{"id":482,"date":"2025-08-08T14:58:41","date_gmt":"2025-08-08T05:58:41","guid":{"rendered":"https:\/\/f-pat.com\/topics\/?p=482"},"modified":"2025-08-08T17:37:01","modified_gmt":"2025-08-08T08:37:01","slug":"web%e3%82%b5%e3%82%a4%e3%83%88%e6%94%b9%e3%81%96%e3%82%93%e3%82%92%e9%98%b2%e3%81%90%e7%ac%ac%e4%b8%80%e6%ad%a9%ef%bc%9a%e3%83%91%e3%82%b1%e3%83%83%e3%83%88%e3%83%95%e3%82%a3%e3%83%ab%e3%82%bf","status":"publish","type":"post","link":"https:\/\/f-pat.com\/topics\/?p=482","title":{"rendered":"WEB\u30b5\u30a4\u30c8\u6539\u3056\u3093\u3092\u9632\u3050\u7b2c\u4e00\u6b69\uff1a\u30d1\u30b1\u30c3\u30c8\u30d5\u30a3\u30eb\u30bf\u30fc\u306e\u5f79\u5272\u3068\u306f\uff1f"},"content":{"rendered":"\n<div class=\"clm\">\n<h2>\u591a\u5c64\u9632\u5fa1\u306e\u6700\u521d\u306e\u4e00\u6b69 \u3001\u30d1\u30b1\u30c3\u30c8\u30d5\u30a3\u30eb\u30bf\u30fc\u306e\u5c0e\u5165<\/h2>\n<p><img decoding=\"async\" loading=\"lazy\" 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SSH\/FTP\/\u7ba1\u7406\u30d1\u30cd\u30eb\u7d4c\u7531\u3002\u307e\u305f\u3001\u8106\u5f31\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\uff08API\uff09\u3082\u72d9\u308f\u308c\u307e\u3059\u3002\u30d1\u30b1\u30c3\u30c8\u30d5\u30a3\u30eb\u30bf\u30fc\u3067\u3053\u308c\u3089\u306e\u5165\u53e3\u3092\u5236\u9650\u3059\u308c\u3070\u3001\u6539\u3056\u3093\u306e\u524d\u63d0\u6761\u4ef6\u3067\u3042\u308b\u4fb5\u5165\u7d4c\u8def\u3092\u585e\u3052\u307e\u3059\u3002<\/p>\n<p><h3>\u6539\u3056\u3093\u5f8c\u306e\u901a\u4fe1\u906e\u65ad\u306b\u306f\u4e0d\u5411\u304d<\/h3>\n<p>\u305f\u3060\u3057\u3001\u4e00\u5ea6\u30b5\u30fc\u30d0\u306b\u4fb5\u5165\u3055\u308c\u3066\u3057\u307e\u3046\u3068\u3001\u6539\u3056\u3093\u5f8c\u306e\u901a\u4fe1\u306b\u306f\u5f71\u97ff\u3092\u53ca\u307c\u305b\u307e\u305b\u3093\u3002\u6539\u3056\u3093\u3055\u308c\u305fHTML\u3084\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u3067\u5b9f\u884c\u3055\u308c\u3001\u30d1\u30b1\u30c3\u30c8\u30d5\u30a3\u30eb\u30bf\u30fc\u3067\u306f\u5185\u5bb9\u304c\u5206\u304b\u3089\u305a\u3001\u4f8b\u3048\u3070\u60aa\u610f\u3042\u308bJavaScript\u3084\u30d0\u30c3\u30af\u30c9\u30a2\u304c\u901a\u4fe1\u3092\u884c\u3063\u3066\u3044\u3066\u3082\u9632\u3052\u307e\u305b\u3093\u3002<br \/>\u3064\u307e\u308a\u3001\u201c\u8d77\u70b9\u306f\u585e\u3050\u3051\u308c\u3069\u3001\u554f\u984c\u304c\u8d77\u3053\u3063\u305f\u5f8c\u306e\u5236\u5fa1\u306b\u306f\u9650\u754c\u304c\u3042\u308b\u201d\u3068\u3044\u3046\u88dc\u5b8c\u7684\u306a\u610f\u5473\u5408\u3044\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/p><\/div>\n<div class=\"clm\">\n<h2>\u5b9f\u904b\u7528\u306b\u304a\u3051\u308b\u6ce8\u610f\u70b9\u3068\u9650\u754c<\/h2>\n<p>\u30d1\u30b1\u30c3\u30c8\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u5c0e\u5165\u3057\u305f\u304b\u3089\u3068\u8a00\u3063\u3066\u3001\u5b89\u5fc3\u3057\u3066\u306f\u3044\u3051\u307e\u305b\u3093\u3002\u6b21\u306b\u3042\u3052\u308b\u70b9\u306b\u3082\u6ce8\u610f\u3092\u6020\u3063\u3066\u306f\u3044\u3051\u307e\u305b\u3093\u3002<\/p>\n<ul>\n<li>\u30eb\u30fc\u30eb\u8a2d\u5b9a\u30df\u30b9\uff1a\u8aa4\u3063\u3066\u5fc5\u8981\u306a\u30dd\u30fc\u30c8\u3092\u9589\u3058\u3066\u3057\u307e\u3063\u305f\u308a\u3001\u9006\u306b\u5e83\u3052\u3059\u304e\u305f\u308a\u3002\u904b\u7528\u6642\u306b\u306f\u30c6\u30b9\u30c8\u74b0\u5883\u3067\u306e\u5341\u5206\u306a\u691c\u8a3c\u304c\u5fc5\u8981\u3002<\/li>\n<li>\u5185\u90e8\u8105\u5a01\u3078\u306e\u7121\u529b\u3055\uff1a\u793e\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3084 VPN \u304b\u3089\u306e\u653b\u6483\uff08\u5185\u90e8\u8005\u3001\u611f\u67d3\u7aef\u672b\u306a\u3069\uff09\u3092\u30d6\u30ed\u30c3\u30af\u3067\u304d\u306a\u3044\u3002<\/li>\n<li>\u52d5\u7684IP \u306e\u6271\u3044\u96e3\uff1a\u30af\u30e9\u30a6\u30c9\u3084\u30c6\u30ec\u30ef\u30fc\u30af\u306e\u63a5\u7d9a IP \u304c\u5909\u52d5\u3059\u308b\u3068\u8a31\u53ef\uff0f\u62d2\u5426\u30eb\u30fc\u30eb\u306e\u7ba1\u7406\u304c\u8907\u96d1\u306b\u3002<\/li>\n<li>\u30a2\u30d7\u30ea\u5c64\u306e\u8106\u5f31\u6027\u306f\u975e\u5bfe\u51e6\uff1aXSS\u3001SQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u3001\u696d\u52d9\u30ed\u30b8\u30c3\u30af\u306e\u6b20\u9665\u306a\u3069\u306f\u5225\u9014WAF\uff0fIDS\u304c\u5fc5\u8981\u3002<\/li>\n<\/ul>\n<p>\u307e\u305f\u3001\u30d1\u30b1\u30c3\u30c8\u30d5\u30a3\u30eb\u30bf\u30fc\u306f\u3001\u901a\u4fe1\u306e\u30d8\u30c3\u30c0\u30fc\u60c5\u5831\u306e\u307f\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u305f\u3081\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3088\u308a\u9ad8\u5ea6\u306a\u653b\u6483\u306b\u306f\u5bfe\u5fdc\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<ul>\n<li>\u30d1\u30b1\u30c3\u30c8\u306e\u4e2d\u8eab\u3092\u507d\u88c5\u3057\u305f\u653b\u6483: \u30d8\u30c3\u30c0\u30fc\u60c5\u5831\u306f\u6b63\u5f53\u3067\u3082\u3001\u30d1\u30b1\u30c3\u30c8\u306e\u4e2d\u8eab\u306b\u4e0d\u6b63\u306a\u30c7\u30fc\u30bf\u3084\u30a6\u30a4\u30eb\u30b9\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u30d1\u30b1\u30c3\u30c8\u30d5\u30a3\u30eb\u30bf\u30fc\u306f\u305d\u308c\u3092\u898b\u629c\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002<\/li>\n<li>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8106\u5f31\u6027\u3092\u72d9\u3063\u305f\u653b\u6483: HTTP\u3084HTTPS\u306a\u3069\u306e\u6b63\u5f53\u306a\u901a\u4fe1\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u5229\u7528\u3057\u3066\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8106\u5f31\u6027\u3092\u7a81\u304f\u653b\u6483\uff08SQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u3084\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306a\u3069\uff09\u306f\u3001\u30d1\u30b1\u30c3\u30c8\u306e\u4e2d\u8eab\u3092\u691c\u67fb\u3057\u306a\u3044\u305f\u3081\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002<\/li>\n<li>DoS\u653b\u6483: \u5927\u91cf\u306e\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u308a\u3064\u3051\u3066\u30b5\u30fc\u30d0\u30fc\u3092\u904e\u8ca0\u8377\u306b\u3059\u308bDoS\u653b\u6483\uff08\u30b5\u30fc\u30d3\u30b9\u59a8\u5bb3\u653b\u6483\uff09\u306b\u5bfe\u3057\u3066\u3001\u5358\u306a\u308b\u30d1\u30b1\u30c3\u30c8\u30d5\u30a3\u30eb\u30bf\u30fc\u306f\u7121\u529b\u3067\u3059\u3002<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u653b\u6483\u306b\u5bfe\u6297\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u3088\u308a\u9ad8\u5ea6\u306a\u6a5f\u80fd\u3092\u6301\u3064\u30b9\u30c6\u30fc\u30c8\u30d5\u30eb\u30d1\u30b1\u30c3\u30c8\u30a4\u30f3\u30b9\u30da\u30af\u30b7\u30e7\u30f3\u3084\u30d7\u30ed\u30ad\u30b7\u578b\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3001\u3042\u308b\u3044\u306f\u6b21\u306b\u8ff0\u3079\u308b\u69d8\u306a\u3001\u4fb5\u5165\u691c\u77e5\u30b7\u30b9\u30c6\u30e0\uff08IDS\uff09\u3084\u4fb5\u5165\u9632\u6b62\u30b7\u30b9\u30c6\u30e0\uff08IPS\uff09\u306a\u3069\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u591a\u5c64\u7684\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u304c\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u3002\n    <\/p><\/div>\n<div class=\"clm\">\n<h2>\u591a\u5c64\u9632\u5fa1\u3068\u30d1\u30b1\u30c3\u30c8\u30d5\u30a3\u30eb\u30bf\u30fc<\/h2>\n<p>\u591a\u5c64\u9632\u5fa1\u3068\u306f\u3001Web\u30b5\u30a4\u30c8\u3092\u653b\u6483\u304b\u3089\u5b88\u308b\u305f\u3081\u306b\u3001\u8907\u6570\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u624b\u6cd5\u3067\u3059\u3002\u5358\u4e00\u306e\u5bfe\u7b56\u3060\u3051\u3067\u306f\u7a81\u7834\u3055\u308c\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u653b\u6483\u306b\u5bfe\u3057\u3001\u8907\u6570\u306e\u9632\u5fa1\u5c64\u3092\u8a2d\u3051\u308b\u3053\u3068\u3067\u3001\u88ab\u5bb3\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u3092\u4e3b\u773c\u3068\u3057\u307e\u3059\u3002\u52b9\u679c\u7684\u306aWEB\u30b5\u30a4\u30c8\u306e\u9632\u5fa1\u306b\u306f\u3001\u3053\u306e\u591a\u5c64\u9632\u5fa1\uff08Defense in Depth\uff09\u304c\u6709\u52b9\u3067\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9632\u5fa1\u30ec\u30a4\u30e4\u30fc<\/th>\n<th>\u4e3b\u306a\u5f79\u5272<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u30d1\u30b1\u30c3\u30c8\u30d5\u30a3\u30eb\u30bf\u30fc<\/td>\n<td>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff0f\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u5c64\u3067\u4e0d\u8981\u901a\u4fe1\u3084\u975e\u8a31\u53efIP\u3092\u906e\u65ad<\/td>\n<\/tr>\n<tr>\n<td>WAF\uff08Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\uff09<\/td>\n<td>HTTP\/HTTPS\u30ec\u30a4\u30e4\u30fc\u3067\u306e\u653b\u6483\u3092\u691c\u77e5\uff0f\u906e\u65ad\uff08XSS\uff0fSQLi\uff0f\u30d5\u30a1\u30a4\u30eb\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u306a\u3069\uff09<\/td>\n<\/tr>\n<tr>\n<td>IDS\uff0fIPS<\/td>\n<td>\u30b5\u30fc\u30d0\u3084\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u52d5\u4f5c\u3092\u76e3\u8996\u3001\u7570\u5e38\u901a\u4fe1\u3084\u632f\u308b\u821e\u3044\u3092\u691c\u77e5<\/td>\n<\/tr>\n<tr>\n<td>OS\uff0fCMS \u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5f37\u5316<\/td>\n<td>\u6700\u65b0\u30d1\u30c3\u30c1\u9069\u7528\u3001\u7ba1\u7406\u8005\u30d1\u30b9\u30ef\u30fc\u30c9\u5f37\u5316\u3001\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u3001\u30ed\u30b0\u76e3\u67fb\u306a\u3069<\/td>\n<\/tr>\n<tr>\n<td>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff0f\u5fa9\u65e7\u4f53\u5236<\/td>\n<td>\u6539\u3056\u3093\u767a\u751f\u5f8c\u306e\u8fc5\u901f\u306a\u5fa9\u65e7\u7528\u30a4\u30f3\u30d5\u30e9\u6574\u5099<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u3000<\/p>\n<p>\u30d1\u30b1\u30c3\u30c8\u30d5\u30a3\u30eb\u30bf\u30fc\u306f\u3001\u3053\u308c\u3089\u306e\u4e0a\u6d41\u306b\u4f4d\u7f6e\u3059\u308b\u300c\u9580\u756a\u300d\u3067\u3059\u3002\u76ee\u7684\u306f\u3001\u6539\u3056\u3093\u306e\u8d77\u70b9\u3059\u3089\u4fb5\u5165\u3067\u304d\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u3002\u305d\u306e\u6b21\u306b WAF 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