{"id":10625,"date":"2026-10-08T12:07:33","date_gmt":"2026-10-08T03:07:33","guid":{"rendered":"https:\/\/venu-sys.co.jp\/jo-sys\/?p=10625"},"modified":"2026-10-08T12:07:33","modified_gmt":"2026-10-08T03:07:33","slug":"ddos-kougeki-toha","status":"publish","type":"post","link":"https:\/\/venu-sys.co.jp\/jo-sys\/10625\/","title":{"rendered":"\u3010IPA\u30fb\u7dcf\u52d9\u7701\u30c7\u30fc\u30bf\u3011DDoS\u653b\u6483\u3068\u306f\uff5c2025\u5e74\u306f\u4f01\u696d\u306e2.9%\u304c\u88ab\u5bb3\u3001\u4ed5\u7d44\u307f\u30fb\u624b\u53e3\u30fb\u5bfe\u7b56\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac"},"content":{"rendered":"<p>\u3042\u308b\u671d\u3001\u81ea\u793e\u306eWeb\u30b5\u30a4\u30c8\u304c\u6025\u306b\u3064\u306a\u304c\u3089\u306a\u304f\u306a\u3063\u305f\u3002\u305d\u3093\u306a\u3068\u304d\u300c\u3053\u308c\u306fDDoS\u653b\u6483\u306a\u306e\u304b\u3001\u305f\u3060\u306e\u30a2\u30af\u30bb\u30b9\u96c6\u4e2d\u306a\u306e\u304b\u300d\u3068\u8ff7\u3044\u307e\u3059\u3088\u306d\u3002\u60c5\u30b7\u30b9\u62c5\u5f53\u8005\u304b\u3089\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u58f0\u3092\u3088\u304f\u805e\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>DDoS\u653b\u6483\u3068DoS\u653b\u6483\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306e\u9055\u3044\u3092\u8aac\u660e\u3067\u304d\u306a\u3044<\/li>\n<li>\u3046\u3061\u306e\u3088\u3046\u306a\u4e2d\u5c0f\u4f01\u696d\u3082\u72d9\u308f\u308c\u308b\u306e\u304b\u5206\u304b\u3089\u306a\u3044<\/li>\n<li>\u5bfe\u7b56\u3068\u8a00\u308f\u308c\u3066\u3082\u4f55\u304b\u3089\u624b\u3092\u4ed8\u3051\u308c\u3070\u3088\u3044\u304b\u5206\u304b\u3089\u306a\u3044<\/li>\n<\/ul>\n<p>\u5148\u306b\u7d50\u8ad6\u3092\u304a\u4f1d\u3048\u3057\u307e\u3059\u3002DDoS\u653b\u6483\u306f\u3001\u4e57\u3063\u53d6\u3089\u308c\u305f\u591a\u6570\u306e\u6a5f\u5668\u304b\u3089\u4e00\u6589\u306b\u901a\u4fe1\u3092\u9001\u308a\u3064\u3051\u3001\u30b5\u30fc\u30d3\u30b9\u3092\u6b62\u3081\u308b\u653b\u6483\u3067\u3059\u3002<\/p>\n<p>\u767a\u751f\u3059\u308b\u983b\u5ea6\u306f\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3088\u308a\u4f4e\u3081\u3067\u3059\u3002\u305d\u308c\u3067\u3082\u7dcf\u52d9\u7701\u306e\u8abf\u67fb\uff08\u5e38\u7528\u96c7\u7528\u8005100\u4eba\u4ee5\u4e0a\u306e\u4f01\u696d\u304c\u5bfe\u8c61\uff09\u3067\u306f\u3001<mark>2025\u5e74\u3082\u4f01\u696d\u306e\u7d043%\u304cDDoS\u653b\u6483\u306e\u88ab\u5bb3\u3092\u7d4c\u9a13<\/mark>\u3057\u3066\u304a\u308a\u3001\u6e1b\u3063\u3066\u306f\u3044\u307e\u305b\u3093\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\">\u3053\u306e\u8a18\u4e8b\u306e\u30dd\u30a4\u30f3\u30c8<\/p>\n<ul style=\"margin:0;padding-left:20px\">\n<li>DDoS\u653b\u6483\u306f\u3001IPA\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2026\u300d\u7d44\u7e54\u7de8\u30679\u4f4d\u306b\u9078\u3070\u308c\u3066\u3044\u307e\u3059\uff08\u51fa\u5178: <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\uff3b\u7d44\u7e54\u7de8\uff3d<\/a>\uff09<\/li>\n<li>DDoS\u653b\u6483\u306e\u88ab\u5bb3\u3092\u7d4c\u9a13\u3057\u305f\u4f01\u696d\u306f\u30012025\u5e74\u8abf\u67fb\u30672.9%\u3067\u3057\u305f\uff08\u5e38\u7528\u96c7\u7528\u8005100\u4eba\u4ee5\u4e0a\u306e\u4f01\u696d\u304c\u5bfe\u8c61\uff09\u30022024\u5e74\u8abf\u67fb\u306e2.5%\u304b\u3089\u6e1b\u3063\u3066\u3044\u307e\u305b\u3093\uff08\u51fa\u5178: <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\u300d<\/a>\uff09<\/li>\n<li>JPCERT\/CC\u3078\u306eDoS\/DDoS\u5831\u544a\u306f\u30012024\u5e74\u306e4\u56db\u534a\u671f\u5408\u8a08\u306718\u4ef6\u3067\u3059\uff08\u5404\u56db\u534a\u671f\u306e\u4ef6\u6570\u304b\u3089\u8a08\u7b97\uff09\u3002\u88ab\u5bb3\u306e\u591a\u304f\u306f\u5916\u90e8\u306b\u5831\u544a\u3055\u308c\u3066\u3044\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\uff08\u51fa\u5178: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.jpcert.or.jp\/pr\/2025\/IR_Report2024Q4.pdf\">JPCERT\/CC\u300c\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\u300d<\/a>\uff09<\/li>\n<\/ul>\n<\/div>\n<hr \/>\n<h2>DDoS\u653b\u6483\u306f\u591a\u6570\u306e\u6a5f\u5668\u304b\u3089\u4e00\u6589\u306b\u901a\u4fe1\u3092\u9001\u308a\u3064\u3051\u3066\u30b5\u30fc\u30d3\u30b9\u3092\u6b62\u3081\u308b\u653b\u6483<\/h2>\n<p><img decoding=\"async\" alt=\"DDoS\u653b\u6483\u3068\u306f\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/h2-1-14.png\" \/><\/p>\n<p>DDoS\u653b\u6483\u306f\u300cDistributed Denial of Service\u300d\u306e\u7565\u3067\u3001\u65e5\u672c\u8a9e\u3067\u306f\u5206\u6563\u578b\u30b5\u30fc\u30d3\u30b9\u59a8\u5bb3\u653b\u6483\u3068\u547c\u3070\u308c\u307e\u3059\u3002<strong>\u653b\u6483\u8005\u304c\u4e57\u3063\u53d6\u3063\u305f\u591a\u6570\u306e\u6a5f\u5668\u304b\u3089\u5927\u91cf\u306e\u901a\u4fe1\u3092\u4e00\u6589\u306b\u9001\u308a\u3001Web\u30b5\u30a4\u30c8\u306a\u3069\u306e\u30b5\u30fc\u30d3\u30b9\u3092\u4f7f\u3048\u306a\u304f\u3059\u308b\u653b\u6483<\/strong>\u3067\u3059\u3002<\/p>\n<p>IPA\u306e\u89e3\u8aac\u66f8\u3067\u306f\u3001\u4e3b\u306a\u65b9\u6cd5\u3068\u3057\u3066\u3001\u30b5\u30fc\u30d0\u30fc\u306b\u9ad8\u3044\u8ca0\u8377\u3092\u304b\u3051\u308b\u65b9\u6cd5\u3068\u3001\u56de\u7dda\u306e\u5e2f\u57df\u3092\u57cb\u3081\u3066\u3057\u307e\u3046\u65b9\u6cd5\u304c\u6319\u3052\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3069\u3061\u3089\u306e\u5834\u5408\u3082\u3001\u6a19\u7684\u306b\u306a\u3063\u305f\u30b5\u30fc\u30d3\u30b9\u306f\u5fdc\u7b54\u304c\u9045\u304f\u306a\u3063\u305f\u308a\u6b62\u307e\u3063\u305f\u308a\u3057\u307e\u3059\u3002<\/p>\n<p>IPA\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2026\u300d\u3067\u306f\u3001DDoS\u653b\u6483\u306f\u7d44\u7e54\u7de8\u306e9\u4f4d\u306b\u9078\u3070\u308c\u3066\u3044\u307e\u3059\u3002\u500b\u4eba\u3088\u308a\u3082\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3067\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u4f01\u696d\u3084\u56e3\u4f53\u304c\u5411\u304d\u5408\u3046\u8105\u5a01\u3067\u3059\u3002\u307b\u304b\u306e\u653b\u6483\u3068\u306e\u4f4d\u7f6e\u3065\u3051\u306f<a href=\"https:\/\/venu-sys.co.jp\/jo-sys\/8781\/\">\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u306e\u7a2e\u985e<\/a>\u306e\u8a18\u4e8b\u3067\u6574\u7406\u3057\u3066\u3044\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\">\u7528\u8a9e\u306e\u6574\u7406<\/p>\n<ul style=\"margin:0;padding-left:20px\">\n<li><strong>DoS\u653b\u6483<\/strong>: 1\u53f0\u306e\u6a5f\u5668\u304b\u3089\u5927\u91cf\u306e\u901a\u4fe1\u3092\u9001\u308a\u3001\u30b5\u30fc\u30d3\u30b9\u3092\u59a8\u5bb3\u3059\u308b\u653b\u6483<\/li>\n<li><strong>DDoS\u653b\u6483<\/strong>: \u4e3b\u306b\u4e57\u3063\u53d6\u3089\u308c\u305f\u591a\u6570\u306e\u6a5f\u5668\u304b\u3089\u4e00\u6589\u306b\u901a\u4fe1\u3092\u9001\u308a\u3001\u30b5\u30fc\u30d3\u30b9\u3092\u59a8\u5bb3\u3059\u308b\u653b\u6483<\/li>\n<li><strong>\u30dc\u30c3\u30c8\u30cd\u30c3\u30c8<\/strong>: \u653b\u6483\u8005\u306b\u4e57\u3063\u53d6\u3089\u308c\u3001\u9060\u9694\u304b\u3089\u64cd\u4f5c\u3055\u308c\u308b\u6a5f\u5668\u306e\u96c6\u307e\u308a<\/li>\n<\/ul>\n<\/div>\n<h3>DoS\u653b\u6483\u3068\u306e\u9055\u3044\u306f\u653b\u6483\u5143\u304c1\u53f0\u304b\u3001\u4e57\u3063\u53d6\u3089\u308c\u305f\u591a\u6570\u306e\u6a5f\u5668\u304b<\/h3>\n<p>DoS\u653b\u6483\u3068DDoS\u653b\u6483\u306e\u9055\u3044\u306f\u3001\u653b\u6483\u5143\u306e\u6570\u306b\u3042\u308a\u307e\u3059\u3002<strong>DoS\u653b\u6483\u306f1\u53f0\u304b\u3089\u3001DDoS\u653b\u6483\u306f\u30dc\u30c3\u30c8\u30cd\u30c3\u30c8\u3068\u547c\u3070\u308c\u308b\u591a\u6570\u306e\u6a5f\u5668\u304b\u3089\u901a\u4fe1\u3092\u9001\u308a\u307e\u3059\u3002<\/strong><\/p>\n<p>\u30dc\u30c3\u30c8\u30cd\u30c3\u30c8\u3092\u69cb\u6210\u3059\u308b\u306e\u306f\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u306a\u3069\u3067\u4e57\u3063\u53d6\u3089\u308c\u305fPC\u3084IoT\u6a5f\u5668\u3067\u3059\u3002\u6301\u3061\u4e3b\u304c\u6c17\u3065\u304b\u306a\u3044\u3046\u3061\u306b\u3001\u653b\u6483\u306e\u9053\u5177\u3068\u3057\u3066\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001\u5f8c\u8ff0\u3059\u308b\u30ea\u30d5\u30ec\u30af\u30b7\u30e7\u30f3\u653b\u6483\u306e\u3088\u3046\u306b\u3001\u8a2d\u5b9a\u306b\u4e0d\u5099\u306e\u3042\u308b\u7b2c\u4e09\u8005\u306e\u30b5\u30fc\u30d0\u30fc\u306e\u5fdc\u7b54\u304c\u60aa\u7528\u3055\u308c\u308b\u624b\u53e3\u3082\u3042\u308a\u307e\u3059\u3002\u3059\u3079\u3066\u306e\u653b\u6483\u901a\u4fe1\u304c\u4e57\u3063\u53d6\u3089\u308c\u305f\u6a5f\u5668\u304b\u3089\u76f4\u63a5\u9001\u3089\u308c\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u3053\u306e\u9055\u3044\u306f\u3001\u5b88\u308b\u5074\u306e\u5bfe\u5fdc\u306b\u5f71\u97ff\u3057\u307e\u3059\u3002DoS\u653b\u6483\u306a\u3089\u3001\u9001\u4fe1\u5143\u306eIP\u30a2\u30c9\u30ec\u30b9\u30921\u3064\u906e\u65ad\u3059\u308c\u3070\u6b62\u3081\u3089\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3057\u304b\u3057DDoS\u653b\u6483\u306f\u9001\u4fe1\u5143\u304c\u5206\u6563\u3057\u3066\u3044\u308b\u305f\u3081\u30011\u3064\u906e\u65ad\u3057\u3066\u3082\u653b\u6483\u306f\u7d9a\u304d\u307e\u3059\u3002<\/p>\n<p>\u3082\u30461\u3064\u62bc\u3055\u3048\u3066\u304a\u304d\u305f\u3044\u306e\u306f\u3001\u81ea\u793e\u306e\u6a5f\u5668\u304c\u653b\u6483\u3059\u308b\u5074\u306b\u56de\u308b\u53ef\u80fd\u6027\u3067\u3059\u3002\u793e\u5185\u306e\u30eb\u30fc\u30bf\u30fc\u3084\u30ab\u30e1\u30e9\u304c\u4e57\u3063\u53d6\u3089\u308c\u308b\u3068\u3001\u4ed6\u793e\u3078\u306e\u653b\u6483\u306b\u4f7f\u308f\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u3053\u306e\u70b9\u306f\u5f8c\u534a\u306e\u5bfe\u7b56\u3067\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<h3>IPA\u306f2016\u5e74\u306e\u521d\u9078\u51fa\u4ee5\u964d\u3001DDoS\u653b\u6483\u30927\u56de\u7d44\u7e54\u306e\u8105\u5a01\u306b\u9078\u3093\u3067\u3044\u308b<\/h3>\n<p>DDoS\u653b\u6483\u306f\u3001\u4e00\u6642\u7684\u306b\u8a71\u984c\u306b\u306a\u3063\u305f\u653b\u6483\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002IPA\u306e\u89e3\u8aac\u66f8\u306b\u3088\u308b\u3068\u3001DDoS\u653b\u6483\u304c10\u5927\u8105\u5a01\u306e\u7d44\u7e54\u7de8\u306b\u521d\u3081\u3066\u9078\u3070\u308c\u305f\u306e\u306f2016\u5e74\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u306e\u521d\u9078\u51fa\u5e74\u306f2016\u5e74\u7248\u4ee5\u964d\u3092\u5bfe\u8c61\u306b\u6570\u3048\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n<p>2026\u5e74\u7248\u3067\u306f2\u5e74\u9023\u7d9a\u3001\u901a\u7b977\u56de\u76ee\u306e\u9078\u51fa\u3068\u306a\u308a\u307e\u3057\u305f\u3002<strong>2016\u5e74\u7248\u304b\u30892026\u5e74\u7248\u307e\u3067\u306e11\u56de\u306e\u3046\u3061\u30017\u56de\u9078\u3070\u308c\u3066\u3044\u308b<\/strong>\u8a08\u7b97\u3067\u3059\u3002<\/p>\n<p>10\u5927\u8105\u5a01\u306f\u3001\u4e3b\u306b\u524d\u5e74\u306b\u8d77\u304d\u305f\u793e\u4f1a\u7684\u5f71\u97ff\u306e\u5927\u304d\u3044\u4e8b\u6848\u304b\u3089\u8105\u5a01\u5019\u88dc\u3092\u9078\u3073\u3001\u5c02\u9580\u5bb6\u306a\u3069\u3067\u69cb\u6210\u3059\u308b\u300c10\u5927\u8105\u5a01\u9078\u8003\u4f1a\u300d\u306e\u6295\u7968\u3067\u6c7a\u3081\u305f\u30e9\u30f3\u30ad\u30f3\u30b0\u3067\u3059\u3002\u5168\u4f53\u306e\u9854\u3076\u308c\u306f<a href=\"https:\/\/venu-sys.co.jp\/jo-sys\/9664\/\">\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01<\/a>\u306e\u8a18\u4e8b\u306b\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u9577\u3044\u671f\u9593\u306b\u308f\u305f\u3063\u3066\u7e70\u308a\u8fd4\u3057\u9078\u3070\u308c\u3066\u3044\u308b\u3053\u3068\u304b\u3089\u3001DDoS\u653b\u6483\u306f\u4f01\u696d\u304c\u7d99\u7d9a\u3057\u3066\u5099\u3048\u308b\u3079\u304d\u8105\u5a01\u3060\u3068\u5206\u304b\u308a\u307e\u3059\u3002\u9806\u4f4d\u306e\u9ad8\u3055\u3060\u3051\u3067\u3001\u81ea\u793e\u3068\u95a2\u4fc2\u304c\u8584\u3044\u3068\u5224\u65ad\u3057\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>JPCERT\/CC\u306f\u30e1\u30fc\u30eb\u306e\u5927\u91cf\u9001\u4fe1\u306b\u3088\u308b\u30b5\u30fc\u30d3\u30b9\u59a8\u5bb3\u3082DoS\/DDoS\u306b\u6570\u3048\u3066\u3044\u308b<\/h3>\n<p>DDoS\u653b\u6483\u3068\u3044\u3046\u3068\u3001Web\u30b5\u30a4\u30c8\u304c\u843d\u3061\u308b\u653b\u6483\u3092\u601d\u3044\u6d6e\u304b\u3079\u308b\u65b9\u304c\u591a\u3044\u3067\u3057\u3087\u3046\u3002\u305f\u3060\u3001<strong>JPCERT\/CC\u306e\u5206\u985e\u3067\u306f\u3001\u30e1\u30fc\u30eb\u3092\u5927\u91cf\u306b\u9001\u308a\u3064\u3051\u3066\u30b5\u30fc\u30d3\u30b9\u3092\u59a8\u5bb3\u3059\u308b\u884c\u70ba\u3082DoS\/DDoS\u306b\u542b\u307e\u308c\u307e\u3059<\/strong>\u3002<\/p>\n<p>JPCERT\/CC\u306e\u30ec\u30dd\u30fc\u30c8\u3067\u306f\u3001DoS\/DDoS\u30923\u3064\u306e\u30d1\u30bf\u30fc\u30f3\u3067\u5b9a\u7fa9\u3057\u3066\u3044\u307e\u3059\u30021\u3064\u76ee\u306f\u3001\u5927\u91cf\u306e\u901a\u4fe1\u3067\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u8cc7\u6e90\u3092\u4f7f\u3044\u5207\u3089\u305b\u308b\u653b\u6483\u3067\u3059\u30022\u3064\u76ee\u306f\u3001\u5927\u91cf\u306e\u30a2\u30af\u30bb\u30b9\u3067\u30b5\u30fc\u30d0\u30fc\u306e\u5fdc\u7b54\u3092\u9045\u3089\u305b\u305f\u308a\u6b62\u3081\u305f\u308a\u3059\u308b\u653b\u6483\u3092\u6307\u3057\u307e\u3059\u3002<\/p>\n<p>3\u3064\u76ee\u3068\u3057\u3066\u3001\u30a8\u30e9\u30fc\u30e1\u30fc\u30eb\u3084\u8ff7\u60d1\u30e1\u30fc\u30eb\u3092\u5927\u91cf\u306b\u53d7\u4fe1\u3055\u305b\u3001\u30b5\u30fc\u30d3\u30b9\u3092\u59a8\u5bb3\u3059\u308b\u884c\u70ba\u3082\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3064\u307e\u308a\u3001Web\u30b5\u30a4\u30c8\u3060\u3051\u3067\u306a\u304f\u30e1\u30fc\u30eb\u306e\u4ed5\u7d44\u307f\u3082\u6a19\u7684\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001DDoS\u653b\u6483\u306e\u7bc4\u56f2\u306f\u8abf\u67fb\u3059\u308b\u6a5f\u95a2\u306b\u3088\u3063\u3066\u5c11\u3057\u305a\u3064\u9055\u3044\u307e\u3059\u3002\u5f8c\u534a\u3067\u7d71\u8a08\u3092\u898b\u308b\u3068\u304d\u3082\u3001\u3053\u306e\u5b9a\u7fa9\u306e\u9055\u3044\u3092\u610f\u8b58\u3057\u3066\u304a\u304f\u3068\u8aad\u307f\u9055\u3044\u3092\u9632\u3052\u307e\u3059\u3002<\/p>\n<p style=\"font-size:13px;color:#777\">\u51fa\u5178: <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\uff3b\u7d44\u7e54\u7de8\uff3d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.jpcert.or.jp\/pr\/2025\/IR_Report2024Q4.pdf\">JPCERT\/CC\u300c\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\u300d<\/a><\/p>\n<hr \/>\n<h2>DDoS\u653b\u6483\u306e\u624b\u53e3\u306f\u5927\u304d\u304f4\u7cfb\u7d71\u3042\u308a\u3001\u76ee\u7684\u306f\u4e3b\u5f35\u306e\u8a87\u793a\u3068\u91d1\u92ad\u306e\u8981\u6c42<\/h2>\n<p><img decoding=\"async\" alt=\"\u624b\u53e3\u3068\u76ee\u7684\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/h2-2-14.png\" \/><\/p>\n<p>DDoS\u653b\u6483\u306b\u306f\u3044\u304f\u3064\u304b\u306e\u624b\u53e3\u304c\u3042\u308a\u307e\u3059\u3002IPA\u306e\u89e3\u8aac\u66f8\u306f5\u3064\u306e\u624b\u53e3\u3092\u6319\u3052\u3066\u304a\u308a\u3001\u672c\u8a18\u4e8b\u3067\u306f\u3053\u308c\u3092<strong>\u901a\u4fe1\u3092\u5927\u91cf\u306b\u9001\u308b\u65b9\u6cd5\u3001\u4ed6\u4eba\u306e\u30b5\u30fc\u30d0\u30fc\u306e\u5fdc\u7b54\u3092\u60aa\u7528\u3059\u308b\u65b9\u6cd5\u3001DNS\u3092\u72d9\u3046\u65b9\u6cd5\u3001\u4ee3\u884c\u30b5\u30fc\u30d3\u30b9\u3092\u4f7f\u3046\u65b9\u6cd5<\/strong>\u306e4\u7cfb\u7d71\u306b\u307e\u3068\u3081\u307e\u3057\u305f\u3002\u624b\u53e3\u306e\u5206\u3051\u65b9\u306f\u8cc7\u6599\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u653b\u6483\u306e\u76ee\u7684\u30821\u3064\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4e3b\u7fa9\u4e3b\u5f35\u3092\u793a\u3059\u305f\u3081\u306b\u884c\u308f\u308c\u308b\u3053\u3068\u3082\u3042\u308c\u3070\u3001\u653b\u6483\u3092\u6b62\u3081\u308b\u898b\u8fd4\u308a\u306b\u91d1\u92ad\u3092\u8981\u6c42\u3055\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u624b\u53e3\u3068\u76ee\u7684\u3092\u77e5\u3063\u3066\u304a\u304f\u3068\u3001\u81ea\u793e\u304c\u72d9\u308f\u308c\u305f\u3068\u304d\u306b\u72b6\u6cc1\u3092\u628a\u63e1\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u9806\u306b\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3>\u4e3b\u306a\u624b\u53e3\u306f\u30d5\u30e9\u30c3\u30c9\u653b\u6483\u30fb\u30ea\u30d5\u30ec\u30af\u30b7\u30e7\u30f3\u653b\u6483\u30fbDNS\u6c34\u8cac\u3081\u653b\u6483\u30fb\u4ee3\u884c\u30b5\u30fc\u30d3\u30b9\u306e\u5229\u7528<\/h3>\n<p>IPA\u306e\u89e3\u8aac\u66f8\u3067\u8aac\u660e\u3055\u308c\u3066\u3044\u308b\u4e3b\u306a\u624b\u53e3\u3068\u3001\u72d9\u308f\u308c\u308b\u7b87\u6240\u3092\u8868\u306b\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u624b\u53e3<\/th>\n<th>\u4ed5\u7d44\u307f<\/th>\n<th>\u72d9\u308f\u308c\u308b\u7b87\u6240<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u30dc\u30c3\u30c8\u30cd\u30c3\u30c8\u306b\u3088\u308b\u5927\u91cf\u30a2\u30af\u30bb\u30b9<\/td>\n<td>\u4e57\u3063\u53d6\u3063\u305fIoT\u6a5f\u5668\u306a\u3069\u304b\u3089\u4e00\u6589\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b<\/td>\n<td>Web\u30b5\u30a4\u30c8\u3001DNS\u30b5\u30fc\u30d0\u30fc<\/td>\n<\/tr>\n<tr>\n<td>\u30d5\u30e9\u30c3\u30c9\u653b\u6483\uff08SYN\/ACK\/FIN\u306a\u3069\uff09<\/td>\n<td>TCP\u3084UDP\u306e\u30d1\u30b1\u30c3\u30c8\u3092\u5927\u91cf\u306b\u9001\u308a\u3064\u3051\u308b<\/td>\n<td>\u30b5\u30fc\u30d0\u30fc\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668<\/td>\n<\/tr>\n<tr>\n<td>\u30ea\u30d5\u30ec\u30af\u30b7\u30e7\u30f3\u653b\u6483\uff08DNS\/NTP\u306a\u3069\uff09<\/td>\n<td>\u9001\u4fe1\u5143\u3092\u6a19\u7684\u306b\u507d\u88c5\u3057\u3001\u591a\u6570\u306e\u30b5\u30fc\u30d0\u30fc\u306e\u5fdc\u7b54\u3092\u6a19\u7684\u306b\u96c6\u3081\u308b<\/td>\n<td>\u6a19\u7684\u306e\u56de\u7dda\u3001\u30b5\u30fc\u30d0\u30fc<\/td>\n<\/tr>\n<tr>\n<td>\u30e9\u30f3\u30c0\u30e0\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u653b\u6483\uff08DNS\u6c34\u8cac\u3081\u653b\u6483\uff09<\/td>\n<td>\u30e9\u30f3\u30c0\u30e0\u306a\u6587\u5b57\u5217\u3092\u4ed8\u3051\u305f\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u3092\u5927\u91cf\u306b\u554f\u3044\u5408\u308f\u305b\u308b<\/td>\n<td>DNS\u30b5\u30fc\u30d0\u30fc<\/td>\n<\/tr>\n<tr>\n<td>DDoS\u4ee3\u884c\u30b5\u30fc\u30d3\u30b9\u306e\u5229\u7528<\/td>\n<td>\u30c0\u30fc\u30af\u30a6\u30a7\u30d6\u3084SNS\u306a\u3069\u3067\u653b\u6483\u3092\u4f9d\u983c\u3059\u308b<\/td>\n<td>\u4f9d\u983c\u8005\u304c\u6307\u5b9a\u3057\u305f\u6a19\u7684<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"font-size:13px;color:#777\">\u51fa\u5178: <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\uff3b\u7d44\u7e54\u7de8\uff3d<\/a>\u3092\u3082\u3068\u306b\u4f5c\u6210<\/p>\n<p>DNS\u6c34\u8cac\u3081\u653b\u6483\u306f\u3001\u6b63\u5e38\u306a\u554f\u3044\u5408\u308f\u305b\u3068\u898b\u5206\u3051\u306b\u304f\u304f\u3001\u5bfe\u7b56\u304c\u96e3\u3057\u3044\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002<strong>\u4ee3\u884c\u30b5\u30fc\u30d3\u30b9\u3092\u4f7f\u3048\u3070\u5c02\u9580\u7684\u306a\u6280\u8853\u3084\u8a2d\u5099\u304c\u306a\u304f\u3066\u3082\u653b\u6483\u3067\u304d\u308b\u3068\u3055\u308c\u3001\u653b\u6483\u3059\u308b\u5074\u306e\u30cf\u30fc\u30c9\u30eb\u306f\u4e0b\u304c\u3063\u3066\u3044\u307e\u3059\u3002<\/strong>\u4f01\u696d\u306e\u898f\u6a21\u306b\u304b\u304b\u308f\u3089\u305a\u3001\u5099\u3048\u3066\u304a\u304f\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/p>\n<h3>\u91d1\u92ad\u8981\u6c42\u3084\u30e9\u30f3\u30b5\u30e0\u653b\u6483\u306e\u8105\u8feb\u624b\u6bb5\u3068\u3057\u3066DDoS\u653b\u6483\u304c\u4f7f\u308f\u308c\u308b\u3053\u3068\u3082\u3042\u308b<\/h3>\n<p>DDoS\u653b\u6483\u306e\u76ee\u7684\u306f\u3001\u4e3b\u306b2\u3064\u306b\u5206\u3051\u3089\u308c\u307e\u3059\u30021\u3064\u306f\u4e3b\u7fa9\u4e3b\u5f35\u3092\u793a\u3059\u3053\u3068\u3001\u3082\u30461\u3064\u306f\u653b\u6483\u3092\u6b62\u3081\u308b\u898b\u8fd4\u308a\u306b\u91d1\u92ad\u3092\u8981\u6c42\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u56fd\u5bb6\u3092\u80cc\u666f\u3068\u3057\u305f\u653b\u6483\u306e\u4f8b\u3068\u3057\u3066\u3001IPA\u306e\u89e3\u8aac\u66f8\u306f\u6d77\u5916\u306e\u52d5\u304d\u3092\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u30022025\u5e7412\u6708\u3001\u7c73\u53f8\u6cd5\u7701\u306f\u89aa\u30ed\u30b7\u30a2\u7cfb\u306e\u30cf\u30af\u30c6\u30a3\u30d3\u30b9\u30c8\u96c6\u56e3\u306e\u6d3b\u52d5\u3092\u52a9\u3051\u305f\u7591\u3044\u3067\u3001\u95a2\u4fc2\u8005\u3092\u8d77\u8a34\u3057\u307e\u3057\u305f\u3002\u65e5\u672c\u3067\u3082\u3001\u7d4c\u6e08\u5236\u88c1\u3078\u306e\u5831\u5fa9\u306a\u3069\u3092\u52d5\u6a5f\u3068\u3057\u305f\u653b\u6483\u304c\u89b3\u6e2c\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u91d1\u92ad\u76ee\u7684\u3067\u306f\u3001\u307b\u304b\u306e\u653b\u6483\u3068\u7d44\u307f\u5408\u308f\u3055\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u300210\u5927\u8105\u5a012026\u306e\u7d44\u7e54\u7de8\u30671\u4f4d\u306e\u30e9\u30f3\u30b5\u30e0\u653b\u6483\u3067\u306f\u3001\u8105\u8feb\u306e\u624b\u6bb5\u3068\u3057\u3066\u300cDDoS\u653b\u6483\u3092\u4ed5\u639b\u3051\u308b\u300d\u3068\u8105\u3059\u30b1\u30fc\u30b9\u304c\u3042\u308b\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><strong>DDoS\u653b\u6483\u306f\u5358\u72ec\u306e\u59a8\u5bb3\u3060\u3051\u3067\u306a\u304f\u3001\u91d1\u92ad\u3092\u8981\u6c42\u3059\u308b\u8105\u8feb\u306e\u6750\u6599\u306b\u3082\u4f7f\u308f\u308c\u307e\u3059\u3002<\/strong>\u300c\u30b5\u30a4\u30c8\u304c\u6b62\u307e\u308b\u3060\u3051\u300d\u3068\u8efd\u304f\u898b\u306a\u3044\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/p>\n<p style=\"font-size:13px;color:#777\">\u51fa\u5178: <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\uff3b\u7d44\u7e54\u7de8\uff3d<\/a><\/p>\n<hr \/>\n<h2>DDoS\u653b\u6483\u306e\u88ab\u5bb3\u3092\u53d7\u3051\u305f\u4f01\u696d\u306f2025\u5e74\u306b2.9%\u3067\u30012024\u5e74\u306e2.5%\u304b\u3089\u6e1b\u3063\u3066\u3044\u306a\u3044<\/h2>\n<p><img decoding=\"async\" alt=\"\u88ab\u5bb3\u306e\u5b9f\u614b\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/h2-3-14.png\" \/><\/p>\n<p>DDoS\u653b\u6483\u306f\u5b9f\u969b\u306b\u3069\u306e\u304f\u3089\u3044\u8d77\u304d\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u7dcf\u52d9\u7701\u306e\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u3092\u898b\u308b\u3068\u3001<strong>2025\u5e74\u8abf\u67fb\u3067DDoS\u653b\u6483\u306e\u88ab\u5bb3\u3092\u6319\u3052\u305f\u4f01\u696d\u306f<mark>2.9%<\/mark>\u3067\u3057\u305f<\/strong>\u3002<\/p>\n<p>\u524d\u5e74\u306e2024\u5e74\u8abf\u67fb\u3067\u306f2.5%\u3067\u3057\u305f\u3002\u540c\u3058\u8abf\u67fb\u30fb\u540c\u3058\u6307\u6a19\u3067\u6bd4\u3079\u308b\u3068\u3001\u5272\u5408\u306f\u4e0b\u304c\u3063\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u3053\u306e\u4e0a\u6607\u5e45\u3092\u300c\u6025\u5897\u300d\u3068\u8aad\u3080\u306e\u306f\u65e9\u8a08\u3067\u3059\u3002\u6570\u5024\u306e\u8a73\u7d30\u3068\u8aad\u307f\u65b9\u3092\u30012\u3064\u306e\u898b\u51fa\u3057\u306b\u5206\u3051\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<h3>\u7dcf\u52d9\u7701\u8abf\u67fb\u3067\u306f2025\u5e74\u306b\u4f01\u696d\u306e2.9%\u304cDDoS\u653b\u6483\u306e\u88ab\u5bb3\u3092\u6319\u3052\u3066\u3044\u308b<\/h3>\n<p>\u7dcf\u52d9\u7701\u306e\u300c\u901a\u4fe1\u5229\u7528\u52d5\u5411\u8abf\u67fb\u300d\u306f\u3001\u5e38\u7528\u96c7\u7528\u8005100\u4eba\u4ee5\u4e0a\u306e\u4f01\u696d\u306e\u3046\u3061\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u4f01\u696d\u306b\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4f7f\u3046\u4e2d\u3067\u53d7\u3051\u305f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u88ab\u5bb3\u3092\u5c0b\u306d\u3066\u3044\u307e\u3059\u3002\u9078\u629e\u80a2\u306e1\u3064\u304c\u300cDoS\uff08DDoS\uff09\u653b\u6483\u300d\u3067\u3059\u3002<\/p>\n<p><strong>2025\u5e74\u8abf\u67fb\u3067\u306f\u3001\u56de\u7b54\u3057\u305f\u4f01\u696d\u306e2.9%\u304cDoS\uff08DDoS\uff09\u653b\u6483\u306e\u88ab\u5bb3\u3092\u9078\u3073\u307e\u3057\u305f<\/strong>\u3002\u56de\u7b54\u4f01\u696d\u6570\u306f2,482\u793e\u3067\u3059\u3002\u524d\u5e74\u306e2024\u5e74\u8abf\u67fb\u3067\u306f\u3001\u540c\u3058\u9078\u629e\u80a2\u3092\u9078\u3093\u3060\u4f01\u696d\u306f2.5%\u3067\u3057\u305f\u3002<\/p>\n<p>\u3069\u3061\u3089\u306e\u5024\u3082\u3001\u5e38\u7528\u96c7\u7528\u8005100\u4eba\u4ee5\u4e0a\u3067\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3092\u5229\u7528\u3059\u308b\u4f01\u696d\u5168\u4f53\u306b\u5360\u3081\u308b\u5272\u5408\u3067\u3059\u3002Web\u30b5\u30a4\u30c8\u3092\u6301\u305f\u306a\u3044\u4f01\u696d\u3082\u5206\u6bcd\u306b\u542b\u307e\u308c\u3066\u3044\u308b\u70b9\u3092\u62bc\u3055\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>2\u5e74\u5206\u306e\u5024\u3092\u4e26\u3079\u305f\u306e\u304c\u56f3\u88681\u3067\u3059\u30022025\u5e74\u6642\u70b9\u3067\u3082\u3001\u304a\u3088\u305d3%\u306e\u4f01\u696d\u304cDDoS\u653b\u6483\u306e\u88ab\u5bb3\u3092\u7d4c\u9a13\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" alt=\"\u56f3\u88681 \u4f01\u696d\u306eDDoS\u653b\u6483\u88ab\u5bb3\u7d4c\u9a13\u7387\u306e\u63a8\u79fb\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/chart-1-1.png\" \/><\/p>\n<p style=\"font-size:13px;color:#777\">\u51fa\u5178: <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\u300d<\/a><\/p>\n<h3>0.4\u30dd\u30a4\u30f3\u30c8\u306e\u4e0a\u6607\u306f\u8aa4\u5dee\u306e\u7bc4\u56f2\u3067\u3001\u300c\u6025\u5897\u300d\u3067\u306f\u306a\u304f\u300c\u6a2a\u3070\u3044\u304b\u3089\u5fae\u5897\u300d<\/h3>\n<p>\u3053\u306e\u6570\u5024\u304b\u3089\u8aad\u307f\u53d6\u308c\u308b\u306e\u306f\u3001<strong>DDoS\u653b\u6483\u306e\u88ab\u5bb3\u306f\u6e1b\u3063\u3066\u3044\u306a\u3044\u3082\u306e\u306e\u3001\u6025\u306b\u5897\u3048\u305f\u3068\u3082\u8a00\u3048\u306a\u3044<\/strong>\u3068\u3044\u3046\u70b9\u3067\u3059\u30022024\u5e74\u306e2.5%\u304b\u30892025\u5e74\u306e2.9%\u3078\u306e\u4e0a\u6607\u5e45\u306f0.4\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p>\n<p>\u56de\u7b54\u4f01\u696d\u65702,482\u793e\u3067\u5358\u7d14\u7121\u4f5c\u70ba\u62bd\u51fa\u3092\u4eee\u5b9a\u3059\u308b\u3068\u30012.9%\u306e\u8aa4\u5dee\u306e\u76ee\u5b89\u306f\u524d\u5f8c0.7\u30dd\u30a4\u30f3\u30c8\u307b\u3069\u3067\u3059\uff08\u8a66\u7b97\uff09\u30020.4\u30dd\u30a4\u30f3\u30c8\u306e\u5dee\u306f\u3053\u306e\u7bc4\u56f2\u306b\u53ce\u307e\u308b\u305f\u3081\u3001\u300c\u6025\u5897\u300d\u3067\u306f\u306a\u304f\u300c\u6e1b\u3063\u3066\u3044\u306a\u3044\u300d\u3068\u8aad\u3080\u306e\u304c\u59a5\u5f53\u3067\u3059\u3002<\/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\">\u6bd4\u8f03\u3067\u304d\u308b\u30c7\u30fc\u30bf\u306f2\u5e74\u5206\u3057\u304b\u306a\u304f\u3001\u4e0a\u6607\u304c\u7d9a\u304f\u50be\u5411\u304b\u5358\u5e74\u306e\u632f\u308c\u304b\u306f\u5224\u65ad\u3067\u304d\u307e\u305b\u3093\u3002\u8aa4\u5dee\u306e\u76ee\u5b89\u306f\u300c1.96\u00d7\u221a(0.029\u00d70.971\u00f72,482)\u300d\u3067\u6c42\u3081\u305f\u6982\u7b97\u3067\u3001\u7dcf\u52d9\u7701\u306e\u96c6\u8a08\u4e0a\u306e\u91cd\u307f\u4ed8\u3051\u306f\u8003\u616e\u3057\u3066\u3044\u307e\u305b\u3093\u3002\u56de\u7b54\u4f01\u696d\u306e\u5165\u308c\u66ff\u308f\u308a\u3067\u5dee\u304c\u751f\u3058\u305f\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<p style=\"font-size:13px;color:#777\">\u51fa\u5178: <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\u300d<\/a><\/p>\n<hr \/>\n<h2>DDoS\u653b\u6483\u3068\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306f\u72d9\u3044\u304c\u9055\u3044\u30012025\u5e74\u306e\u88ab\u5bb3\u7d4c\u9a13\u7387\u306fDDoS\u304c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306e\u7d047\u5272<\/h2>\n<p><img decoding=\"async\" alt=\"\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3068\u306e\u9055\u3044\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/h2-4-14.png\" \/><\/p>\n<p>DDoS\u653b\u6483\u3068\u3088\u304f\u6df7\u540c\u3055\u308c\u308b\u306e\u304c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3067\u3059\u3002\u4e21\u8005\u306f\u653b\u6483\u306e\u72d9\u3044\u304c\u7570\u306a\u308a\u3001<strong>DDoS\u653b\u6483\u306f\u30b5\u30fc\u30d3\u30b9\u3092\u6b62\u3081\u308b\u653b\u6483\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306f\u30b7\u30b9\u30c6\u30e0\u306b\u4fb5\u5165\u3059\u308b\u653b\u6483<\/strong>\u3067\u3059\u3002<\/p>\n<p>\u7dcf\u52d9\u7701\u306e\u8abf\u67fb\u3067\u3082\u30012\u3064\u306f\u5225\u3005\u306e\u9078\u629e\u80a2\u3068\u3057\u3066\u5c0b\u306d\u3089\u308c\u3066\u3044\u307e\u3059\u30022025\u5e74\u8abf\u67fb\u306e\u88ab\u5bb3\u7d4c\u9a13\u7387\u306f\u3001DDoS\u653b\u6483\u304c2.9%\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u304c4.1%\u3067\u3057\u305f\u3002<\/p>\n<p>\u540c\u3058\u8abf\u67fb\u30fb\u540c\u3058\u5e74\u306e\u6570\u5024\u306a\u306e\u3067\u3001\u305d\u306e\u307e\u307e\u6bd4\u3079\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u9055\u3044\u3068\u6570\u5024\u306e\u8aad\u307f\u65b9\u3092\u9806\u306b\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h3>DDoS\u653b\u6483\u306f\u30b5\u30fc\u30d3\u30b9\u3092\u6b62\u3081\u308b\u653b\u6483\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306f\u4fb5\u5165\u3057\u3066\u60c5\u5831\u3084\u6a29\u9650\u3092\u596a\u3046\u653b\u6483<\/h3>\n<p>DDoS\u653b\u6483\u3068\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306f\u3001\u72d9\u3044\u3082\u88ab\u5bb3\u306e\u51fa\u65b9\u3082\u9055\u3044\u307e\u3059\u3002<strong>DDoS\u653b\u6483\u306e\u76ee\u7684\u306f\u30b5\u30fc\u30d3\u30b9\u3092\u4f7f\u3048\u306a\u304f\u3059\u308b\u3053\u3068\u3067\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306e\u76ee\u7684\u306f\u5185\u90e8\u306e\u60c5\u5831\u3084\u6a29\u9650\u3092\u624b\u306b\u5165\u308c\u308b\u3053\u3068\u3067\u3059\u3002<\/strong>\u4e3b\u306a\u9055\u3044\u3092\u8868\u306b\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9805\u76ee<\/th>\n<th>DDoS\u653b\u6483<\/th>\n<th>\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u72d9\u3044<\/td>\n<td>\u30b5\u30fc\u30d3\u30b9\u3092\u4f7f\u3048\u306a\u3044\u72b6\u614b\u306b\u3059\u308b<\/td>\n<td>\u30b7\u30b9\u30c6\u30e0\u306b\u4fb5\u5165\u3057\u3001\u60c5\u5831\u3084\u6a29\u9650\u3092\u596a\u3046<\/td>\n<\/tr>\n<tr>\n<td>\u88ab\u5bb3\u306e\u73fe\u308c\u65b9<\/td>\n<td>Web\u30b5\u30a4\u30c8\u3084\u30e1\u30fc\u30eb\u304c\u9045\u304f\u306a\u308b\u3001\u6b62\u307e\u308b<\/td>\n<td>\u60c5\u5831\u306e\u6d41\u51fa\u3001\u306a\u308a\u3059\u307e\u3057\u3001\u6539\u3056\u3093<\/td>\n<\/tr>\n<tr>\n<td>\u6c17\u3065\u304f\u30bf\u30a4\u30df\u30f3\u30b0<\/td>\n<td>\u30b5\u30fc\u30d3\u30b9\u304c\u6b62\u307e\u3063\u305f\u6642\u70b9\u3067\u6c17\u3065\u304d\u3084\u3059\u3044<\/td>\n<td>\u767a\u899a\u307e\u3067\u6642\u9593\u304c\u304b\u304b\u308b\u3053\u3068\u304c\u3042\u308b<\/td>\n<\/tr>\n<tr>\n<td>2025\u5e74\u306e\u88ab\u5bb3\u7d4c\u9a13\u7387\uff08\u7dcf\u52d9\u7701\uff09<\/td>\n<td>2.9%<\/td>\n<td>4.1%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"font-size:13px;color:#777\">\u51fa\u5178\uff08\u88ab\u5bb3\u7d4c\u9a13\u7387\uff09: <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\u300d<\/a><\/p>\n<p>\u7dcf\u52d9\u7701\u306e\u8abf\u67fb\u3067\u3082\u3001\u300cDoS\uff08DDoS\uff09\u653b\u6483\u300d\u3068\u300c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u300d\u306f\u5225\u306e\u9078\u629e\u80a2\u3067\u3059\u3002\u3069\u3061\u3089\u306e\u5bfe\u7b56\u304c\u5fc5\u8981\u304b\u306f\u3001\u81ea\u793e\u3067\u5b88\u308a\u305f\u3044\u3082\u306e\u304c\u300c\u30b5\u30fc\u30d3\u30b9\u306e\u7a3c\u50cd\u300d\u304b\u300c\u60c5\u5831\u300d\u304b\u3067\u8003\u3048\u308b\u3068\u6574\u7406\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>\u88ab\u5bb3\u306e\u7d4c\u9a13\u7387\u306fDDoS2.9%\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b94.1%\u3067\u3001DDoS\u3082\u540c\u3058\u6841\u3067\u8d77\u304d\u3066\u3044\u308b<\/h3>\n<p>\u7dcf\u52d9\u7701\u306e2025\u5e74\u8abf\u67fb\u3067\u306f\u3001DDoS\u653b\u6483\u306e\u88ab\u5bb3\u7d4c\u9a13\u7387\u306f2.9%\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306f4.1%\u3067\u3057\u305f\u3002\u5dee\u306f1.2\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u6570\u5024\u304b\u3089\u8aad\u307f\u53d6\u308c\u308b\u306e\u306f\u3001<strong>DDoS\u653b\u6483\u306f\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3088\u308a\u5c11\u306a\u3044\u3082\u306e\u306e\u3001\u540c\u3058\u6841\u306e\u5272\u5408\u3067\u8d77\u304d\u3066\u3044\u308b<\/strong>\u3068\u3044\u3046\u70b9\u3067\u3059\u30022.9\u00f74.1\u3067\u8a08\u7b97\u3059\u308b\u3068\u3001DDoS\u653b\u6483\u306f\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306e\u7d040.7\u500d\u306b\u3042\u305f\u308a\u307e\u3059\uff08\u8a66\u7b97\uff09\u3002<\/p>\n<p>\u307e\u305f\u3001\u5206\u6bcd\u306b\u306fWeb\u30b5\u30a4\u30c8\u306a\u3069\u3092\u516c\u958b\u3057\u3066\u3044\u306a\u3044\u4f01\u696d\u3082\u542b\u307e\u308c\u307e\u3059\u3002\u516c\u958b\u30b5\u30fc\u30d3\u30b9\u3092\u904b\u55b6\u3059\u308b\u4f01\u696d\u306b\u9650\u308c\u3070\u3001DDoS\u653b\u6483\u306e\u88ab\u5bb3\u7387\u306f\u3082\u3063\u3068\u9ad8\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u308c\u306f\u4eca\u56de\u306e\u30c7\u30fc\u30bf\u3067\u306f\u691c\u8a3c\u3067\u304d\u3066\u3044\u306a\u3044\u4eee\u8aac\u3067\u3059\u3002<\/p>\n<p><img decoding=\"async\" alt=\"\u56f3\u88683 2025\u5e74\u306e\u4f01\u696d\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u88ab\u5bb3\u7d4c\u9a13\u7387\u306e\u6bd4\u8f03\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/chart-3-1.png\" \/><\/p>\n<p style=\"font-size:13px;color:#777\">\u51fa\u5178: <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\u300d<\/a><\/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\">\u88ab\u5bb3\u306e\u9078\u629e\u80a2\u306f\u8907\u6570\u56de\u7b54\u306e\u305f\u3081\u3001DDoS\u653b\u6483\u3068\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306e\u4e21\u65b9\u3092\u9078\u3093\u3060\u4f01\u696d\u304c\u91cd\u306a\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002DDoS\u653b\u6483\u306f\u539f\u56e0\u306e\u7279\u5b9a\u304c\u96e3\u3057\u304f\u3001\u901a\u4fe1\u969c\u5bb3\u3068\u3057\u3066\u6271\u308f\u308c\u3066\u56de\u7b54\u306b\u8868\u308c\u3066\u3044\u306a\u3044\u30b1\u30fc\u30b9\u3082\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<\/div>\n<p style=\"font-size:13px;color:#777\">\u51fa\u5178: <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\u300d<\/a><\/p>\n<hr \/>\n<h2>JPCERT\/CC\u3078\u306eDoS\/DDoS\u5831\u544a\u306f2024\u5e74\u306b\u8a0818\u4ef6\u3067\u3001\u88ab\u5bb3\u306e\u591a\u304f\u306f\u7d71\u8a08\u306b\u8868\u308c\u3066\u3044\u306a\u3044<\/h2>\n<p><img decoding=\"async\" alt=\"\u7d71\u8a08\u306e\u8aad\u307f\u65b9\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/h2-5-14.png\" \/><\/p>\n<p>\u56fd\u5185\u306eDDoS\u653b\u6483\u306e\u72b6\u6cc1\u306f\u3001JPCERT\/CC\u3078\u306e\u5831\u544a\u4ef6\u6570\u304b\u3089\u3082\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u56db\u534a\u671f\u3054\u3068\u306e\u4ef6\u6570\u3092\u5408\u8a08\u3059\u308b\u3068\u3001DoS\/DDoS\u306e\u5831\u544a\u306f<mark>2024\u5e74\u306b\u8a0818\u4ef6<\/mark>\u3067\u3057\u305f\uff08\u8a66\u7b97\uff09\u3002<\/p>\n<p>\u4e00\u65b9\u3001\u7dcf\u52d9\u7701\u306e\u8abf\u67fb\u3067\u306f2025\u5e74\u306b\u4f01\u696d\u306e2.9%\u304c\u88ab\u5bb3\u3092\u6319\u3052\u3066\u3044\u307e\u3059\u30022\u3064\u306e\u6570\u5b57\u3092\u4e26\u3079\u308b\u3068\u3001\u4ef6\u6570\u306e\u898f\u6a21\u304c\u5927\u304d\u304f\u98df\u3044\u9055\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><strong>\u5831\u544a\u4ef6\u6570\u304c\u5c11\u306a\u3044\u304b\u3089\u3068\u3044\u3063\u3066\u3001\u81ea\u793e\u306b\u306f\u95a2\u4fc2\u304c\u8584\u3044\u3068\u306f\u8aad\u3081\u307e\u305b\u3093\u3002<\/strong>\u7406\u7531\u30923\u3064\u306e\u898b\u51fa\u3057\u3067\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<h3>\u56db\u534a\u671f\u306e\u5831\u544a\u4ef6\u6570\u306f1\u301c9\u4ef6\u3067\u4e0a\u4e0b\u3057\u3066\u304a\u308a\u3001\u5897\u6e1b\u306e\u50be\u5411\u306f\u8aad\u307f\u53d6\u308c\u306a\u3044<\/h3>\n<p>JPCERT\/CC\u306b\u5bc4\u305b\u3089\u308c\u305fDoS\/DDoS\u306e\u4ef6\u6570\u306f\u30012023\u5e7410\u301c12\u6708\u671f\u304c1\u4ef6\u3067\u3057\u305f\u30022024\u5e74\u306f1\u301c3\u6708\u671f\u304c2\u4ef6\u30014\u301c6\u6708\u671f\u304c3\u4ef6\u30017\u301c9\u6708\u671f\u304c9\u4ef6\u300110\u301c12\u6708\u671f\u304c4\u4ef6\u3067\u3059\u30022025\u5e741\u301c3\u6708\u671f\u306f6\u4ef6\u3067\u3057\u305f\u3002<\/p>\n<p><img decoding=\"async\" alt=\"\u56f3\u88682 JPCERT\/CC\u3078\u306eDoS\/DDoS\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u4ef6\u6570\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/chart-2-1.png\" \/><\/p>\n<p style=\"font-size:13px;color:#777\">\u51fa\u5178: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.jpcert.or.jp\/pr\/2024\/IR_Report2023Q3.pdf\">JPCERT\/CC\u300c\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\u300d\uff082023\u5e7410\u6708\u301c2025\u5e743\u6708\u306e\u5404\u53f7\uff09<\/a><\/p>\n<p>\u3053\u306e\u63a8\u79fb\u304b\u3089\u8aad\u307f\u53d6\u308c\u308b\u306e\u306f\u3001<strong>\u4ef6\u6570\u304c\u4e00\u6841\u3067\u4e0a\u4e0b\u3057\u3066\u304a\u308a\u3001\u5897\u3048\u305f\u304b\u6e1b\u3063\u305f\u304b\u306f\u5224\u65ad\u3067\u304d\u306a\u3044<\/strong>\u3068\u3044\u3046\u70b9\u3067\u3059\u30022024\u5e74\u306e\u5408\u8a0818\u4ef6\u306e\u3046\u3061\u3001\u534a\u5206\u306e9\u4ef6\u304c7\u301c9\u6708\u671f\u306b\u96c6\u307e\u3063\u3066\u3044\u307e\u3059\u3002\u4ef6\u6570\u304c\u5c11\u306a\u3044\u305f\u3081\u3001\u5927\u304d\u306a\u4e8b\u6848\u304c1\u3064\u3042\u308b\u3060\u3051\u3067\u524d\u306e\u671f\u306e\u6570\u500d\u306b\u52d5\u304d\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001JPCERT\/CC\u306f\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\u3092\u6d3b\u52d5\u56db\u534a\u671f\u30ec\u30dd\u30fc\u30c8\u3068\u7d71\u5408\u3057\u30012025\u5e744\u301c6\u6708\u671f\u5206\u304b\u3089\u300cJPCERT\/CC \u56db\u534a\u671f\u30ec\u30dd\u30fc\u30c8\u300d\u3068\u3057\u3066\u516c\u958b\u3057\u3066\u3044\u307e\u3059\u3002\u4eca\u56de\u78ba\u8a8d\u3057\u305f\u7bc4\u56f2\u3067\u306f\u3001\u65b0\u3057\u3044\u5f62\u5f0f\u3067\u306eDoS\/DDoS\u5225\u306e\u4ef6\u6570\u306f\u78ba\u8a8d\u3067\u304d\u3066\u3044\u307e\u305b\u3093\u3002<\/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\">JPCERT\/CC\u306e\u4ef6\u6570\u306f\u3001\u5bc4\u305b\u3089\u308c\u305f\u5831\u544a\u3092\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5358\u4f4d\u3067\u307e\u3068\u3081\u305f\u3082\u306e\u3067\u3059\u3002\u540c\u3058\u4e8b\u6848\u306b\u3064\u3044\u3066\u8907\u6570\u306e\u5831\u544a\u304c\u3042\u3063\u3066\u30821\u4ef6\u3068\u3057\u3066\u6570\u3048\u307e\u3059\u3002\u56fd\u5185\u3067\u8d77\u304d\u305fDDoS\u653b\u6483\u306e\u5168\u6570\u3092\u793a\u3059\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<\/div>\n<h3>\u7dcf\u52d9\u7701\u8abf\u67fb\u306e\u88ab\u5bb3\u4f01\u696d\u306f\u7d0472\u793e\u306e\u8a08\u7b97\u306b\u306a\u308a\u3001\u5168\u56fd\u306e\u5831\u544a\u4ef6\u657018\u4ef6\u3092\u4e0a\u56de\u308b<\/h3>\n<p>\u7dcf\u52d9\u7701\u306e2025\u5e74\u8abf\u67fb\u3067\u306f\u3001\u56de\u7b54\u4f01\u696d2,482\u793e\u306e\u3046\u30612.9%\u304cDDoS\u653b\u6483\u306e\u88ab\u5bb3\u3092\u6319\u3052\u3066\u3044\u307e\u3059\u3002\u639b\u3051\u5408\u308f\u305b\u308b\u3068\u3001\u56de\u7b54\u4f01\u696d\u306e\u4e2d\u3060\u3051\u3067\u7d0472\u793e\u306b\u306a\u308a\u307e\u3059\uff08\u8a66\u7b97\uff09\u3002\u4e00\u65b9\u3001JPCERT\/CC\u3078\u306e\u5168\u56fd\u304b\u3089\u306e\u5831\u544a\u306f2024\u5e74\u306e\u5408\u8a08\u306718\u4ef6\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u98df\u3044\u9055\u3044\u304b\u3089\u8aad\u307f\u53d6\u308c\u308b\u306e\u306f\u3001<strong>DDoS\u653b\u6483\u306e\u88ab\u5bb3\u3092\u53d7\u3051\u305f\u4f01\u696d\u306e\u591a\u304f\u304c\u3001\u5916\u90e8\u306e\u7a93\u53e3\u306b\u5831\u544a\u3057\u3066\u3044\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308b<\/strong>\u3068\u3044\u3046\u70b9\u3067\u3059\u3002\u7d042,500\u793e\u306e\u6a19\u672c\u306e\u88ab\u5bb3\u4f01\u696d\u6570\u304c\u3001\u5168\u56fd\u306e\u5831\u544a\u4ef6\u6570\u3092\u4e0a\u56de\u3063\u3066\u3044\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u3053\u308c\u306f\u4eee\u8aac\u3067\u3059\u3002\u7dcf\u52d9\u7701\u306f\u4f01\u696d\u306e\u81ea\u5df1\u7533\u544a\u3001JPCERT\/CC\u306f\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5358\u4f4d\u306e\u96c6\u8a08\u3067\u3001\u6e2c\u308a\u65b9\u3082\u96c6\u8a08\u671f\u9593\u3082\u4e00\u81f4\u3057\u307e\u305b\u3093\u3002CDN\u4e8b\u696d\u8005\u3084\u8b66\u5bdf\u306a\u3069\u3001\u5225\u306e\u7a93\u53e3\u3067\u5bfe\u5fdc\u3057\u305f\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u305d\u308c\u3067\u3082\u3001\u5831\u544a\u4ef6\u6570\u306e\u5c11\u306a\u3055\u3092\u7406\u7531\u306b\u81ea\u793e\u306e\u30ea\u30b9\u30af\u3092\u4f4e\u304f\u898b\u7a4d\u3082\u308b\u306e\u306f\u907f\u3051\u305f\u307b\u3046\u304c\u3088\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<h3>2025\u5e74\u3082\u56fd\u5185\u3067\u30e1\u30fc\u30eb\u3084Web\u30b5\u30fc\u30d3\u30b9\u304c\u6b62\u307e\u308bDDoS\u88ab\u5bb3\u304c\u516c\u8868\u3055\u308c\u3066\u3044\u308b<\/h3>\n<p>DDoS\u653b\u6483\u306e\u4e8b\u4f8b\u306f\u3001\u6d77\u5916\u306e\u53e4\u3044\u3082\u306e\u304c\u7d39\u4ecb\u3055\u308c\u304c\u3061\u3067\u3059\u3002\u3057\u304b\u3057<strong>IPA\u306e\u89e3\u8aac\u66f8\u306b\u306f\u30012025\u5e74\u306b\u56fd\u5185\u3067\u8d77\u304d\u305f\u88ab\u5bb3\u3082\u63b2\u8f09\u3055\u308c\u3066\u3044\u307e\u3059<\/strong>\u3002<\/p>\n<p>1\u3064\u76ee\u306f\u30ca\u30fc\u30c9\u7814\u7a76\u6240\u306e\u4e8b\u4f8b\u3067\u3059\u30022025\u5e746\u6708\u30687\u6708\u306bDDoS\u653b\u6483\u3067\u30e1\u30fc\u30eb\u3068\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u306b\u969c\u5bb3\u304c\u51fa\u3066\u30017\u670831\u65e5\u306b\u5fa9\u65e7\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>2\u3064\u76ee\u306f\u30ab\u30b4\u30e4\u30fb\u30b8\u30e3\u30d1\u30f3\u306e\u4e8b\u4f8b\u3067\u3059\u30022025\u5e747\u670830\u65e5\u306b\u5927\u91cf\u306e\u30ed\u30b0\u30a4\u30f3\u8a66\u884c\u3092\u53d7\u3051\u3001Web\u30e1\u30fc\u30eb\u306a\u3069\u306b\u3064\u306a\u304c\u308a\u306b\u304f\u304f\u306a\u308a\u307e\u3057\u305f\u3002\u4e00\u90e8\u5730\u57df\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u906e\u65ad\u3057\u3066\u5fa9\u65e7\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3069\u3061\u3089\u3082\u3001\u30e1\u30fc\u30eb\u3084Web\u30b5\u30fc\u30d3\u30b9\u306a\u3069\u65e5\u5e38\u696d\u52d9\u306b\u6b20\u304b\u305b\u306a\u3044\u4ed5\u7d44\u307f\u304c\u6b62\u307e\u3063\u305f\u4e8b\u4f8b\u3067\u3059\u3002DDoS\u653b\u6483\u306f\u8eab\u8fd1\u306a\u696d\u52d9\u306b\u5f71\u97ff\u3059\u308b\u653b\u6483\u3060\u3068\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n<p style=\"font-size:13px;color:#777\">\u51fa\u5178: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.jpcert.or.jp\/pr\/2024\/IR_Report2023Q3.pdf\">JPCERT\/CC\u300c\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\u300d\uff082023\u5e7410\u6708\u301c2025\u5e743\u6708\u306e\u5404\u53f7\uff09<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.jpcert.or.jp\/ir\/report.html\">JPCERT\/CC\u300c\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\u300d\u63b2\u8f09\u30da\u30fc\u30b8<\/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\u300d<\/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\uff3b\u7d44\u7e54\u7de8\uff3d<\/a><\/p>\n<hr \/>\n<h2>DDoS\u5bfe\u7b56\u306f\u81ea\u793e\u306e\u516c\u958b\u30b5\u30fc\u30d3\u30b9\u306e\u6d17\u3044\u51fa\u3057\u304b\u3089\u59cb\u3081\u3001CDN\u30fbWAF\u30fb\u5bfe\u7b56\u30b5\u30fc\u30d3\u30b9\u3067\u5099\u3048\u308b<\/h2>\n<p><img decoding=\"async\" alt=\"\u5bfe\u7b56\u306e\u9032\u3081\u65b9\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/h2-6-13.png\" \/><\/p>\n<p>DDoS\u5bfe\u7b56\u306f\u3001\u3069\u3053\u304b\u3089\u624b\u3092\u4ed8\u3051\u308c\u3070\u3088\u3044\u304b\u8ff7\u3044\u3084\u3059\u3044\u5206\u91ce\u3067\u3059\u3002<strong>\u6700\u521d\u306b\u884c\u3046\u306e\u306f\u3001\u81ea\u793e\u304c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u516c\u958b\u3057\u3066\u3044\u308b\u30b5\u30fc\u30d3\u30b9\u306e\u6d17\u3044\u51fa\u3057<\/strong>\u3067\u3059\u3002<\/p>\n<p>\u516c\u7684\u7d71\u8a08\u3067\u306f\u3001\u81ea\u793e\u3068\u540c\u3058\u696d\u7a2e\u3084\u898f\u6a21\u3067\u3069\u308c\u3060\u3051\u88ab\u5bb3\u304c\u51fa\u3066\u3044\u308b\u304b\u307e\u3067\u306f\u5206\u304b\u308a\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u3001\u81ea\u793e\u306e\u30b5\u30fc\u30d3\u30b9\u304c\u6b62\u307e\u3063\u305f\u3068\u304d\u306e\u5f71\u97ff\u304b\u3089\u512a\u5148\u9806\u4f4d\u3092\u6c7a\u3081\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u3046\u3048\u3067\u3001CDN\u3084WAF\u306a\u3069\u306e\u4ed5\u7d44\u307f\u3067\u653b\u6483\u306e\u5f71\u97ff\u3092\u6291\u3048\u307e\u3059\u3002\u3042\u308f\u305b\u3066\u3001\u81ea\u793e\u306e\u6a5f\u5668\u304c\u653b\u6483\u306b\u4f7f\u308f\u308c\u306a\u3044\u305f\u3081\u306e\u8a2d\u5b9a\u3082\u898b\u76f4\u3057\u307e\u3057\u3087\u3046\u3002\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u5168\u822c\u306e\u5099\u3048\u306f<a href=\"https:\/\/venu-sys.co.jp\/jo-sys\/8589\/\">\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u5bfe\u7b56<\/a>\u306e\u8a18\u4e8b\u3082\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>\u516c\u7684\u7d71\u8a08\u3067\u306f\u696d\u7a2e\u30fb\u4f01\u696d\u898f\u6a21\u5225\u306e\u88ab\u5bb3\u7387\u3084\u88ab\u5bb3\u984d\u307e\u3067\u306f\u5206\u304b\u3089\u306a\u3044<\/h3>\n<p>\u4eca\u56de\u78ba\u8a8d\u3057\u305f\u7bc4\u56f2\u3067\u306f\u3001\u7dcf\u52d9\u7701\u306e\u8abf\u67fb\u304c\u793a\u3057\u3066\u3044\u308b\u306e\u306f\u4f01\u696d\u5168\u4f53\u306e\u88ab\u5bb3\u306e\u5272\u5408\u3067\u3059\uff082024\u5e742.5%\u30012025\u5e742.9%\uff09\u3002\u307e\u305f\u3001\u8abf\u67fb\u306e\u5bfe\u8c61\u306f\u5e38\u7528\u96c7\u7528\u8005100\u4eba\u4ee5\u4e0a\u306e\u4f01\u696d\u3067\u3001\u305d\u308c\u3088\u308a\u5c0f\u3055\u306a\u4f01\u696d\u306f\u542b\u307e\u308c\u3066\u3044\u307e\u305b\u3093\u3002JPCERT\/CC\u3082\u4ef6\u6570\u306e\u307f\u3067\u30012025\u5e741\u301c3\u6708\u671f\u306e6\u4ef6\u304c\u4eca\u56de\u78ba\u8a8d\u3067\u304d\u305f\u6700\u65b0\u306e\u5024\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u72b6\u6cc1\u304b\u3089\u8aad\u307f\u53d6\u308c\u308b\u306e\u306f\u3001<strong>\u516c\u7684\u7d71\u8a08\u3060\u3051\u3067\u306f\u3001\u81ea\u793e\u3068\u540c\u3058\u696d\u7a2e\u30fb\u898f\u6a21\u3067\u306e\u88ab\u5bb3\u7387\u3084\u3001\u88ab\u5bb3\u984d\u30fb\u505c\u6b62\u6642\u9593\u3092\u898b\u7a4d\u3082\u308c\u306a\u3044<\/strong>\u3068\u3044\u3046\u70b9\u3067\u3059\u3002\u305d\u3053\u3067\u3001\u307e\u305a\u6b21\u306e\u3088\u3046\u306a\u516c\u958b\u30b5\u30fc\u30d3\u30b9\u3092\u6d17\u3044\u51fa\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li>Web\u30b5\u30a4\u30c8\uff08\u4f1a\u793e\u6848\u5185\u3001\u63a1\u7528\u30da\u30fc\u30b8\u306a\u3069\uff09<\/li>\n<li>\u30e1\u30fc\u30eb\uff08\u9001\u53d7\u4fe1\u306e\u57fa\u76e4\u3001Web\u30e1\u30fc\u30eb\uff09<\/li>\n<li>DNS\u30b5\u30fc\u30d0\u30fc\uff08\u81ea\u793e\u3067\u904b\u7528\u3057\u3066\u3044\u308b\u5834\u5408\uff09<\/li>\n<li>EC\u30b5\u30a4\u30c8\u3084\u4e88\u7d04\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u3001\u58f2\u4e0a\u306b\u76f4\u7d50\u3059\u308b\u4ed5\u7d44\u307f<\/li>\n<li>\u53d6\u5f15\u5148\u3084\u9867\u5ba2\u304c\u30ed\u30b0\u30a4\u30f3\u3057\u3066\u4f7f\u3046\u30b7\u30b9\u30c6\u30e0<\/li>\n<\/ul>\n<p>\u6d17\u3044\u51fa\u3057\u305f\u3089\u3001\u305d\u308c\u305e\u308c\u304c\u6b62\u307e\u3063\u305f\u3068\u304d\u306b\u696d\u52d9\u3084\u58f2\u4e0a\u306b\u3069\u306e\u7a0b\u5ea6\u5f71\u97ff\u3059\u308b\u304b\u3092\u8003\u3048\u307e\u3059\u3002\u5f71\u97ff\u304c\u5927\u304d\u3044\u3082\u306e\u304b\u3089\u5bfe\u7b56\u3092\u9032\u3081\u308b\u306e\u304c\u73fe\u5b9f\u7684\u3067\u3059\u3002<\/p>\n<h3>Web\u30b5\u30a4\u30c8\u3092\u904b\u55b6\u3059\u308b\u5074\u306fCDN\u30fbWAF\u30fbDDoS\u5bfe\u7b56\u30b5\u30fc\u30d3\u30b9\u3068\u5197\u9577\u5316\u3067\u5f71\u97ff\u3092\u6291\u3048\u308b<\/h3>\n<p>IPA\u306e\u89e3\u8aac\u66f8\u3067\u306f\u3001Web\u30b5\u30a4\u30c8\u3092\u904b\u55b6\u3059\u308b\u4f01\u696d\u5411\u3051\u306b\u8907\u6570\u306e\u5bfe\u7b56\u304c\u6319\u3052\u3089\u308c\u3066\u3044\u307e\u3059\u3002<strong>\u4e2d\u5fc3\u306b\u306a\u308b\u306e\u306f\u3001CDN\u3001WAF\u3084IDS\/IPS\u3001DDoS\u5bfe\u7b56\u30b5\u30fc\u30d3\u30b9\u306e\u5c0e\u5165<\/strong>\u3067\u3059\u3002<\/p>\n<p>CDN\u306f\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u8907\u6570\u306e\u62e0\u70b9\u304b\u3089\u914d\u4fe1\u3059\u308b\u4ed5\u7d44\u307f\u3067\u3001\u653b\u6483\u306e\u5f71\u97ff\u3092\u3084\u308f\u3089\u3052\u307e\u3059\u3002WAF\u3084IPS\u306f\u4e0d\u5be9\u306a\u901a\u4fe1\u3092\u691c\u77e5\u3057\u3066\u906e\u65ad\u3057\u3001IDS\u306f\u691c\u77e5\u3057\u3066\u7ba1\u7406\u8005\u306b\u77e5\u3089\u305b\u307e\u3059\u3002\u52a0\u3048\u3066\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5197\u9577\u5316\u3084\u4ee3\u66ff\u30b5\u30fc\u30d0\u30fc\u306e\u7528\u610f\u3082\u6319\u3052\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u653b\u6483\u3092\u53d7\u3051\u305f\u5f8c\u306e\u5bfe\u5fdc\u3068\u3057\u3066\u3001\u653b\u6483\u5143\u304b\u3089\u306e\u901a\u4fe1\u306e\u906e\u65ad\u3084\u5229\u7528\u8005\u3078\u306e\u72b6\u6cc1\u306e\u544a\u77e5\u3082\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u4e2d\u5c0f\u4f01\u696d\u304c\u3053\u308c\u3089\u3092\u81ea\u524d\u3067\u69cb\u7bc9\u3059\u308b\u306e\u306f\u8ca0\u62c5\u304c\u5927\u304d\u3044\u3067\u3057\u3087\u3046\u3002\u73fe\u5b9f\u7684\u306a\u306e\u306f\u3001\u5229\u7528\u4e2d\u306e\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u3084\u30af\u30e9\u30a6\u30c9\u4e8b\u696d\u8005\u3001CDN\u306b\u3001DDoS\u5bfe\u7b56\u306e\u6a5f\u80fd\u304c\u3042\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\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>\u5229\u7528\u4e2d\u306e\u30b5\u30fc\u30d0\u30fc\u30fb\u30af\u30e9\u30a6\u30c9\u4e8b\u696d\u8005\u306bDDoS\u5bfe\u7b56\u306e\u6a5f\u80fd\u3084\u30aa\u30d7\u30b7\u30e7\u30f3\u304c\u3042\u308b\u304b<\/li>\n<li>Web\u30b5\u30a4\u30c8\u306e\u524d\u6bb5\u306bCDN\u3084WAF\u3092\u7f6e\u3051\u308b\u304b<\/li>\n<li>\u653b\u6483\u3092\u53d7\u3051\u305f\u3068\u304d\u306e\u9023\u7d61\u5148\u3068\u3001\u4ee3\u66ff\u624b\u6bb5\uff08\u4e88\u5099\u306e\u30b5\u30fc\u30d0\u30fc\u3084\u544a\u77e5\u65b9\u6cd5\uff09\u304c\u6c7a\u307e\u3063\u3066\u3044\u308b\u304b<\/li>\n<\/ul>\n<\/div>\n<h3>\u81ea\u793e\u306eIoT\u6a5f\u5668\u3084\u516c\u958b\u30b5\u30fc\u30d0\u30fc\u3092\u653b\u6483\u306e\u8e0f\u307f\u53f0\u306b\u3055\u305b\u306a\u3044\u8a2d\u5b9a\u306e\u898b\u76f4\u3057\u3082\u5fc5\u8981<\/h3>\n<p>DDoS\u5bfe\u7b56\u306b\u306f\u3001\u88ab\u5bb3\u3092\u53d7\u3051\u306a\u3044\u305f\u3081\u306e\u5bfe\u7b56\u306b\u52a0\u3048\u3066\u3001\u653b\u6483\u306b\u52a0\u62c5\u3057\u306a\u3044\u305f\u3081\u306e\u5bfe\u7b56\u3082\u3042\u308a\u307e\u3059\u3002<strong>\u81ea\u793e\u306e\u6a5f\u5668\u304c\u30dc\u30c3\u30c8\u30cd\u30c3\u30c8\u306e\u4e00\u90e8\u3084\u653b\u6483\u306e\u4e2d\u7d99\u70b9\u306b\u306a\u3089\u306a\u3044\u3088\u3046\u3001\u8a2d\u5b9a\u3092\u898b\u76f4\u3059\u3053\u3068\u3082\u5fc5\u8981<\/strong>\u3067\u3059\u3002<\/p>\n<p>IPA\u306e\u89e3\u8aac\u66f8\u3067\u306f\u3001DNS\u3084NTP\u306a\u3069\u306e\u516c\u958b\u30b5\u30fc\u30d0\u30fc\u306e\u8a2d\u5b9a\u898b\u76f4\u3057\u304c\u6319\u3052\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u8a2d\u5b9a\u306b\u4e0d\u5099\u304c\u3042\u308b\u3068\u3001\u30ea\u30d5\u30ec\u30af\u30b7\u30e7\u30f3\u653b\u6483\u3067\u5fdc\u7b54\u3092\u8fd4\u3059\u5f79\u3068\u3057\u3066\u60aa\u7528\u3055\u308c\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n<p>\u3082\u30461\u3064\u306f\u3001\u30eb\u30fc\u30bf\u30fc\u3084\u9632\u72af\u30ab\u30e1\u30e9\u306a\u3069\u306eIoT\u6a5f\u5668\u3067\u3059\u3002\u521d\u671f\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u307e\u307e\u4f7f\u3063\u3066\u3044\u305f\u308a\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u304c\u53e4\u304b\u3063\u305f\u308a\u3059\u308b\u3068\u3001\u4e57\u3063\u53d6\u3089\u308c\u3066\u30dc\u30c3\u30c8\u30cd\u30c3\u30c8\u306b\u7d44\u307f\u8fbc\u307e\u308c\u307e\u3059\u3002\u521d\u671f\u30d1\u30b9\u30ef\u30fc\u30c9\u306f\u63a8\u6e2c\u3055\u308c\u306b\u304f\u3044\u3082\u306e\u306b\u5909\u66f4\u3057\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u306f\u5b9a\u671f\u7684\u306b\u66f4\u65b0\u3057\u307e\u3057\u3087\u3046\u3002\u30b5\u30dd\u30fc\u30c8\u304c\u7d42\u4e86\u3057\u305f\u6a5f\u5668\u3092\u4f7f\u3044\u7d9a\u3051\u306a\u3044\u3053\u3068\u3082\u5927\u5207\u3067\u3059\u3002<\/p>\n<p>\u300c\u88ab\u5bb3\u8005\u306b\u306a\u3089\u306a\u3044\u5bfe\u7b56\u300d\u3068\u300c\u52a0\u5bb3\u8005\u306b\u306a\u3089\u306a\u3044\u5bfe\u7b56\u300d\u306e\u4e21\u65b9\u3092\u305d\u308d\u3048\u308b\u3053\u3068\u3067\u3001DDoS\u653b\u6483\u3078\u306e\u5099\u3048\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p style=\"font-size:13px;color:#777\">\u51fa\u5178: <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\uff3b\u7d44\u7e54\u7de8\uff3d<\/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\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.jpcert.or.jp\/pr\/2025\/IR_Report2024Q4.pdf\">JPCERT\/CC\u300c\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_sosiki\/cybersecurity\/kokumin\/security\/business\/staff\/06\/\">\u7dcf\u52d9\u7701\u300c\u5b89\u5168\u306a\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u8a2d\u5b9a\u30fb\u7ba1\u7406\u300d<\/a><\/p>\n<hr \/>\n<h2>DDoS\u653b\u6483\u306f\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3088\u308a\u983b\u5ea6\u306f\u4f4e\u3044\u304c\u6e1b\u3063\u3066\u304a\u3089\u305a\u3001\u516c\u958b\u30b5\u30fc\u30d3\u30b9\u3092\u6301\u3064\u4f01\u696d\u306f\u5099\u3048\u304c\u5fc5\u8981\uff08\u307e\u3068\u3081\uff09<\/h2>\n<p><img decoding=\"async\" alt=\"\u307e\u3068\u3081\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/h2-7-8.png\" \/><\/p>\n<p>DDoS\u653b\u6483\u306f\u3001\u4e57\u3063\u53d6\u3089\u308c\u305f\u591a\u6570\u306e\u6a5f\u5668\u304b\u3089\u4e00\u6589\u306b\u901a\u4fe1\u3092\u9001\u308a\u3064\u3051\u3001\u30b5\u30fc\u30d3\u30b9\u3092\u6b62\u3081\u308b\u653b\u6483\u3067\u3059\u3002IPA\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2026\u300d\u3067\u306f\u3001\u7d44\u7e54\u7de8\u306e9\u4f4d\u306b\u9078\u3070\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u7dcf\u52d9\u7701\u306e2025\u5e74\u8abf\u67fb\u3067\u306f\u3001\u4f01\u696d\u306e2.9%\u304cDDoS\u653b\u6483\u306e\u88ab\u5bb3\u3092\u6319\u3052\u307e\u3057\u305f\u3002\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306e4.1%\u3088\u308a\u5c11\u306a\u3044\u3082\u306e\u306e\u3001\u540c\u3058\u6841\u306e\u5272\u5408\u3067\u8d77\u304d\u3066\u3044\u307e\u3059\u3002IPA\u306e\u9078\u51fa\u3068\u3001\u7dcf\u52d9\u7701\u30fbJPCERT\/CC\u306e\u7d71\u8a08\u306f\u3001\u3044\u305a\u308c\u3082\u6e1b\u5c11\u3092\u793a\u3057\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n<p>\u307e\u305f\u3001JPCERT\/CC\u3078\u306e\u5831\u544a\u4ef6\u6570\u306f\u5c11\u306a\u304f\u3001\u88ab\u5bb3\u306e\u591a\u304f\u306f\u5916\u90e8\u306b\u5831\u544a\u3055\u308c\u3066\u3044\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<strong>\u5831\u544a\u4ef6\u6570\u306e\u5c11\u306a\u3055\u3092\u7406\u7531\u306b\u3001\u81ea\u793e\u306b\u306f\u95a2\u4fc2\u306a\u3044\u3068\u5224\u65ad\u3057\u306a\u3044\u3067\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\">\u5bfe\u7b56\u3092\u9032\u3081\u308b\u9806\u756a<\/p>\n<ul style=\"margin:0;padding-left:20px\">\n<li>\u81ea\u793e\u304c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u516c\u958b\u3057\u3066\u3044\u308b\u30b5\u30fc\u30d3\u30b9\u3092\u6d17\u3044\u51fa\u3057\u3001\u6b62\u307e\u3063\u305f\u3068\u304d\u306e\u5f71\u97ff\u3067\u512a\u5148\u9806\u4f4d\u3092\u6c7a\u3081\u308b<\/li>\n<li>\u30b5\u30fc\u30d0\u30fc\u30fb\u30af\u30e9\u30a6\u30c9\u4e8b\u696d\u8005\u3084CDN\u306eDDoS\u5bfe\u7b56\u6a5f\u80fd\u3092\u78ba\u8a8d\u3057\u3001CDN\u30fbWAF\u30fb\u5bfe\u7b56\u30b5\u30fc\u30d3\u30b9\u3067\u5f71\u97ff\u3092\u6291\u3048\u308b<\/li>\n<li>\u516c\u958b\u30b5\u30fc\u30d0\u30fc\u306e\u8a2d\u5b9a\u3068IoT\u6a5f\u5668\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u30fb\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u3092\u898b\u76f4\u3057\u3001\u653b\u6483\u306e\u8e0f\u307f\u53f0\u306b\u3055\u305b\u306a\u3044<\/li>\n<\/ul>\n<\/div>\n<p><mark>\u307e\u305a\u306f\u81ea\u793e\u306e\u516c\u958b\u30b5\u30fc\u30d3\u30b9\u306e\u4e00\u89a7\u3065\u304f\u308a\u304b\u3089\u59cb\u3081\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/mark><\/p>\n<p style=\"font-size:13px;color:#777\">\u51fa\u5178: <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\uff3b\u7d44\u7e54\u7de8\uff3d<\/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\u300d<\/a>\uff0f<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.jpcert.or.jp\/pr\/2025\/IR_Report2024Q4.pdf\">JPCERT\/CC\u300c\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\u300d<\/a><\/p>\n<hr \/>\n<h2>\u65b0\u4eba\u30fb\u3072\u3068\u308a\u60c5\u30b7\u30b9\u306e\u5b66\u7fd2\u306f\u60c5\u30b7\u30b9\u30ab\u30ec\u30c3\u30b8\u3067<\/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=\"max-width:100%;height:auto\"><\/a><\/p>\n<p>DDoS\u653b\u6483\u306e\u3088\u3046\u306b\u3001\u8a00\u8449\u306f\u77e5\u3063\u3066\u3044\u3066\u3082\u4eba\u306b\u8aac\u660e\u3059\u308b\u306e\u306f\u96e3\u3057\u3044\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u77e5\u8b58\u306f\u5c11\u306a\u304f\u3042\u308a\u307e\u305b\u3093\u3002\u65b0\u4eba\u3084\u3072\u3068\u308a\u60c5\u30b7\u30b9\u306e\u65b9\u304c\u3001\u3053\u3046\u3057\u305f\u77e5\u8b58\u3092\u77ed\u3044\u6642\u9593\u3067\u8eab\u306b\u3064\u3051\u3089\u308c\u308b\u4ed5\u7d44\u307f\u304c\u3042\u308b\u3068\u5fc3\u5f37\u3044\u3067\u3059\u3088\u306d\u3002<\/p>\n<p><strong>\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<\/strong>\u696d\u52d9\u306e\u5408\u9593\u306b\u3001\u5fc5\u8981\u306a\u77e5\u8b58\u3092\u5c11\u3057\u305a\u3064\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>\u6570\u5206\u306e\u52d5\u753b\u3068\u5c0f\u30c6\u30b9\u30c8\u3067\u5b66\u3079\u307e\u3059<\/li>\n<li>\u5fc5\u4fee\u306e\u5272\u308a\u5f53\u3066\u30fb\u671f\u9650\u8a2d\u5b9a\u30fb\u9032\u6357\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u3092\u5229\u7528\u3067\u304d\u307e\u3059<\/li>\n<li>\u81ea\u793e\u30ab\u30ea\u30ad\u30e5\u30e9\u30e0\u306e\u7de8\u6210\u3068CSV\u3067\u306e\u6559\u80b2\u8a18\u9332\u51fa\u529b\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059<\/li>\n<\/ul>\n<\/div>\n<p>\u5c0e\u5165\u306f5\u540d\u304b\u3089\u3067\u3059\u3002\u8acb\u6c42\u66f8\u6255\u3044\u306b\u5bfe\u5fdc\u3057\u3001\u521d\u671f\u8a2d\u5b9a\u306f\u7d0410\u5206\u3067\u5b8c\u4e86\u3057\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.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\uff3b\u7d44\u7e54\u7de8\uff3d<\/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\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.jpcert.or.jp\/pr\/2024\/IR_Report2023Q3.pdf\">JPCERT\/CC\u300c\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\uff3b2023\u5e7410\u6708\u301c12\u6708\uff3d\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.jpcert.or.jp\/pr\/2024\/IR_Report2023Q4.pdf\">JPCERT\/CC\u300c\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\uff3b2024\u5e741\u6708\u301c3\u6708\uff3d\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.jpcert.or.jp\/pr\/2024\/IR_Report2024Q1.pdf\">JPCERT\/CC\u300c\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\uff3b2024\u5e744\u6708\u301c6\u6708\uff3d\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.jpcert.or.jp\/pr\/2024\/IR_Report2024Q2.pdf\">JPCERT\/CC\u300c\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\uff3b2024\u5e747\u6708\u301c9\u6708\uff3d\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.jpcert.or.jp\/pr\/2025\/IR_Report2024Q3.pdf\">JPCERT\/CC\u300c\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\uff3b2024\u5e7410\u6708\u301c12\u6708\uff3d\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.jpcert.or.jp\/pr\/2025\/IR_Report2024Q4.pdf\">JPCERT\/CC\u300c\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\uff3b2025\u5e741\u6708\u301c3\u6708\uff3d\u300d<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.jpcert.or.jp\/ir\/report.html\">JPCERT\/CC\u300c\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\u300d\u63b2\u8f09\u30da\u30fc\u30b8<\/a><\/li>\n<li><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.soumu.go.jp\/main_sosiki\/cybersecurity\/kokumin\/security\/business\/staff\/06\/\">\u7dcf\u52d9\u7701\u300c\u5b89\u5168\u306a\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u8a2d\u5b9a\u30fb\u7ba1\u7406\u300d\uff08\u56fd\u6c11\u306e\u305f\u3081\u306e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b5\u30a4\u30c8\uff09<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>DDoS\u653b\u6483\u3068\u306f\u3001\u4e57\u3063\u53d6\u3089\u308c\u305f\u591a\u6570\u306e\u6a5f\u5668\u304b\u3089\u5927\u91cf\u306e\u901a\u4fe1\u3092\u9001\u308a\u3064\u3051\u3001Web\u30b5\u30a4\u30c8\u306a\u3069\u306e\u30b5\u30fc\u30d3\u30b9\u3092\u6b62\u3081\u308b\u653b\u6483\u3067\u3059\u3002\u7dcf\u52d9\u7701\u8abf\u67fb\u3067\u306f2025\u5e74\u306b\u4f01\u696d\u306e2.9%\u304c\u88ab\u5bb3\u3092\u7d4c\u9a13\u3057\u3066\u3044\u307e\u3059\u3002DoS\u653b\u6483\u3084\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3068\u306e\u9055\u3044\u3001\u4e3b\u306a\u624b\u53e3\u3001\u60c5\u30b7\u30b9\u304c\u53d6\u308b\u3079\u304d\u5bfe\u7b56\u3092\u516c\u7684\u30c7\u30fc\u30bf\u3067\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"author":1,"featured_media":10614,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[15,41],"tags":[],"class_list":["post-10625","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-security","category-glossary"],"jetpack_featured_media_url":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2026\/10\/00-eyecatch-27.png","_links":{"self":[{"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/posts\/10625","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/comments?post=10625"}],"version-history":[{"count":1,"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/posts\/10625\/revisions"}],"predecessor-version":[{"id":10626,"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/posts\/10625\/revisions\/10626"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/media\/10614"}],"wp:attachment":[{"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/media?parent=10625"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/categories?post=10625"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/venu-sys.co.jp\/jo-sys\/wp-json\/wp\/v2\/tags?post=10625"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}