p>\n<p>\u4e2d\u9593\u8005\u653b\u6483\u306e\u5165\u53e3\u306b\u306a\u308a\u3084\u3059\u3044\u306e\u304c\u3001\u99c5\u3084\u30db\u30c6\u30eb\u3001\u30ab\u30d5\u30a7\u306a\u3069\u306e\u516c\u8846\u7121\u7ddaLAN\u3067\u3059\u3002IPA\u306e\u8cc7\u6599\u300c\u516c\u8846\u7121\u7ddaLAN\u5229\u7528\u306b\u4fc2\u308b\u8105\u5a01\u3068\u5bfe\u7b56\u300d\uff082016\u5e743\u6708\u767a\u884c\uff09\u3067\u306f\u3001\u516c\u8846\u7121\u7ddaLAN\u306e\u4e00\u822c\u7684\u306a\u8105\u5a01\u3068\u3057\u30664\u3064\u3092\u6319\u3052\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u3046\u3061\u5229\u7528\u8005\u304c\u76f4\u63a5\u72d9\u308f\u308c\u308b\u306e\u306f\u3001\u76d7\u8074\u30fb\u306a\u308a\u3059\u307e\u3057\u30fb\u60aa\u610f\u306e\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u306e3\u3064\u3067\u3059\u3002\u6b8b\u308b\u300c\u4e0d\u6b63\u76ee\u7684\u3067\u306e\u30a4\u30f3\u30d5\u30e9\u306e\u5229\u7528\u300d\u306f\u3001\u4e3b\u306b\u30b5\u30fc\u30d3\u30b9\u63d0\u4f9b\u8005\u5074\u306e\u8105\u5a01\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u3053\u3067\u306f\u5229\u7528\u8005\u306b\u95a2\u308f\u308b3\u3064\u306e\u8105\u5a01\u306b\u6cbf\u3063\u3066\u3001\u624b\u53e3\u3092\u9806\u306b\u8aac\u660e\u3057\u307e\u3059\u3002\u6697\u53f7\u5316\u65b9\u5f0f\u306e\u9078\u3073\u65b9\u306a\u3069\u3001\u793e\u5185\u306e\u7121\u7ddaLAN\u306e\u8a2d\u5b9a\u306b\u3064\u3044\u3066\u306f<a href=\"https:\/\/venu-sys.co.jp\/jo-sys\/9587\/\">\u7121\u7ddaLAN\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/a>\u306e\u8a18\u4e8b\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" alt=\"\u4e2d\u9593\u8005\u653b\u6483\u306e3\u3064\u306e\u624b\u53e3\u306e\u6982\u5ff5\u56f3\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/11\/fig3.png\" \/><\/p>\n<h3>\u76d7\u8074\u306f\u6697\u53f7\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u901a\u4fe1\u3084\u6697\u53f7\u5316\u30ad\u30fc\u3092\u5171\u6709\u3059\u308b\u30d5\u30ea\u30fcWi-Fi\u3067\u8d77\u3053\u308b<\/h3>\n<p><strong>\u6697\u53f7\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u7121\u7ddaLAN\u306e\u901a\u4fe1\u306f\u3001\u96fb\u6ce2\u306e\u5c4a\u304f\u7bc4\u56f2\u306b\u3044\u308b\u7b2c\u4e09\u8005\u304c\u508d\u53d7\u3067\u304d\u307e\u3059\u3002<\/strong> 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twin\uff09\u306f\u6b63\u898f\u3068\u540c\u3058SSID\u3067\u7aef\u672b\u3092\u81ea\u52d5\u63a5\u7d9a\u3055\u305b\u308b<\/h3>\n<p>\u60aa\u610f\u306e\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3068\u306f\u3001\u653b\u6483\u8005\u304c\u8a2d\u7f6e\u3057\u305f\u507d\u306e\u7121\u7ddaLAN\u6a5f\u5668\u306e\u3053\u3068\u3067\u3059\u3002\u82f1\u8a9e\u3067\u306f\u300cevil twin\u300d\u3068\u3082\u547c\u3070\u308c\u307e\u3059\u3002<strong>\u6b63\u898f\u306e\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3068\u540c\u3058SSID\u3068\u6697\u53f7\u5316\u30ad\u30fc\u3092\u8a2d\u5b9a\u3057\u3001\u5229\u7528\u8005\u306e\u7aef\u672b\u3092\u8aa4\u3063\u3066\u63a5\u7d9a\u3055\u305b\u307e\u3059\u3002<\/strong><\/p>\n<p>\u3053\u306e\u624b\u53e3\u304c\u5384\u4ecb\u306a\u306e\u306f\u3001\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u3084PC\u306e\u81ea\u52d5\u63a5\u7d9a\u6a5f\u80fd\u3092\u60aa\u7528\u3059\u308b\u70b9\u3067\u3059\u3002\u7aef\u672b\u306f\u904e\u53bb\u306b\u63a5\u7d9a\u3057\u305fSSID\u3092\u899a\u3048\u3066\u3044\u308b\u305f\u3081\u3001\u540c\u3058\u540d\u524d\u306e\u96fb\u6ce2\u3092\u898b\u3064\u3051\u308b\u3068\u81ea\u52d5\u3067\u3064\u306a\u304c\u308a\u307e\u3059\u3002\u5229\u7528\u8005\u306f\u507d\u7269\u306b\u63a5\u7d9a\u3057\u305f\u3053\u3068\u306b\u6c17\u4ed8\u304d\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u507d\u306e\u8a8d\u8a3c\u753b\u9762\u3092\u8868\u793a\u3057\u3066\u3001ID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5165\u529b\u3055\u305b\u308b\u624b\u53e3\u3082\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u306b\u8fd1\u3044\u624b\u53e3\u3067\u3059\u30022025\u5e74\u306e\u8b66\u5bdf\u5e81\u306a\u3069\u306e\u7d71\u8a08\u3067\u306f\u3001\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u30b5\u30a4\u30c8\u304b\u3089\u8a8d\u8a3c\u60c5\u5831\u3092\u5165\u624b\u3057\u305f\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba\u306f77\u4ef6\u3067\u3057\u305f\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u3053\u306e77\u4ef6\u306f\u507d\u306e\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u304c\u539f\u56e0\u306e\u4ef6\u6570\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u30b5\u30a4\u30c8\u5168\u822c\u3092\u7d4c\u7531\u3057\u305f\u4ef6\u6570\u3067\u3059\u3002<\/p>\n<div style=\"border:2px solid #2d4f8f;border-radius:8px;background:#f2f5fb;padding:14px 18px;margin:1.5em 0\">\n<p style=\"margin:0 0 8px;font-weight:700;color:#2d4f8f\">\u30dd\u30a4\u30f3\u30c8<\/p>\n<ul style=\"margin:0;padding-left:20px\">\n<li><strong>\u76d7\u8074<\/strong>: \u6697\u53f7\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u901a\u4fe1\u3084\u3001\u9375\u3092\u5171\u6709\u3059\u308b\u30d5\u30ea\u30fcWi-Fi\u306e\u901a\u4fe1\u3092\u7b2c\u4e09\u8005\u304c\u508d\u53d7\u3059\u308b<\/li>\n<li><strong>\u306a\u308a\u3059\u307e\u3057<\/strong>: \u76d7\u3093\u3060ID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u3084MAC\u30a2\u30c9\u30ec\u30b9\u3067\u6b63\u898f\u306e\u5229\u7528\u8005\u3092\u88c5\u3046<\/li>\n<li><strong>\u60aa\u610f\u306e\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8<\/strong>: \u6b63\u898f\u3068\u540c\u3058SSID\u306e\u507d\u306e\u6a5f\u5668\u306b\u7aef\u672b\u3092\u81ea\u52d5\u63a5\u7d9a\u3055\u305b\u308b<\/li>\n<\/ul>\n<\/div>\n<p style=\"font-size:13px;color:#777;margin:1em 0 0\">\u51fa\u5178: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/files\/000051453.pdf\">IPA\u300c\u516c\u8846\u7121\u7ddaLAN\u5229\u7528\u306b\u4fc2\u308b\u8105\u5a01\u3068\u5bfe\u7b56\u300d\uff082014\u5e74\u306e\u7dcf\u52d9\u7701\u8abf\u67fb\u3014\u5e73\u621026\u5e74\u5ea6\u4e8b\u696d\u30012015\u5e743\u6708\u516c\u8868\u3015\u3092\u5f15\u7528\uff09<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/reports\/sme\/nl10bi000000fbvc-att\/sme-chousa-report2024r1.pdf\">IPA\u300c2024\u5e74\u5ea6 \u4e2d\u5c0f\u4f01\u696d\u306b\u304a\u3051\u308b\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u306b\u95a2\u3059\u308b\u5b9f\u614b\u8abf\u67fb \u5831\u544a\u66f8\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001059979.pdf\">\u8b66\u5bdf\u5e81\u30fb\u7dcf\u52d9\u7701\u30fb\u7d4c\u6e08\u7523\u696d\u7701\u300c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba\u306e\u767a\u751f\u72b6\u6cc1\u53ca\u3073\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u6a5f\u80fd\u306b\u95a2\u3059\u308b\u6280\u8853\u306e\u7814\u7a76\u958b\u767a\u306e\u72b6\u6cc1\u300d<\/a><\/p>\n<h2>\u65e5\u672c\u4eba\u89b3\u5149\u5ba2\u3067\u516c\u8846\u7121\u7ddaLAN\u306e\u8105\u5a01\u3078\u306e\u5bfe\u7b56\u3092\u5b9f\u65bd\u3057\u3066\u3044\u305f\u306e\u306f2014\u5e74\u8abf\u67fb\u3067\u534a\u6570\u672a\u6e80<\/h2>\n<p><img decoding=\"async\" alt=\"\u77e5\u3063\u3066\u3044\u3066\u3082\u5bfe\u7b56\u306f\u534a\u6570\u672a\u6e80\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/11\/h2-3-5.png\" \/><\/p>\n<p>\u4e2d\u9593\u8005\u653b\u6483\u306e\u624b\u53e3\u3092\u77e5\u3063\u3066\u3044\u3066\u3082\u3001\u5b9f\u969b\u306b\u5bfe\u7b56\u3059\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u3053\u3053\u3067\u306f\u3001IPA\u306e\u8cc7\u6599\u304c\u5f15\u7528\u3057\u3066\u3044\u308b\u7dcf\u52d9\u7701\u306e2014\u5e74\u306e\u89b3\u5149\u5ba2\u8abf\u67fb\u3068\u30012025\u5e74\u306e\u7dcf\u52d9\u7701\u306e\u4e16\u5e2f\u8abf\u67fb\u3092\u5225\u3005\u306b\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<p>\u3069\u3061\u3089\u3082\u696d\u52d9\u3067\u901a\u4fe1\u3059\u308b\u793e\u54e1\u3092\u5bfe\u8c61\u306b\u3057\u305f\u8abf\u67fb\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305d\u306e\u524d\u63d0\u3092\u8e0f\u307e\u3048\u3066\u8aad\u3093\u3067\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>\u65e5\u672c\u4eba\u89b3\u5149\u5ba2\u306f\u8a8d\u77e564.8%\u306b\u5bfe\u3057\u5bfe\u7b56\u5b9f\u65bd47.1%\u3067\u3001\u8a2a\u65e5\u5916\u56fd\u4eba\u3088\u308a\u5dee\u304c\u5927\u304d\u3044<\/h3>\n<p><strong>2014\u5e74\u306e\u7dcf\u52d9\u7701\u306e\u8abf\u67fb\u3067\u3001\u516c\u8846\u7121\u7ddaLAN\u306e\u8105\u5a01\u3092\u77e5\u3063\u3066\u3044\u308b\u65e5\u672c\u4eba\u89b3\u5149\u5ba2\u306f64.8%\u3067\u3057\u305f\u3002\u4e00\u65b9\u3001\u5bfe\u7b56\u3092\u5b9f\u65bd\u3057\u3066\u3044\u305f\u4eba\u306f47.1%\u3067\u3057\u305f\u3002<\/strong> \u77e5\u3063\u3066\u3044\u308b\u4eba\u306b\u6bd4\u3079\u3001\u884c\u52d5\u3057\u3066\u3044\u308b\u4eba\u306f\u5c11\u306a\u3044\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u8abf\u67fb\u306f2014\u5e7411\u6708\u306b\u884c\u308f\u308c\u305fWeb\u30a2\u30f3\u30b1\u30fc\u30c8\u3067\u30012015\u5e743\u6708\u306b\u516c\u8868\u3055\u308c\u307e\u3057\u305f\u3002\u65e5\u672c\u4eba\u306e\u56de\u7b54\u8005\u306f\u3001\u9996\u90fd\u570f\uff081\u90fd3\u770c\uff09\u3092\u89b3\u5149\u3067\u8a2a\u308c\u3001\u666e\u6bb5\u304b\u3089\u516c\u8846\u7121\u7ddaLAN\u3092\u4f7f\u3046200\u4eba\u3067\u3059\u3002\u5bfe\u7b56\u306e\u5b9f\u65bd\u7387\u306f\u3001\u8105\u5a01\u3092\u77e5\u3063\u3066\u3044\u308b\u4eba\u3067\u306f\u306a\u304f\u56de\u7b54\u8005\u5168\u4f53\u306b\u5360\u3081\u308b\u5272\u5408\u3067\u3059\u3002<\/p>\n<p>\u8a2a\u65e5\u5916\u56fd\u4eba\u3068\u6bd4\u3079\u308b\u3068\u3001\u3053\u306e\u5dee\u304c\u306f\u3063\u304d\u308a\u3057\u307e\u3059\u3002\u7c73\u56fd\u30fb\u82f1\u56fd\u30fb\u4e2d\u56fd\u306e3\u304b\u56fd\u304b\u3089\u8a2a\u308c\u305f660\u4eba\u306e\u56de\u7b54\u3067\u306f\u3001\u8a8d\u77e5\u304c85.3%\u3001\u5bfe\u7b56\u5b9f\u65bd\u304c72.0%\u3067\u3057\u305f\u3002\u3069\u3061\u3089\u3082\u65e5\u672c\u4eba\u89b3\u5149\u5ba2\u3092\u4e0a\u56de\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" alt=\"\u516c\u8846\u7121\u7ddaLAN\u306e\u8105\u5a01\u306e\u8a8d\u77e5\u7387\u3068\u5bfe\u7b56\u5b9f\u65bd\u7387\uff082014\u5e74\u8abf\u67fb\uff09\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/11\/fig1.png\" \/><\/p>\n<table>\n<thead>\n<tr>\n<th>\u5bfe\u8c61\uff082014\u5e74\u8abf\u67fb\uff09<\/th>\n<th>\u8105\u5a01\u3092\u77e5\u3063\u3066\u3044\u308b<\/th>\n<th>\u5bfe\u7b56\u3092\u5b9f\u65bd\u3057\u3066\u3044\u308b<\/th>\n<th>\u5dee<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u65e5\u672c\u4eba\u89b3\u5149\u5ba2\uff08200\u4eba\uff09<\/td>\n<td>64.8%<\/td>\n<td>47.1%<\/td>\n<td>17.7\u30dd\u30a4\u30f3\u30c8<\/td>\n<\/tr>\n<tr>\n<td>\u8a2a\u65e5\u5916\u56fd\u4eba\uff08\u7c73\u30fb\u82f1\u30fb\u4e2d\u306e3\u304b\u56fd\u3001660\u4eba\uff09<\/td>\n<td>85.3%<\/td>\n<td>72.0%<\/td>\n<td>13.3\u30dd\u30a4\u30f3\u30c8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"font-size:13px;color:#777;margin:0.5em 0 0\">\u51fa\u5178: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/files\/000051453.pdf\">IPA\u300c\u516c\u8846\u7121\u7ddaLAN\u5229\u7528\u306b\u4fc2\u308b\u8105\u5a01\u3068\u5bfe\u7b56\u300d\uff082014\u5e74\u306e\u7dcf\u52d9\u7701\u8abf\u67fb\u3014\u5e73\u621026\u5e74\u5ea6\u4e8b\u696d\u30012015\u5e743\u6708\u516c\u8868\u3015\u3092\u5f15\u7528\uff09<\/a>\u3088\u308a\u4f5c\u6210\u3002\u300c\u5dee\u300d\u306f\u672c\u8a18\u4e8b\u306b\u3088\u308b\u8a08\u7b97\u5024\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u6bd4\u8f03\u304b\u3089\u8aad\u307f\u53d6\u308c\u308b\u306e\u306f\u3001\u65e5\u672c\u4eba\u306e\u5229\u7528\u8005\u306b\u306f\u300c\u77e5\u3063\u3066\u3044\u3066\u3082\u5bfe\u7b56\u3057\u306a\u3044\u300d\u5c64\u3082\u539a\u3044\u3068\u3044\u3046\u70b9\u3067\u3059\u3002\u7dcf\u52d9\u7701\u306e\u8a73\u7d30\u7248\u3067\u3082\u3001\u65e5\u672c\u4eba\u306e\u56de\u7b54\u8005\u306b\u3064\u3044\u3066\u3001\u8105\u5a01\u3092\u77e5\u3063\u3066\u3044\u308b\u4eba\u306e\u3046\u3061\u534a\u6570\u7a0b\u5ea6\u3057\u304b\u5bfe\u7b56\u3057\u3066\u3044\u306a\u3044\u3068\u5206\u6790\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u300c\u8105\u5a01\u3092\u77e5\u3089\u306a\u3044\u300d\u5c64\u3060\u3051\u304c\u8ab2\u984c\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u77e5\u8b58\u3092\u4f1d\u3048\u308b\u3060\u3051\u3067\u306f\u3001\u5bfe\u7b56\u306f\u5341\u5206\u306b\u5e83\u304c\u3089\u306a\u3044\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<h3>\u300c\u5229\u7528\u8005\u304c\u5de5\u592b\u3059\u3079\u304d\u300d\u3068\u8003\u3048\u308b\u4eba\u306f65.0%\u3044\u3066\u3082\u3001\u500b\u4eba\u4efb\u305b\u3067\u306f\u5bfe\u7b56\u304c\u9032\u307e\u306a\u3044<\/h3>\n<p><strong>\u540c\u30582014\u5e74\u306e\u8abf\u67fb\u3067\u306f\u3001\u7121\u6599\u306e\u516c\u8846\u7121\u7ddaLAN\u306e\u5b89\u5168\u5bfe\u7b56\u3092\u300c\u5229\u7528\u8005\u304c\u5de5\u592b\u3059\u3079\u304d\u300d\u3068\u7b54\u3048\u305f\u65e5\u672c\u4eba\u89b3\u5149\u5ba2\u304c65.0%\u3067\u3057\u305f\u3002<\/strong> \u3053\u308c\u306f\u3001\u5229\u7528\u8005\u3068\u4e8b\u696d\u8005\u306e\u3069\u3061\u3089\u304c\u5bfe\u7b56\u3092\u5de5\u592b\u3059\u3079\u304d\u304b\u30924\u6bb5\u968e\u3067\u805e\u304d\u3001\u300c\u5229\u7528\u8005\u304c\u5de5\u592b\u3059\u3079\u304d\u300d\u3068\u300c\u3069\u3061\u3089\u304b\u3068\u8a00\u3048\u3070\u5229\u7528\u8005\u304c\u5de5\u592b\u3059\u3079\u304d\u300d\u3092\u5408\u308f\u305b\u305f\u5272\u5408\u3067\u3059\u3002\u4e00\u65b9\u3067\u3001\u5bfe\u7b56\u3092\u5b9f\u65bd\u3057\u3066\u3044\u305f\u4eba\u306f47.1%\u306b\u3068\u3069\u307e\u308a\u307e\u3059\u3002<\/p>\n<p>\u81ea\u5206\u3067\u5b88\u308b\u3079\u304d\u3060\u3068\u8003\u3048\u308b\u4eba\u306e\u5272\u5408\u3068\u3001\u5b9f\u969b\u306b\u5bfe\u7b56\u3057\u3066\u3044\u308b\u4eba\u306e\u5272\u5408\u306b\u306f\u3001\u7d0418\u30dd\u30a4\u30f3\u30c8\u306e\u5dee\u304c\u3042\u308a\u307e\u3059\uff08\u672c\u8a18\u4e8b\u306b\u3088\u308b\u8a08\u7b97\u5024\uff09\u3002\u8cac\u4efb\u3092\u611f\u3058\u3066\u3044\u3066\u3082\u3001\u884c\u52d5\u306b\u306f\u7d50\u3073\u4ed8\u3044\u3066\u3044\u306a\u3044\u4eba\u304c\u4e00\u5b9a\u6570\u3044\u308b\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001\u3053\u306e2\u3064\u306e\u6570\u5024\u306f\u96c6\u8a08\u5024\u3092\u4e26\u3079\u305f\u3082\u306e\u3067\u3059\u3002\u540c\u3058\u56de\u7b54\u8005\u304c\u300c\u5de5\u592b\u3059\u3079\u304d\u300d\u3068\u7b54\u3048\u306a\u304c\u3089\u5bfe\u7b56\u3057\u3066\u3044\u306a\u3044\u3001\u3068\u307e\u3067\u306f\u8a00\u3048\u307e\u305b\u3093\u3002<\/p>\n<p>\u3053\u306e\u7d50\u679c\u304b\u3089\u8aad\u307f\u53d6\u308c\u308b\u306e\u306f\u3001\u500b\u4eba\u306e\u81ea\u899a\u306b\u983c\u308b\u5bfe\u7b56\u306b\u306f\u9650\u754c\u304c\u3042\u308b\u3068\u3044\u3046\u70b9\u3067\u3059\u3002<strong>\u60c5\u30b7\u30b9\u306b\u3068\u3063\u3066\u306f\u3001\u793e\u54e1\u306e\u6ce8\u610f\u306b\u983c\u3089\u305a\u3001\u4f1a\u793e\u5074\u306e\u8a2d\u5b9a\u3084\u4ed5\u7d44\u307f\u3067\u5b88\u308b\u7406\u7531\u306b\u306a\u308a\u307e\u3059\u3002<\/strong><\/p>\n<h3>2025\u5e74\u306e\u7dcf\u52d9\u7701\u8abf\u67fb\u3067\u3082\u300c\u63d0\u4f9b\u5143\u4e0d\u660e\u306e\u7121\u7ddaLAN\u306b\u63a5\u7d9a\u3057\u306a\u3044\u300d\u4e16\u5e2f\u306f36.8%<\/h3>\n<p>\u7dcf\u52d9\u7701\u306e\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u3067\u306f\u30012025\u5e74\u6642\u70b9\u306e\u4e16\u5e2f\u306e\u5bfe\u7b56\u72b6\u6cc1\u304c\u5206\u304b\u308a\u307e\u3059\u3002\u300c\u63d0\u4f9b\u5143\u4e0d\u660e\u306e\u7121\u7ddaLAN\u306b\u63a5\u7d9a\u3057\u306a\u3044\u300d\u3092\u5b9f\u65bd\u3057\u3066\u3044\u308b\u4e16\u5e2f\u306f36.8%\u3067\u3057\u305f\u3002\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u4e16\u5e2f15,168\u4e16\u5e2f\u304c\u5bfe\u8c61\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u8abf\u67fb\u306f\u3001\u524d\u306e\u898b\u51fa\u3057\u3067\u7d39\u4ecb\u3057\u305f2014\u5e74\u306e\u8abf\u67fb\u3068\u306f\u5225\u306e\u3082\u306e\u3067\u3059\u3002\u3069\u3061\u3089\u3082\u7dcf\u52d9\u7701\u306e\u8abf\u67fb\u3067\u3059\u304c\u3001\u8abf\u67fb\u306e\u7a2e\u985e\u3001\u8abf\u67fb\u5e74\u3001\u5bfe\u8c61\uff08\u89b3\u5149\u5ba2\u500b\u4eba\u3068\u4e16\u5e2f\uff09\u3001\u5bfe\u7b56\u306e\u5b9a\u7fa9\u304c\u7570\u306a\u308a\u307e\u3059\u30022014\u5e74\u306e\u8abf\u67fb\u306f\u4f55\u3089\u304b\u306e\u5bfe\u7b56\u3092\u53d6\u3063\u3066\u3044\u308b\u304b\u3092\u805e\u3044\u3066\u304a\u308a\u30012025\u5e74\u306e\u8abf\u67fb\u306f\u7279\u5b9a\u306e1\u3064\u306e\u5bfe\u7b56\u3092\u9078\u3093\u3060\u5272\u5408\u3067\u3059\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u30012\u3064\u306e\u5024\u3092\u4e26\u3079\u3066\u5897\u6e1b\u3092\u8aad\u3080\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<strong>\u8a00\u3048\u308b\u306e\u306f\u3001\u6642\u671f\u3082\u5b9a\u7fa9\u3082\u7570\u306a\u308b2\u3064\u306e\u8abf\u67fb\u3067\u3001\u3044\u305a\u308c\u3082\u5bfe\u7b56\u306e\u5b9f\u65bd\u304c\u534a\u6570\u306b\u5c4a\u3044\u3066\u3044\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/strong><\/p>\n<div style=\"border:2px solid #eb6834;border-radius:8px;background:#fdf3ee;padding:14px 18px;margin:1.5em 0\">\n<p style=\"margin:0 0 8px;font-weight:700;color:#c2521f\">\u6ce8\u610f<\/p>\n<p style=\"margin:0 0 8px\">\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u306e\u6570\u5024\u306f\u3001\u89b3\u5149\u5ba2\u3084\u4e16\u5e2f\u3092\u5bfe\u8c61\u306b\u3057\u305f\u8abf\u67fb\u306e\u7d50\u679c\u3067\u3059\u3002\u696d\u52d9\u3067\u516c\u8846\u7121\u7ddaLAN\u3092\u4f7f\u3046\u793e\u54e1\u306e\u884c\u52d5\u306b\u305d\u306e\u307e\u307e\u5f53\u3066\u306f\u307e\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002<\/p>\n<p style=\"margin:0\">\u307e\u305f\u3001\u4f01\u696d\u306e\u7121\u7ddaLAN\u5bfe\u7b56\u306e\u5b9f\u65bd\u72b6\u6cc1\u306f\u3001\u516c\u7684\u7d71\u8a08\u3067\u306f\u307b\u3068\u3093\u3069\u628a\u63e1\u3067\u304d\u307e\u305b\u3093\u3002\u81ea\u793e\u306e\u72b6\u6cc1\u306f\u3001\u81ea\u793e\u3067\u70b9\u691c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<p style=\"font-size:13px;color:#777;margin:1em 0 0\">\u51fa\u5178: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/files\/000051453.pdf\">IPA\u300c\u516c\u8846\u7121\u7ddaLAN\u5229\u7528\u306b\u4fc2\u308b\u8105\u5a01\u3068\u5bfe\u7b56\u300d\uff082014\u5e74\u306e\u7dcf\u52d9\u7701\u8abf\u67fb\u3014\u5e73\u621026\u5e74\u5ea6\u4e8b\u696d\u30012015\u5e743\u6708\u516c\u8868\u3015\u3092\u5f15\u7528\uff09<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/000347144.pdf\">\u7dcf\u52d9\u7701\u300cWi-Fi\u5229\u7528\u306b\u4fc2\u308b\u8abf\u67fb\u7d50\u679c\uff08\u8a73\u7d30\u7248\uff09\u300d\uff082015\u5e743\u6708\u516c\u8868\uff09<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001074768.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\uff08\u6982\u8981\uff09\u5225\u7d192\u300d<\/a><\/p>\n<h2>\u4e2d\u9593\u8005\u653b\u6483\u306e\u88ab\u5bb3\u4ef6\u6570\u306f\u516c\u7684\u7d71\u8a08\u3067\u72ec\u7acb\u3057\u3066\u6570\u3048\u3089\u308c\u3066\u3044\u306a\u3044<\/h2>\n<p><img decoding=\"async\" alt=\"\u4ef6\u6570\u306f\u516c\u7684\u7d71\u8a08\u306b\u8868\u308c\u306a\u3044\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/11\/h2-4-5.png\" \/><\/p>\n<p>\u8b66\u5bdf\u5e81\u30fbIPA\u30fbJPCERT\/CC\u304c\u516c\u8868\u3057\u3066\u3044\u308b\u4e3b\u306a\u7d71\u8a08\u306b\u306f\u3001\u901a\u4fe1\u7d4c\u8def\u4e0a\u306e\u76d7\u8074\u3092\u72ec\u7acb\u3057\u3066\u6570\u3048\u308b\u533a\u5206\u304c\u3042\u308a\u307e\u305b\u3093\u3002<strong>\u305d\u306e\u305f\u3081\u3001\u4e2d\u9593\u8005\u653b\u6483\u306e\u4ef6\u6570\u3084\u88ab\u5bb3\u984d\u306f\u516c\u7684\u7d71\u8a08\u304b\u3089\u793a\u305b\u307e\u305b\u3093\u3002<\/strong><\/p>\n<p>2025\u5e74\u306e\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u7981\u6b62\u6cd5\u9055\u53cd\u306e\u691c\u6319\u4ef6\u6570\u306f431\u4ef6\u3067\u3057\u305f\u3002\u540c\u3058\u5e74\u306bIPA\u3078\u5c4a\u3051\u51fa\u3089\u308c\u305f\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306f109\u4ef6\u3067\u3059\u3002\u691c\u6319\u4ef6\u6570\u3068\u4efb\u610f\u306e\u5c4a\u51fa\u4ef6\u6570\u306e\u305f\u3081\u3001\u5358\u7d14\u306b\u306f\u6bd4\u3079\u3089\u308c\u307e\u305b\u3093\u3002<\/p>\n<h3>\u8b66\u5bdf\u5e81\u306e\u8a8d\u8a3c\u60c5\u5831\u306e\u5165\u624b\u7d4c\u8def8\u533a\u5206\u306b\u300c\u901a\u4fe1\u306e\u76d7\u8074\u300d\u306f\u542b\u307e\u308c\u306a\u3044<\/h3>\n<p><strong>2025\u5e74\u306e\u8b58\u5225\u7b26\u53f7\u7a83\u7528\u578b\u306e\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba399\u4ef6\u306f\u3001\u8a8d\u8a3c\u60c5\u5831\u306e\u5165\u624b\u7d4c\u8def\u30678\u3064\u306b\u5206\u3051\u3066\u96c6\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u305d\u306e\u4e2d\u306b\u300c\u901a\u4fe1\u7d4c\u8def\u4e0a\u3067\u306e\u76d7\u8074\u300d\u306b\u3042\u305f\u308b\u533a\u5206\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/strong><\/p>\n<p><img decoding=\"async\" alt=\"\u8b58\u5225\u7b26\u53f7\u7a83\u7528\u578b\u306e\u8a8d\u8a3c\u60c5\u5831\u5165\u624b\u7d4c\u8def\uff082025\u5e74\u3001399\u4ef6\uff09\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/11\/fig2.png\" \/><\/p>\n<table>\n<thead>\n<tr>\n<th>\u8a8d\u8a3c\u60c5\u5831\u306e\u5165\u624b\u7d4c\u8def\uff082025\u5e74\uff09<\/th>\n<th>\u691c\u6319\u4ef6\u6570<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u8a2d\u5b9a\u30fb\u7ba1\u7406\u306e\u7518\u3055\u306b\u3064\u3051\u8fbc\u3093\u3067\u5165\u624b<\/td>\n<td>84\u4ef6<\/td>\n<\/tr>\n<tr>\n<td>\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u30b5\u30a4\u30c8\u304b\u3089\u5165\u624b<\/td>\n<td>77\u4ef6<\/td>\n<\/tr>\n<tr>\n<td>\u4ed6\u4eba\u304b\u3089\u5165\u624b<\/td>\n<td>75\u4ef6<\/td>\n<\/tr>\n<tr>\n<td>\u8a8d\u8a3c\u60c5\u5831\u3092\u77e5\u308a\u5f97\u308b\u7acb\u5834\u306b\u3042\u3063\u305f\u5143\u5f93\u696d\u54e1\u3084\u77e5\u4eba\u7b49\u306b\u3088\u308b\u72af\u884c<\/td>\n<td>61\u4ef6<\/td>\n<\/tr>\n<tr>\n<td>\u5229\u7528\u6a29\u8005\u304b\u3089\u306e\u805e\u304d\u51fa\u3057\u3001\u306e\u305e\u304d\u898b<\/td>\n<td>35\u4ef6<\/td>\n<\/tr>\n<tr>\n<td>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306b\u6d41\u51fa\u30fb\u516c\u958b\u3055\u308c\u3066\u3044\u305f\u8a8d\u8a3c\u60c5\u5831\u3092\u5165\u624b<\/td>\n<td>9\u4ef6<\/td>\n<\/tr>\n<tr>\n<td>\u30b9\u30d1\u30a4\u30a6\u30a7\u30a2\u7b49\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f7f\u7528\u3057\u3066\u5165\u624b<\/td>\n<td>3\u4ef6<\/td>\n<\/tr>\n<tr>\n<td>\u305d\u306e\u4ed6<\/td>\n<td>55\u4ef6<\/td>\n<\/tr>\n<tr>\n<td>\u5408\u8a08<\/td>\n<td>399\u4ef6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"font-size:13px;color:#777;margin:0.5em 0 0\">\u51fa\u5178: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001059979.pdf\">\u8b66\u5bdf\u5e81\u30fb\u7dcf\u52d9\u7701\u30fb\u7d4c\u6e08\u7523\u696d\u7701\u300c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba\u306e\u767a\u751f\u72b6\u6cc1\u53ca\u3073\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u6a5f\u80fd\u306b\u95a2\u3059\u308b\u6280\u8853\u306e\u7814\u7a76\u958b\u767a\u306e\u72b6\u6cc1\u300d\uff082026\u5e743\u6708\u516c\u8868\uff09<\/a>\u3088\u308a\u4f5c\u6210\u3002\u539f\u8cc7\u6599\u306e\u300c\u8b58\u5225\u7b26\u53f7\u300d\u3092\u300c\u8a8d\u8a3c\u60c5\u5831\u300d\u3068\u8a00\u3044\u63db\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u8868\u3092\u898b\u308b\u3068\u3001\u7aef\u672b\u306b\u4e0d\u6b63\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5165\u308c\u3066\u76d7\u3080\u300c\u30b9\u30d1\u30a4\u30a6\u30a7\u30a2\u7b49\u300d\u306f\u3054\u304f\u5c11\u6570\u3067\u3059\u3002\u4e3b\u306a\u5165\u624b\u7d4c\u8def\u306f\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u306e\u7518\u3055\u3001\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u3001\u4ed6\u4eba\u304b\u3089\u5165\u624b\u306e3\u3064\u3067\u3059\u3002<\/p>\n<p>\u3053\u3053\u304b\u3089\u306f\u63a8\u5b9a\u306b\u306a\u308a\u307e\u3059\u3002\u507d\u306e\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3067\u507d\u306e\u8a8d\u8a3c\u753b\u9762\u3092\u898b\u305b\u308b\u624b\u53e3\u306f\u3001\u300c\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u300d\u306b\u542b\u307e\u308c\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u901a\u4fe1\u306e\u508d\u53d7\u3067\u5f97\u305f\u8a8d\u8a3c\u60c5\u5831\u306f\u3001\u300c\u305d\u306e\u4ed6\u300d\u306b\u542b\u307e\u308c\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u7d71\u8a08\u304b\u3089\u306f\u5207\u308a\u5206\u3051\u3089\u308c\u306a\u3044\u305f\u3081\u3001\u65ad\u5b9a\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<h3>2025\u5e74\u306f\u300c\u4ed6\u4eba\u304b\u3089\u5165\u624b\u300d\u3068\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u306e\u5408\u8a08152\u4ef6\u304c\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u306e\u7518\u305584\u4ef6\u3092\u4e0a\u56de\u3063\u305f<\/h3>\n<p><strong>2025\u5e74\u306f\u3001\u300c\u4ed6\u4eba\u304b\u3089\u5165\u624b\u300d\u3068\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u306e\u5408\u8a08\u304c\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u306e\u7518\u3055\u3092\u4e0a\u56de\u308a\u307e\u3057\u305f\u3002<\/strong> \u300c\u4ed6\u4eba\u304b\u3089\u5165\u624b\u300d\u306f75\u4ef6\u3001\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u30b5\u30a4\u30c8\u304b\u3089\u306e\u5165\u624b\u306f77\u4ef6\u3067\u3001\u5408\u8a08152\u4ef6\u3067\u3059\uff08\u672c\u8a18\u4e8b\u306b\u3088\u308b\u8a08\u7b97\u5024\uff09\u3002\u3053\u308c\u306b\u5bfe\u3057\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u8a2d\u5b9a\u30fb\u7ba1\u7406\u306e\u7518\u3055\u306b\u3064\u3051\u8fbc\u3093\u3060\u5165\u624b\u306f84\u4ef6\u3067\u3057\u305f\u3002<\/p>\n<p>\u3053\u306e\u9055\u3044\u306b\u306f\u610f\u5473\u304c\u3042\u308a\u307e\u3059\u3002\u30d1\u30b9\u30ef\u30fc\u30c9\u7ba1\u7406\u306e\u7518\u3055\u306f\u3001\u63a8\u6e2c\u3055\u308c\u306b\u304f\u3044\u30d1\u30b9\u30ef\u30fc\u30c9\u306b\u5909\u3048\u308b\u3053\u3068\u3067\u9632\u304e\u3084\u3059\u3044\u624b\u53e3\u3067\u3059\u3002\u4e00\u65b9\u3001\u4ed6\u4eba\u304b\u3089\u5165\u624b\u3057\u305f\u3082\u306e\u3084\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u3067\u76d7\u307e\u308c\u305f\u3082\u306e\u306f\u3001\u3069\u308c\u3060\u3051\u8907\u96d1\u306a\u30d1\u30b9\u30ef\u30fc\u30c9\u3067\u3082\u3001\u305d\u306e\u307e\u307e\u4f7f\u308f\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u6570\u5024\u304b\u3089\u8aad\u307f\u53d6\u308c\u308b\u306e\u306f\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5f37\u304f\u3059\u308b\u3060\u3051\u3067\u306f\u3001\u76d7\u307e\u308c\u305f\u8a8d\u8a3c\u60c5\u5831\u306e\u60aa\u7528\u306f\u9632\u3052\u306a\u3044\u3068\u3044\u3046\u70b9\u3067\u3059\u3002<strong>\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u6f0f\u308c\u3066\u3082\u4e0d\u6b63\u30ed\u30b0\u30a4\u30f3\u3055\u308c\u306a\u3044\u4ed5\u7d44\u307f\u3001\u3064\u307e\u308a\u591a\u8981\u7d20\u8a8d\u8a3c\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/strong> 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href=\"https:\/\/www.soumu.go.jp\/main_content\/001059979.pdf\">\u8b66\u5bdf\u5e81\u30fb\u7dcf\u52d9\u7701\u30fb\u7d4c\u6e08\u7523\u696d\u7701\u300c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba\u306e\u767a\u751f\u72b6\u6cc1\u53ca\u3073\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u6a5f\u80fd\u306b\u95a2\u3059\u308b\u6280\u8853\u306e\u7814\u7a76\u958b\u767a\u306e\u72b6\u6cc1\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/reports\/sme\/nl10bi000000fbvc-att\/sme-chousa-report2024r1.pdf\">IPA\u300c2024\u5e74\u5ea6 \u4e2d\u5c0f\u4f01\u696d\u306b\u304a\u3051\u308b\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u306b\u95a2\u3059\u308b\u5b9f\u614b\u8abf\u67fb \u5831\u544a\u66f8\u300d<\/a><\/p>\n<h2>\u4e2d\u9593\u8005\u653b\u6483\u306e\u88ab\u5bb3\u306f\u4e0d\u6b63\u30ed\u30b0\u30a4\u30f3\u3084\u53d6\u5f15\u30e1\u30fc\u30eb\u306e\u76d7\u307f\u898b\u306b\u3064\u306a\u304c\u308b<\/h2>\n<p><img decoding=\"async\" alt=\"\u4e0d\u6b63\u30ed\u30b0\u30a4\u30f3\u3068\u8a50\u53d6\u306b\u3064\u306a\u304c\u308b\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/11\/h2-5-5.png\" \/><\/p>\n<p>\u4e2d\u9593\u8005\u653b\u6483\u3067\u60c5\u5831\u3092\u76d7\u307e\u308c\u308b\u3068\u3001\u305d\u306e\u5f8c\u306b\u5225\u306e\u88ab\u5bb3\u304c\u8d77\u3053\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u5178\u578b\u7684\u306a2\u3064\u306e\u6d41\u308c\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002\u3069\u3061\u3089\u3082\u4ef6\u6570\u306f\u793a\u305b\u307e\u305b\u3093\u304c\u3001IPA\u306e\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01\u300d\u306b\u9577\u304f\u9078\u3070\u308c\u7d9a\u3051\u3066\u3044\u308b\u8105\u5a01\u3067\u3059\u3002<\/p>\n<h3>\u76d7\u307e\u308c\u305fID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u306b\u3088\u308b\u4e0d\u6b63\u30ed\u30b0\u30a4\u30f3\u306f10\u5927\u8105\u5a01\uff08\u500b\u4eba\uff09\u306b11\u5e74\u9023\u7d9a\u3067\u9078\u3070\u308c\u3066\u3044\u308b<\/h3>\n<p><strong>\u4e2d\u9593\u8005\u653b\u6483\u3067\u76d7\u307e\u308c\u305fID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u306f\u3001\u4e0d\u6b63\u30ed\u30b0\u30a4\u30f3\u306b\u4f7f\u308f\u308c\u308b\u304a\u305d\u308c\u304c\u3042\u308a\u307e\u3059\u3002<\/strong> \u516c\u8846\u7121\u7ddaLAN\u3067\u76d7\u307e\u308c\u305f\u8a8d\u8a3c\u60c5\u5831\u304c\u3001\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3084\u793e\u5185\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u30ed\u30b0\u30a4\u30f3\u306b\u4f7f\u308f\u308c\u308b\u3001\u3068\u3044\u3046\u6d41\u308c\u3067\u3059\u3002<\/p>\n<p>IPA\u306e\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2026\u300d\u306e\u500b\u4eba\u7de8\u3092\u898b\u3066\u307f\u307e\u3059\u3002\u300c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u30b5\u30fc\u30d3\u30b9\u3078\u306e\u4e0d\u6b63\u30ed\u30b0\u30a4\u30f3\u300d\u306f11\u5e74\u9023\u7d9a\u306e\u9078\u51fa\u3067\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u300c\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u306b\u3088\u308b\u500b\u4eba\u60c5\u5831\u7b49\u306e\u8a50\u53d6\u300d\u30828\u5e74\u9023\u7d9a\u3067\u9078\u3070\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u3089\u306f\u500b\u4eba\u5411\u3051\u306e\u8105\u5a01\u3068\u3057\u3066\u9078\u3070\u308c\u305f\u3082\u306e\u3067\u3059\u3002\u3068\u306f\u3044\u3048\u3001\u793e\u54e1\u304c\u696d\u52d9\u3067\u4f7f\u3046\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u306e\u30a2\u30ab\u30a6\u30f3\u30c8\u3082\u3001\u540c\u3058\u624b\u53e3\u3067\u72d9\u308f\u308c\u307e\u3059\u3002<\/p>\n<p><strong>\u4e0d\u6b63\u30ed\u30b0\u30a4\u30f3\u306f\u4e00\u6642\u7684\u306a\u6d41\u884c\u3067\u306f\u306a\u304f\u3001\u9577\u304f\u7d9a\u3044\u3066\u3044\u308b\u8105\u5a01\u3067\u3059\u3002<\/strong> \u793e\u54e1\u500b\u4eba\u306e\u554f\u984c\u3068\u8003\u3048\u305a\u3001\u4f1a\u793e\u306e\u30a2\u30ab\u30a6\u30f3\u30c8\u3092\u5b88\u308b\u5bfe\u7b56\u3068\u3057\u3066\u6271\u3046\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/p>\n<h3>\u53d6\u5f15\u30e1\u30fc\u30eb\u3092\u76d7\u307f\u898b\u3066\u9001\u91d1\u3055\u305b\u308b\u30d3\u30b8\u30cd\u30b9\u30e1\u30fc\u30eb\u8a50\u6b3a\u306f10\u5927\u8105\u5a01\uff08\u7d44\u7e54\uff09\u306b9\u5e74\u9023\u7d9a\u3067\u9078\u3070\u308c\u3066\u3044\u308b<\/h3>\n<p>\u30d3\u30b8\u30cd\u30b9\u30e1\u30fc\u30eb\u8a50\u6b3a\uff08BEC\uff09\u306f\u3001\u53d6\u5f15\u5148\u3084\u7d4c\u55b6\u8005\u306b\u306a\u308a\u3059\u307e\u3057\u305f\u30e1\u30fc\u30eb\u3067\u3001\u507d\u306e\u53e3\u5ea7\u306b\u9001\u91d1\u3055\u305b\u308b\u8a50\u6b3a\u3067\u3059\u3002<strong>IPA\u306e\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2026\u300d\u306e\u7d44\u7e54\u7de8\u3067\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u30e1\u30fc\u30eb\u8a50\u6b3a\u304c10\u4f4d\u3067\u30019\u5e74\u9023\u7d9a\u306e\u9078\u51fa\u3067\u3059\u3002<\/strong><\/p>\n<p>IPA\u306e\u89e3\u8aac\u3067\u306f\u3001\u653b\u6483\u8005\u304c\u53d6\u5f15\u306b\u95a2\u3059\u308b\u30e1\u30fc\u30eb\u3092\u4e8b\u524d\u306b\u76d7\u307f\u898b\u308b\u624b\u53e3\u304c\u7d39\u4ecb\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u8acb\u6c42\u306e\u60c5\u5831\u3084\u95a2\u4fc2\u8005\u3092\u628a\u63e1\u3059\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u3053\u308c\u306f\u30e1\u30fc\u30eb\u306e\u3084\u308a\u53d6\u308a\u306e\u76d7\u307f\u898b\u3067\u3059\u3002\u901a\u4fe1\u7d4c\u8def\u4e0a\u3067\u901a\u4fe1\u3092\u76d7\u8074\u3059\u308b\u72ed\u3044\u610f\u5473\u3067\u306e\u4e2d\u9593\u8005\u653b\u6483\u3068\u306f\u3001\u4ed5\u7d44\u307f\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u8acb\u6c42\u306e\u898f\u6a21\u3092\u793a\u3059\u30c7\u30fc\u30bf\u3068\u3057\u3066\u3001JPCERT\/CC\u306e\u8abf\u67fb\u304c\u3042\u308a\u307e\u3059\u30022019\u5e74\u306b12\u7d44\u7e54\u3092\u5bfe\u8c61\u306b\u8abf\u3079\u305f\u3068\u3053\u308d\u3001\u628a\u63e1\u3067\u304d\u305f\u4e0d\u6b63\u306a\u8acb\u6c42\u984d\u306e\u5408\u8a08\u306f\u7d0424\u5104\u5186\u3067\u3057\u305f\u3002\u3053\u306e\u91d1\u984d\u306f\u88ab\u5bb3\u306e\u6709\u7121\u3092\u554f\u308f\u306a\u3044\u5408\u8a08\u3067\u3001\u9001\u91d1\u524d\u306b\u6c17\u4ed8\u3044\u3066\u88ab\u5bb3\u3092\u9632\u3044\u3060\u8acb\u6c42\u3082\u542b\u307f\u307e\u3059\u3002\u5b9f\u969b\u306e\u88ab\u5bb3\u984d\u3067\u306f\u306a\u304f\u3001\u4e00\u6642\u70b9\u30fb12\u7d44\u7e54\u306e\u5024\u3067\u3059\u3002\u4e2d\u9593\u8005\u653b\u6483\u306b\u3088\u308b\u8acb\u6c42\u984d\u3067\u3082\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u30d3\u30b8\u30cd\u30b9\u30e1\u30fc\u30eb\u8a50\u6b3a\u306f\u9577\u304f\u9078\u3070\u308c\u7d9a\u3051\u3066\u3044\u308b\u4e00\u65b9\u3067\u3001\u672c\u8a18\u4e8b\u3067\u78ba\u8a8d\u3057\u305f\u7bc4\u56f2\u3067\u306f\u3001\u56fd\u5185\u306e\u5b9a\u91cf\u7684\u306a\u8abf\u67fb\u306f2019\u301c2020\u5e74\u306e\u4e00\u6642\u70b9\u306e\u3082\u306e\u304c\u6700\u65b0\u3067\u3059\u3002<strong>\u6700\u65b0\u306e\u88ab\u5bb3\u898f\u6a21\u306f\u516c\u7684\u30c7\u30fc\u30bf\u3067\u306f\u5206\u304b\u3089\u306a\u3044\u3001\u3068\u3044\u3046\u524d\u63d0\u3067\u8aad\u3093\u3067\u304f\u3060\u3055\u3044\u3002<\/strong><\/p>\n<div style=\"border:2px solid #eb6834;border-radius:8px;background:#fdf3ee;padding:14px 18px;margin:1.5em 0\">\n<p style=\"margin:0 0 8px;font-weight:700;color:#c2521f\">\u6ce8\u610f<\/p>\n<p style=\"margin:0\">10\u5927\u8105\u5a01\u306e\u500b\u4eba\u7de8\u3068\u7d44\u7e54\u7de8\u306f\u3001\u5225\u3005\u306b\u9078\u3070\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u30d3\u30b8\u30cd\u30b9\u30e1\u30fc\u30eb\u8a50\u6b3a\u306e\u4e0d\u6b63\u8acb\u6c42\u984d\u306f\u3001\u4e2d\u9593\u8005\u653b\u6483\u306e\u88ab\u5bb3\u3068\u3057\u3066\u6271\u3046\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<\/div>\n<p style=\"font-size:13px;color:#777;margin:1em 0 0\">\u51fa\u5178: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/10threats\/omgdg50000008fi8-att\/setsumei_2026_kojin.pdf\">IPA\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2026\u300d\uff08\u500b\u4eba\u7de8\uff09<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/10threats\/omgdg50000008fi8-att\/kaisetsu_2026_soshiki.pdf\">IPA\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2026\u300d\u89e3\u8aac\u66f8\uff08\u7d44\u7e54\u7de8\uff09<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.jpcert.or.jp\/research\/20200325_BEC-survey.pdf\">JPCERT\/CC\u300c\u30d3\u30b8\u30cd\u30b9\u30e1\u30fc\u30eb\u8a50\u6b3a\u306e\u5b9f\u614b\u8abf\u67fb\u5831\u544a\u66f8\u300d<\/a><\/p>\n<h2>\u4e2d\u9593\u8005\u653b\u6483\u306e\u5bfe\u7b56\u306f\u793e\u54e1\u4efb\u305b\u306b\u305b\u305a\u3001\u901a\u4fe1\u306e\u6697\u53f7\u5316\u3068\u8a8d\u8a3c\u306e\u5f37\u5316\u3092\u7d44\u7e54\u306e\u4ed5\u7d44\u307f\u3067\u884c\u3046<\/h2>\n<p><img decoding=\"async\" alt=\"\u7d44\u7e54\u3067\u5b88\u308b\u4ed5\u7d44\u307f\u3065\u304f\u308a\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/11\/h2-6-1.png\" \/><\/p>\n<p>\u4e2d\u9593\u8005\u653b\u6483\u3078\u306e\u5bfe\u7b56\u3068\u3057\u3066\u306f\u3001VPN\u3001HTTPS\u3068\u8a3c\u660e\u66f8\u306e\u78ba\u8a8d\u3001\u591a\u8981\u7d20\u8a8d\u8a3c\u3001Wi-Fi\u306e\u81ea\u52d5\u63a5\u7d9a\u306e\u505c\u6b62\u304c\u3088\u304f\u6319\u3052\u3089\u308c\u307e\u3059\u3002\u3053\u3053\u307e\u3067\u898b\u3066\u304d\u305f\u3088\u3046\u306b\u30012014\u5e74\u306e\u8abf\u67fb\u3067\u306f\u3001\u65e5\u672c\u4eba\u89b3\u5149\u5ba2\u3067\u5bfe\u7b56\u3092\u5b9f\u65bd\u3057\u3066\u3044\u305f\u4eba\u306f\u534a\u6570\u306b\u5c4a\u3044\u3066\u3044\u307e\u305b\u3093\u3067\u3057\u305f\u3002<strong>\u305d\u3053\u3067\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u793e\u54e1\u306b\u6ce8\u610f\u3055\u305b\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u4f1a\u793e\u5074\u3067\u8a2d\u5b9a\u3057\u3066\u5f37\u5236\u3059\u308b\u65b9\u6cd5\u3092\u4e2d\u5fc3\u306b\u8aac\u660e\u3057\u307e\u3059\u3002<\/strong><\/p>\n<h3>\u793e\u5916\u3067\u306fVPN\u3092\u5e38\u6642\u63a5\u7d9a\u306b\u3057\u3001HTTPS\u3068\u8a3c\u660e\u66f8\u306e\u8b66\u544a\u3092\u78ba\u8a8d\u3055\u305b\u308b<\/h3>\n<p><strong>\u793e\u5916\u3067\u901a\u4fe1\u3059\u308b\u3068\u304d\u306f\u3001VPN\u3092\u5e38\u306b\u4f7f\u3046\u8a2d\u5b9a\u306b\u3059\u308b\u3053\u3068\u304c\u3001\u76d7\u8074\u3078\u306e\u5bfe\u7b56\u3068\u3057\u3066\u7279\u306b\u52b9\u679c\u7684\u3067\u3059\u3002<\/strong> IPA\u306e\u8cc7\u6599\u300c\u516c\u8846\u7121\u7ddaLAN\u5229\u7528\u306b\u4fc2\u308b\u8105\u5a01\u3068\u5bfe\u7b56\u300d\u3067\u3082\u3001\u76d7\u8074\u3078\u306e\u5bfe\u7b56\u52b9\u679c\u304c\u300c\u9ad8\u3044\u300d\u3068\u3055\u308c\u3066\u3044\u308b\u306e\u306fVPN\u3060\u3051\u3067\u3059\u3002\u8aa4\u3063\u3066\u60aa\u610f\u306e\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u306b\u63a5\u7d9a\u3057\u3066\u3082\u3001VPN\u3067\u6697\u53f7\u5316\u3055\u308c\u305f\u901a\u4fe1\u306e\u4e2d\u8eab\u306f\u8aad\u307e\u308c\u306b\u304f\u3044\u305f\u3081\u3067\u3059\u3002\u305f\u3060\u3057\u3001VPN\u3060\u3051\u3067\u306f\u306a\u308a\u3059\u307e\u3057\u3078\u306e\u5bfe\u7b56\u306b\u306f\u306a\u3089\u306a\u3044\u305f\u3081\u3001\u6b21\u306b\u8aac\u660e\u3059\u308b\u591a\u8981\u7d20\u8a8d\u8a3c\u3068\u7d44\u307f\u5408\u308f\u305b\u307e\u3059\u3002<\/p>\n<p>\u3042\u308f\u305b\u3066\u3001Web\u30b5\u30a4\u30c8\u3068\u306e\u901a\u4fe1\u304cHTTPS\u3067\u6697\u53f7\u5316\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3055\u305b\u307e\u3059\u3002HTTPS\u306e\u901a\u4fe1\u3067\u3082\u3001\u30d6\u30e9\u30a6\u30b6\u306b\u8a3c\u660e\u66f8\u306e\u8b66\u544a\u304c\u51fa\u305f\u5834\u5408\u306f\u63a5\u7d9a\u3092\u4e2d\u6b62\u3055\u305b\u3066\u304f\u3060\u3055\u3044\u3002\u8b66\u544a\u3092\u7121\u8996\u3057\u3066\u9032\u3080\u3068\u3001\u9593\u306b\u5165\u3063\u305f\u653b\u6483\u8005\u306b\u901a\u4fe1\u3092\u898b\u3089\u308c\u308b\u304a\u305d\u308c\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>IPA\u306e\u8cc7\u6599\u306f2016\u5e74\u767a\u884c\u3067\u3059\u304c\u3001\u73fe\u5728\u306e\u516c\u7684\u306a\u6848\u5185\u3067\u3082\u8003\u3048\u65b9\u306f\u5171\u901a\u3057\u3066\u3044\u307e\u3059\u3002\u7dcf\u52d9\u7701\u306e\u300c\u516c\u8846Wi-Fi\u5229\u7528\u8005\u5411\u3051 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href=\"https:\/\/venu-sys.co.jp\/jo-sys\/9683\/\">\u30bc\u30ed\u30c8\u30e9\u30b9\u30c8<\/a>\u3068\u547c\u3073\u307e\u3059\u3002\u63a5\u7d9a\u306e\u305f\u3073\u306b\u5229\u7528\u8005\u3068\u7aef\u672b\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u3001\u7d4c\u8def\u4e0a\u306b\u653b\u6483\u8005\u304c\u3044\u3066\u3082\u88ab\u5bb3\u3092\u5e83\u3052\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001\u4f01\u696d\u306e\u7121\u7ddaLAN\u5bfe\u7b56\u306e\u72b6\u6cc1\u306f\u3001\u516c\u7684\u7d71\u8a08\u3067\u306f\u307b\u3068\u3093\u3069\u5206\u304b\u308a\u307e\u305b\u3093\u3002<strong>\u307e\u305a\u306f\u81ea\u793e\u306e\u7aef\u672b\u8a2d\u5b9a\u3068VPN\u306e\u5229\u7528\u72b6\u6cc1\u3092\u70b9\u691c\u3059\u308b\u3053\u3068\u304b\u3089\u59cb\u3081\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/strong><\/p>\n<div style=\"border:2px solid #2d4f8f;border-radius:8px;background:#f2f5fb;padding:14px 18px;margin:1.5em 0\">\n<p style=\"margin:0 0 8px;font-weight:700;color:#2d4f8f\">\u60c5\u30b7\u30b9\u304c\u70b9\u691c\u3057\u305f\u3044\u5bfe\u7b56\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/p>\n<ul style=\"margin:0;padding-left:20px\">\n<li>\u793e\u5916\u3067\u306fVPN\u304c\u81ea\u52d5\u3067\u63a5\u7d9a\u3055\u308c\u308b\u8a2d\u5b9a\u306b\u306a\u3063\u3066\u3044\u308b<\/li>\n<li>\u8a3c\u660e\u66f8\u306e\u8b66\u544a\u304c\u51fa\u305f\u3089\u63a5\u7d9a\u3092\u4e2d\u6b62\u3059\u308b\u3088\u3046\u3001\u793e\u54e1\u306b\u5468\u77e5\u3057\u3066\u3044\u308b<\/li>\n<li>\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3084VPN\u3001\u30e1\u30fc\u30eb\u306b\u591a\u8981\u7d20\u8a8d\u8a3c\u3092\u8a2d\u5b9a\u3057\u3001\u53ef\u80fd\u306a\u7bc4\u56f2\u3067\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u306b\u5f37\u3044\u65b9\u5f0f\uff08FIDO2\u306a\u3069\uff09\u3092\u9078\u3093\u3067\u3044\u308b<\/li>\n<li>\u696d\u52d9\u7aef\u672b\u3067Wi-Fi\u306e\u81ea\u52d5\u63a5\u7d9a\u3092\u6b62\u3081\u3001\u8a31\u53ef\u3057\u305fSSID\u3060\u3051\u306b\u63a5\u7d9a\u3055\u305b\u3066\u3044\u308b<\/li>\n<li>\u793e\u5185\u5916\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4fe1\u983c\u3057\u306a\u3044\u524d\u63d0\u3067\u3001\u63a5\u7d9a\u6642\u306e\u78ba\u8a8d\u3092\u8a2d\u8a08\u3057\u3066\u3044\u308b<\/li>\n<\/ul>\n<\/div>\n<p style=\"font-size:13px;color:#777;margin:1em 0 0\">\u51fa\u5178: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/files\/000051453.pdf\">IPA\u300c\u516c\u8846\u7121\u7ddaLAN\u5229\u7528\u306b\u4fc2\u308b\u8105\u5a01\u3068\u5bfe\u7b56\u300d\uff082014\u5e74\u306e\u7dcf\u52d9\u7701\u8abf\u67fb\u3014\u5e73\u621026\u5e74\u5ea6\u4e8b\u696d\u30012015\u5e743\u6708\u516c\u8868\u3015\u3092\u5f15\u7528\uff09<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001059979.pdf\">\u8b66\u5bdf\u5e81\u30fb\u7dcf\u52d9\u7701\u30fb\u7d4c\u6e08\u7523\u696d\u7701\u300c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba\u306e\u767a\u751f\u72b6\u6cc1\u53ca\u3073\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u6a5f\u80fd\u306b\u95a2\u3059\u308b\u6280\u8853\u306e\u7814\u7a76\u958b\u767a\u306e\u72b6\u6cc1\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001074768.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\uff08\u6982\u8981\uff09\u5225\u7d192\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_sosiki\/cybersecurity\/wi-fi\/index.html\">\u7dcf\u52d9\u7701\u300c\u7121\u7ddaLAN\uff08Wi-Fi\uff09\u306e\u5b89\u5168\u306a\u5229\u7528\uff08\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u78ba\u4fdd\uff09\u306b\u3064\u3044\u3066\u300d\uff08\u516c\u8846Wi-Fi\u5229\u7528\u8005\u5411\u3051 \u7c21\u6613\u30de\u30cb\u30e5\u30a2\u30eb \u4ee4\u548c7\u5e742\u6708\u7248\u3092\u63b2\u8f09\uff09<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/10threats\/omgdg50000008fi8-att\/kaisetsu_2026_soshiki.pdf\">IPA\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2026\u300d\u89e3\u8aac\u66f8\uff08\u7d44\u7e54\u7de8\uff09<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.cisa.gov\/sites\/default\/files\/publications\/fact-sheet-implementing-phishing-resistant-mfa-508c.pdf\">CISA\u300cImplementing Phishing-Resistant MFA\u300d<\/a><\/p>\n<h2>\u4e2d\u9593\u8005\u653b\u6483\u306f\u4ef6\u6570\u3067\u6e2c\u308c\u306a\u3044\u304b\u3089\u3053\u305d\u3001\u8a8d\u8a3c\u60c5\u5831\u3092\u5b88\u308b\u4ed5\u7d44\u307f\u3067\u5099\u3048\u308b<\/h2>\n<p><img decoding=\"async\" alt=\"\u8a8d\u8a3c\u60c5\u5831\u3092\u5b88\u308b\u4ed5\u7d44\u307f\u3067\u5099\u3048\u308b\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/11\/h2-7.png\" \/><\/p>\n<p><strong>\u4e2d\u9593\u8005\u653b\u6483\u306e\u88ab\u5bb3\u4ef6\u6570\u306f\u3001\u56fd\u5185\u306e\u516c\u7684\u7d71\u8a08\u3067\u306f\u72ec\u7acb\u3057\u3066\u6570\u3048\u3089\u308c\u3066\u3044\u307e\u305b\u3093\u3002<\/strong> \u305d\u306e\u305f\u3081\u300c\u4ef6\u6570\u304c\u5c11\u306a\u3044\u304b\u3089\u5f8c\u56de\u3057\u3067\u3088\u3044\u300d\u3068\u306f\u5224\u65ad\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p>\u4e00\u65b9\u3067\u3001\u4e2d\u9593\u8005\u653b\u6483\u306e\u4e3b\u306a\u72d9\u3044\u306e1\u3064\u3067\u3042\u308b\u8a8d\u8a3c\u60c5\u5831\u306b\u3064\u3044\u3066\u306f\u3001\u305d\u306e\u60aa\u7528\u304c\u306f\u3063\u304d\u308a\u6570\u5b57\u306b\u8868\u308c\u3066\u3044\u307e\u3059\u30022025\u5e74\u306b\u691c\u6319\u3055\u308c\u305f\u8b58\u5225\u7b26\u53f7\u7a83\u7528\u578b\u306e\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba\u306f399\u4ef6\u3067\u3057\u305f\u3002\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba407\u4ef6\u306e9\u5272\u8d85\u3092\u5360\u3081\u307e\u3059\uff08\u672c\u8a18\u4e8b\u306b\u3088\u308b\u8a08\u7b97\u5024\uff09\u3002<\/p>\n<p>\u5229\u7528\u8005\u306e\u5bfe\u7b56\u3082\u5341\u5206\u3068\u306f\u8a00\u3048\u307e\u305b\u3093\u3002\u7dcf\u52d9\u7701\u306e2014\u5e74\u306e\u89b3\u5149\u5ba2\u8abf\u67fb\u3067\u306f\u3001\u516c\u8846\u7121\u7ddaLAN\u306e\u8105\u5a01\u3078\u306e\u5bfe\u7b56\u3092\u5b9f\u65bd\u3057\u3066\u3044\u305f\u65e5\u672c\u4eba\u89b3\u5149\u5ba2\u306f47.1%\u3067\u3057\u305f\u3002<\/p>\n<p>\u5225\u306e\u8abf\u67fb\u3068\u3057\u3066\u30012025\u5e74\u306e\u7dcf\u52d9\u7701\u306e\u4e16\u5e2f\u8abf\u67fb\u304c\u3042\u308a\u307e\u3059\u3002\u300c\u63d0\u4f9b\u5143\u4e0d\u660e\u306e\u7121\u7ddaLAN\u306b\u63a5\u7d9a\u3057\u306a\u3044\u300d\u3092\u5b9f\u65bd\u3057\u3066\u3044\u308b\u4e16\u5e2f\u306f36.8%\u3067\u3057\u305f\u3002\u6642\u671f\u3082\u5b9a\u7fa9\u3082\u7570\u306a\u308b\u8abf\u67fb\u3067\u3059\u304c\u3001\u3044\u305a\u308c\u3082\u534a\u6570\u306b\u306f\u5c4a\u3044\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n<p><strong>\u3060\u304b\u3089\u3053\u305d\u3001\u793e\u54e1\u306e\u6ce8\u610f\u306b\u983c\u3089\u306a\u3044\u5bfe\u7b56\u304c\u5fc5\u8981\u3067\u3059\u3002VPN\u306e\u5e38\u6642\u63a5\u7d9a\u3001\u591a\u8981\u7d20\u8a8d\u8a3c\u3001Wi-Fi\u306e\u63a5\u7d9a\u5236\u9650\u3092\u3001\u7d44\u7e54\u306e\u4ed5\u7d44\u307f\u3068\u3057\u3066\u6574\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/strong> \u307e\u305a\u306f\u3001\u793e\u5916\u3067\u4f7f\u3046\u696d\u52d9\u7aef\u672b\u306e\u8a2d\u5b9a\u304b\u3089\u78ba\u8a8d\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p style=\"font-size:13px;color:#777;margin:1em 0 0\">\u51fa\u5178: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001059979.pdf\">\u8b66\u5bdf\u5e81\u30fb\u7dcf\u52d9\u7701\u30fb\u7d4c\u6e08\u7523\u696d\u7701\u300c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba\u306e\u767a\u751f\u72b6\u6cc1\u53ca\u3073\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u6a5f\u80fd\u306b\u95a2\u3059\u308b\u6280\u8853\u306e\u7814\u7a76\u958b\u767a\u306e\u72b6\u6cc1\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/files\/000051453.pdf\">IPA\u300c\u516c\u8846\u7121\u7ddaLAN\u5229\u7528\u306b\u4fc2\u308b\u8105\u5a01\u3068\u5bfe\u7b56\u300d\uff082014\u5e74\u306e\u7dcf\u52d9\u7701\u8abf\u67fb\u3014\u5e73\u621026\u5e74\u5ea6\u4e8b\u696d\u30012015\u5e743\u6708\u516c\u8868\u3015\u3092\u5f15\u7528\uff09<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001074768.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\uff08\u6982\u8981\uff09\u5225\u7d192\u300d<\/a><\/p>\n<hr \/>\n<h2>\u65b0\u4eba\u30fb\u3072\u3068\u308a\u60c5\u30b7\u30b9\u306e\u5b66\u7fd2\u74b0\u5883\u3092\u3064\u304f\u308b\u306a\u3089\u300c\u60c5\u30b7\u30b9\u30ab\u30ec\u30c3\u30b8\u300d<\/h2>\n<p><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.josys-college.com\/\"><img decoding=\"async\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/08\/cta-josys-college.jpg\" alt=\"\u60c5\u30b7\u30b9\u30ab\u30ec\u30c3\u30b8\uff5c\u65b0\u4eba\u30fb\u3072\u3068\u308a\u60c5\u30b7\u30b9\u306e\u305f\u3081\u306e\u30de\u30a4\u30af\u30ed\u30e9\u30fc\u30cb\u30f3\u30b0LMS\" style=\"width:100%;height:auto;margin:0 0 1.2em\" \/><\/a><\/p>\n<p>\u4e2d\u9593\u8005\u653b\u6483\u3078\u306e\u5099\u3048\u306f\u3001VPN\u3084\u591a\u8981\u7d20\u8a8d\u8a3c\u306e\u8a2d\u5b9a\u3060\u3051\u3067\u306f\u5b8c\u7d50\u3057\u307e\u305b\u3093\u3002\u8a3c\u660e\u66f8\u306e\u8b66\u544a\u306e\u610f\u5473\u3084\u3001\u30d5\u30ea\u30fcWi-Fi\u306e\u5371\u967a\u3092\u793e\u54e1\u306b\u4f1d\u3048\u308b\u306b\u306f\u3001\u307e\u305a\u62c5\u5f53\u8005\u81ea\u8eab\u304c\u4ed5\u7d44\u307f\u3092\u7406\u89e3\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u60c5\u30b7\u30b9\u30ab\u30ec\u30c3\u30b8\u306f\u3001\u65b0\u4eba\u30fb\u3072\u3068\u308a\u60c5\u30b7\u30b9\u306e\u305f\u3081\u306e\u30de\u30a4\u30af\u30ed\u30e9\u30fc\u30cb\u30f3\u30b0LMS\u3067\u3059\u3002\u6570\u5206\u306e\u52d5\u753b\u3068\u5c0f\u30c6\u30b9\u30c8\u3067\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u542b\u3080\u60c5\u30b7\u30b9\u306e\u57fa\u790e\u77e5\u8b58\u3092\u696d\u52d9\u306e\u5408\u9593\u306b\u5b66\u3079\u307e\u3059\u3002<\/p>\n<div style=\"border:2px solid #2d4f8f;border-radius:8px;background:#f2f5fb;padding:14px 18px;margin:1.5em 0\">\n<p style=\"margin:0 0 8px;font-weight:700;color:#2d4f8f\">\u60c5\u30b7\u30b9\u30ab\u30ec\u30c3\u30b8\u306e\u7279\u5fb4<\/p>\n<ul style=\"margin:0;padding-left:20px\">\n<li><strong>\u6570\u5206\u306e\u52d5\u753b\uff0b\u5c0f\u30c6\u30b9\u30c8<\/strong>\u3067\u3001\u307e\u3068\u307e\u3063\u305f\u5b66\u7fd2\u6642\u9593\u3092\u53d6\u3089\u305a\u306b\u9032\u3081\u3089\u308c\u307e\u3059<\/li>\n<li><strong>\u5fc5\u4fee\u306e\u5272\u308a\u5f53\u3066\u30fb\u671f\u9650\u8a2d\u5b9a\u30fb\u9032\u6357\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9<\/strong>\u3067\u3001\u53d7\u8b1b\u72b6\u6cc1\u3092\u307e\u3068\u3081\u3066\u7ba1\u7406\u3067\u304d\u307e\u3059<\/li>\n<li><strong>\u81ea\u793e\u30ab\u30ea\u30ad\u30e5\u30e9\u30e0\u306e\u7de8\u6210\u3068CSV\u3067\u306e\u6559\u80b2\u8a18\u9332<\/strong>\u306b\u5bfe\u5fdc\u3057\u3001\u793e\u5185\u306e\u6559\u80b2\u5c65\u6b74\u3068\u3057\u3066\u6b8b\u305b\u307e\u3059<\/li>\n<\/ul>\n<\/div>\n<p>5\u540d\u304b\u3089\u5229\u7528\u3067\u304d\u3001\u8acb\u6c42\u66f8\u6255\u3044\u306b\u3082\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u521d\u671f\u8a2d\u5b9a\u306f\u304a\u3088\u305d10\u5206\u3067\u3001\u62c5\u5f53\u8005\u304c1\u4eba\u3067\u3082\u59cb\u3081\u3089\u308c\u307e\u3059\u3002<\/p>\n<p style=\"text-align:center;margin:1.8em 0\"><a href=\"https:\/\/www.josys-college.com\/\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline-block;background:#2d4f8f;color:#fff;font-weight:700;padding:14px 36px;border-radius:6px;text-decoration:none\">\u60c5\u30b7\u30b9\u30ab\u30ec\u30c3\u30b8\u306e\u8a73\u7d30\u3092\u898b\u308b<\/a><\/p>\n<hr \/>\n<p>\u203b\u51fa\u5178<\/p>\n<ul>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001059979.pdf\">\u8b66\u5bdf\u5e81\u30fb\u7dcf\u52d9\u7701\u30fb\u7d4c\u6e08\u7523\u696d\u7701\u300c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u884c\u70ba\u306e\u767a\u751f\u72b6\u6cc1\u53ca\u3073\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u6a5f\u80fd\u306b\u95a2\u3059\u308b\u6280\u8853\u306e\u7814\u7a76\u958b\u767a\u306e\u72b6\u6cc1\u300d\uff082026\u5e743\u6708\u516c\u8868\uff09<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/files\/000051453.pdf\">IPA\u300c\u516c\u8846\u7121\u7ddaLAN\u5229\u7528\u306b\u4fc2\u308b\u8105\u5a01\u3068\u5bfe\u7b56\u300d\uff082014\u5e74\u306e\u7dcf\u52d9\u7701\u8abf\u67fb\u3014\u5e73\u621026\u5e74\u5ea6\u4e8b\u696d\u30012015\u5e743\u6708\u516c\u8868\u3015\u3092\u5f15\u7528\uff09<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/000347144.pdf\">\u7dcf\u52d9\u7701\u300cWi-Fi\u5229\u7528\u306b\u4fc2\u308b\u8abf\u67fb\u7d50\u679c\uff08\u8a73\u7d30\u7248\uff09\u300d\uff082015\u5e743\u6708\u516c\u8868\uff09<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/reports\/sme\/nl10bi000000fbvc-att\/sme-chousa-report2024r1.pdf\">IPA\u300c2024\u5e74\u5ea6 \u4e2d\u5c0f\u4f01\u696d\u306b\u304a\u3051\u308b\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u306b\u95a2\u3059\u308b\u5b9f\u614b\u8abf\u67fb \u5831\u544a\u66f8\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_content\/001074768.pdf\">\u7dcf\u52d9\u7701\u300c\u4ee4\u548c7\u5e74\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u306e\u7d50\u679c\uff08\u6982\u8981\uff09\u5225\u7d192\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/10threats\/omgdg50000008fi8-att\/setsumei_2026_kojin.pdf\">IPA\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2026\u300d\uff08\u500b\u4eba\u7de8\uff09<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.ipa.go.jp\/security\/10threats\/omgdg50000008fi8-att\/kaisetsu_2026_soshiki.pdf\">IPA\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2026\u300d\u89e3\u8aac\u66f8\uff08\u7d44\u7e54\u7de8\uff09<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.jpcert.or.jp\/research\/20200325_BEC-survey.pdf\">JPCERT\/CC\u300c\u30d3\u30b8\u30cd\u30b9\u30e1\u30fc\u30eb\u8a50\u6b3a\u306e\u5b9f\u614b\u8abf\u67fb\u5831\u544a\u66f8\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_sosiki\/cybersecurity\/wi-fi\/index.html\">\u7dcf\u52d9\u7701\u300c\u7121\u7ddaLAN\uff08Wi-Fi\uff09\u306e\u5b89\u5168\u306a\u5229\u7528\uff08\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u78ba\u4fdd\uff09\u306b\u3064\u3044\u3066\u300d\uff08\u516c\u8846Wi-Fi\u5229\u7528\u8005\u5411\u3051 \u7c21\u6613\u30de\u30cb\u30e5\u30a2\u30eb \u4ee4\u548c7\u5e742\u6708\u7248\u3092\u63b2\u8f09\uff09<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.cisa.gov\/sites\/default\/files\/publications\/fact-sheet-implementing-phishing-resistant-mfa-508c.pdf\">CISA\u300cImplementing Phishing-Resistant 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