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class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a\u201d\u30a4(%0D%0A)\u201d\u304c\u6b63\u7b54\u3067\u3059\u3002<\/p>\n<p>HTTP\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u30d8\u30c3\u30c0\u306b\u304a\u3051\u308b\u6539\u884c\u30b3\u30fc\u30c9\u306f\u300c\\r\\n\uff08\u00a0[\u30ad\u30e3\u30ea\u30c3\u30b8\u30ea\u30bf\u30fc\u30f3\u30e9\u30a4\u30f3\u30d5\u30a3\u30fc\u30c9]\uff09\u300d\u3067\u3059\u3002\u203b1<br \/>\n[ \\r\\n ] \u3092\u30d1\u30fc\u30bb\u30f3\u30c8\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3059\u308b\u3068\u3001 [ %0D%0A ] \u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>IPA\u304c\u516c\u958b\u3057\u3066\u3044\u308b<a href=\"https:\/\/www.ipa.go.jp\/security\/vuln\/websecurity-HTML-1_7.html\"> [ \u5b89\u5168\u306a\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u4f5c\u308a\u65b9 ] \u306eHTTP\u30d8\u30c3\u30c0\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306e\u4fdd\u967a\u7684\u5bfe\u7b56<\/a>\u306b\u3001 \u201c<strong><em>\u5916\u90e8\u304b\u3089\u306e\u5165\u529b\u306e\u5168\u3066\u306b\u3064\u3044\u3066\u3001\u6539\u884c\u30b3\u30fc\u30c9\u3092\u524a\u9664\u3059\u308b\u3002<\/em><\/strong>\u201d\u300d \u3068\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u306e\u554f\u984c\u306f\u4e0a\u8a18\u30da\u30fc\u30b8\u3092\u78ba\u8a8d\u3057\u3066\u304a\u304f\u3068\u3001\u9069\u5207\u306a\u56de\u7b54\u304c\u3067\u304d\u308b\u3082\u306e\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px; background-color: royalblue;\"><strong>TIPS\uff1a<br \/>\n<\/strong><\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol style=\"list-style-type: lower-greek;\">\n<li>\u30d1\u30fc\u30bb\u30f3\u30c8\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\uff08URL\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\uff09\uff1a<br \/>\n\u7b26\u53f7\u5316\u8a18\u6cd5\u3067\u3059\u3002URL\u4e2d\u306bASCII\u306b\u5b58\u5728\u3057\u306a\u3044\u6216\u3044\u306f\u4e88\u7d04\u6587\u5b57\u306b\u8a72\u5f53\u3059\u308b\u5834\u5408\u306b\u306f\u30d1\u30fc\u30bb\u30f3\u30c8\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u203b2<br \/>\n\u30d1\u30fc\u30bb\u30f3\u30c8\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306fURL\u306e\u307f\u3067\u7528\u3044\u3089\u308c\u308b\u3082\u306e\u3067\u306a\u304f\u3001POST\u30e1\u30bd\u30c3\u30c9\u306b\u304a\u3044\u3066 [ Content-Type : application\/x-www-form-urlencoded ] \u304c\u7528\u3044\u3089\u308c\u308b\u5834\u5408\u306b\u3082\u884c\u308f\u308c\u307e\u3059\u3002\u203b3<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<p style=\"padding-left: 40px; background-color: orange;\"><strong>SecuAvail Knowledge (\u30bb\u30ad\u30e5\u30a2\u30f4\u30a7\u30a4\u30eb\u30ca\u30ec\u30c3\u30b8)\uff1a\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <\/strong><\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol style=\"list-style-type: lower-greek;\">\n<li>\u751f\u306eHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u30c7\u30fc\u30bf\u3092\u30b5\u30fc\u30d0\u306b\u9001\u4fe1\u3059\u308b\u3002<br \/>\n\u7528\u610f\u3059\u308b\u3082\u306e\uff1aUnix\u7cfb\u30b5\u30fc\u30d0\uff08HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u53d7\u4fe1\u53ef\u80fd\uff09\u751f\u306eHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u30c7\u30fc\u30bf\u3092\u9001\u308b\u3053\u3068\u306f\u7c21\u5358\u306a\u3088\u3046\u306b\u601d\u3048\u307e\u3059\u304c\u3001\u305d\u3093\u306a\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\ntelnet\u3092\u7528\u3044\u3066Web\u30b5\u30fc\u30d0\u3068\u63a5\u7d9a\u3057\u3066\u3082\u3001\u6539\u884c\u30b3\u30fc\u30c9\u304c\u52dd\u624b\u306b\u88dc\u5b8c\u3055\u308c\u308b\u305f\u3081\u3001\u300c\u751f\u300d\u306eHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\n\u5b9f\u969b\u306b\u751f\u306eHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u884c\u3046\u65b9\u6cd5\u3092\u8a18\u8f09\u3057\u307e\u3059\u3002<\/p>\n<ol style=\"list-style-type: lower-roman;\">\n<li>\u7528\u610f\u3057\u305fUnix\u7cfb\u30b5\u30fc\u30d0\u306b\u30ed\u30b0\u30a4\u30f3\u3057\u307e\u3059\u3002<\/li>\n<li>\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u53c2\u8003\u306b\u30ef\u30f3\u30e9\u30a4\u30f3\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002(echo -e \u306e\u5f15\u6570\u3068\u3057\u3066\u6e21\u3059\u6587\u5b57\u5217\u304cHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u306a\u308a\u307e\u3059\u3002)<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<pre class=\"EnlighterJSRAW\" style=\"padding-left: 40px;\" data-enlighter-language=\"generic\">exec 3&lt;&gt;\/dev\/tcp\/localhost\/80;echo -e \"GET \/ HTTP\/1.1\\r\\nHost: localhost\\r\\nConnection: Close\\n\\n\" &gt;&amp;3;cat &lt;&amp;3<\/pre>\n<p style=\"padding-left: 80px;\"><span style=\"font-size: 14px;\">\u203b\u4ee5\u4e0b\u306e\u30da\u30fc\u30b8\u3092\u53c2\u8003\u306b\u3055\u305b\u3066\u3044\u305f\u3060\u304d\u307e\u3057\u305f<br \/>\n<\/span><a href=\"https:\/\/www.linuxjournal.com\/content\/more-using-bashs-built-devtcp-file-tcpip\" target=\"_blank\" rel=\"noopener\">Linux JOURNAL Bash\u306e\u7d44\u307f\u8fbc\u307f\/dev\/tcp\u30d5\u30a1\u30a4\u30eb(TCP\/IP)\u306e\u4ed5\u69d8\u306b\u95a2\u3059\u308b\u8a73\u7d30<\/a><br \/>\n[ \\r\\n ] \u3092\u4ed6\u306e\u6587\u5b57\u306b\u5909\u66f4\u3059\u308b\u3068\u3001400\u3082\u3057\u304f\u306f500\u756a\u53f0\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u304c\u53d6\u5f97\u3055\u308c\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u3057\u304b\u3057 [ \\r\\n ] \u3092 [ \\n ] \u306b\u5909\u66f4\u3057\u305f\u5834\u5408\u306b\u306f\u3001\u554f\u984c\u306a\u304f\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u8fd4\u3063\u3066\u304f\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\n\u3053\u308c\u306f\u3001<a href=\"https:\/\/triple-underscore.github.io\/RFC7230-ja.html#section-3.5\">RFC7230\u306e [ 3.5 Message Parsing Robustness ]<\/a> \u306b\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\"><em>\u201c\uff3b start-line \uff0f\u5404\u30d8\u30c3\u30c0 \uff3d\u306b\u5bfe\u3059\u308b\u884c\u7d42\u4e86\u6587\u5b57\u306f\uff0c CRLF \u30aa\u30af\u30c6\u30c3\u30c8\u4e26\u3073\u3067\u3042\u308b\u304c\u3001\u53d7\u4fe1\u8005\u306f\uff0c\uff3b 1 \u500b\u306e LF \u30aa\u30af\u30c6\u30c3\u30c8 \uff3d\u3092\u884c\u7d42\u4e86\u6587\u5b57\u3068\u3057\u3066\u8a8d\u8b58\u3057\u3066, \u5148\u884c\u3059\u308b CR \u3092\u7121\u8996\u3057\u3066\u3088\u3044\u201d<\/em><\/p>\n<p style=\"padding-left: 40px;\">\u4e0a\u8a18\u306e\u4ed5\u69d8\u3088\u308a\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306fCRLF [ \\r\\n ] \u3067\u6539\u884c\u3059\u308b\u3053\u3068\u304c\u6c7a\u307e\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u53d7\u4fe1\u5074\u3067\u306fCR [ \\r ] \u3092\u7121\u8996\u3057\u3066\u3082\u3088\u3044\u3088\u3046\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u7d50\u679c\u7684\u306bHTTP\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u6210\u529f\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u306e\u3088\u3046\u3067\u3059\u3002<\/p>\n<ol style=\"list-style-type: lower-greek;\">\n<li style=\"list-style-type: none;\">\n<ol style=\"list-style-type: lower-greek;\" start=\"2\">\n<li>\u30d1\u30fc\u30bb\u30f3\u30c8\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\uff08URL\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\uff09\u306e\u7d50\u679c\u3092\u78ba\u8a8d\u3059\u308b\u3002\n<ol style=\"list-style-type: lower-roman;\">\n<li>\u30d6\u30e9\u30a6\u30b6\u306e\u958b\u767a\u8005\u30c4\u30fc\u30eb\u3092\u958b\u304d\u307e\u3059\u3002\uff08\u30d6\u30e9\u30a6\u30b6\u3092\u958b\u3044\u305f\u72b6\u614b\u3067\u3001F12\u3092\u62bc\u3059\u3068\u958b\u304f\u3082\u306e\u304c\u591a\u3044\u3067\u3059\u3002\uff09<\/li>\n<li>[ \u30b3\u30f3\u30bd\u30fc\u30eb ] \u30bf\u30d6\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/li>\n<li>\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3092\u884c\u3044\u307e\u3059\u3002<br \/>\n\u30fbURL\u306b\u304a\u3051\u308b\u30d1\u30fc\u30bb\u30f3\u30c8\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3092\u5b9f\u65bd\u3059\u308b\u5834\u5408<br \/>\nencodeURI\u306e\u5f15\u6570\u306b\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u5bfe\u8c61\u306e\u6587\u5b57\u5217\u3092\u4e0e\u3048\u307e\u3059\u3002<br \/>\n\u4f8b\uff1a<br \/>\nencodeURI('\\r\\n')<br \/>\n\u30fb [ Content-Type : Content-Type : application\/x-www-form-urlencoded ] \u306b\u304a\u3044\u3066\u30d1\u30fc\u30bb\u30f3\u30c8\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3092\u5b9f\u65bd\u3059\u308b\u5834\u5408<br \/>\nencodeURIComponent\u306e\u5f15\u6570\u306b\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u5bfe\u8c61\u306e\u6587\u5b57\u5217\u3092\u4e0e\u3048\u307e\u3059\u3002<br \/>\n\u4f8b\uff1aencodeURIComponent(\u2018+\u2019)<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<p style=\"padding-left: 40px;\">WAF\u306e\u30ed\u30b0\u306b\u304a\u3044\u3066\u30b7\u30b0\u30cd\u30c1\u30e3\u306b\u5408\u81f4\u3057\u305f\u6587\u5b57\u5217\u3092\u30d1\u30fc\u30bb\u30f3\u30c8\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3084\u30c7\u30b3\u30fc\u30c9\u3059\u308b\u3053\u3068\u304c\u3042\u308b\u305f\u3081\u3001\u5ea6\u3005\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\"><strong>\u88dc\u8db3\u60c5\u5831\uff1a<\/strong><br \/>\n\u203b1<a href=\"https:\/\/triple-underscore.github.io\/RFC7230-ja.html#section-3\"> RFC7230 [ 3. \u30e1\u30c3\u30bb\u30fc\u30b8\u5f62\u5f0f ]<\/a> \u306b\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u203b2 <a href=\"https:\/\/triple-underscore.github.io\/rfc-others\/RFC3986-ja.html#section-2.1\">RFC3986 [ 2.1 \u30d1\u30fc\u30bb\u30f3\u30c8\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0 ]<\/a> \u306b\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u203b3 <a href=\"https:\/\/developer.mozilla.org\/ja\/docs\/Web\/HTTP\/Methods\/POST\">MDN \u958b\u767a\u8005\u5411\u3051\u306e\u30a6\u30a7\u30d6\u6280\u8853 &gt; HTTP &gt; HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u30e1\u30bd\u30c3\u30c9 &gt; POST<\/a> \u306b\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\nFireFox\u3068Google Chrome\u306b\u3066\u52d5\u4f5c\u78ba\u8a8d\u6e08\u307f\u3067\u3059\u3002<br \/>\n[ Content-Type : application\/x-www-form-urlencoded ] \u3092\u7528\u3044\u308b\u5834\u5408\u306b\u306f\u3001URL\u4e2d\u306e\u30d1\u30fc\u30bb\u30f3\u30c8\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3068\u306f\u7570\u306a\u308b\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u304c\u884c\u308f\u308c\u307e\u3059\u3002<br \/>\n<a href=\"https:\/\/developer.mozilla.org\/ja\/docs\/Glossary\/percent-encoding\">(MDN<\/a> )<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%92%EF%BC%89\"><\/span>\uff08\uff12\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a\u201d\u30d7\u30ec\u30fc\u30b9\u30db\u30eb\u30c0\uff08\u30d7\u30ec\u30b9\u30db\u30eb\u30c0\uff09\u201d\u304c\u6b63\u7b54\u3067\u3059\u3002<\/p>\n<p>IPA\u304c\u516c\u958b\u3057\u3066\u3044\u308b <a href=\"https:\/\/www.ipa.go.jp\/security\/vuln\/websecurity-HTML-1_1.html\">[ \u5b89\u5168\u306a\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u4f5c\u308a\u65b9 ] \u306eSQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3<\/a>\u306b\u4ee5\u4e0b\u306e\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n<em>\u201cSQL \u6587\u306e\u96db\u5f62\u306e\u4e2d\u306b\u5909\u6570\u306e\u5834\u6240\u3092\u793a\u3059\u8a18\u53f7\uff08\u30d7\u30ec\u30fc\u30b9\u30db\u30eb\u30c0\uff09\u3092\u7f6e\u3044\u3066\u3001\u5f8c\u306b\u305d\u3053\u306b\u5b9f\u969b\u306e\u5024\u3092\u6a5f\u68b0\u7684\u306a\u51e6\u7406\u3067\u5272\u308a\u5f53\u3066\u308b\u3082\u306e\u3067\u3059\u3002\u201d<\/em><\/p>\n<p>\u306a\u304a\u3001\u30d7\u30ec\u30fc\u30b9\u30db\u30eb\u30c0\u306f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306e\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u306b\u304a\u3044\u3066\u3082\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n<a href=\"https:\/\/docs.oracle.com\/javase\/jp\/1.4\/guide\/jdbc\/getstart\/preparedstatement.html\">Oracle\u793e\u306eJava\u306b\u95a2\u3059\u308b\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\u3092\u4f8b\u3068\u3057\u3066\u63d0\u793a\u3057\u307e\u3059\u3002<br \/>\n<em>\u201cIN \u30d1\u30e9\u30e1\u30fc\u30bf\u306f\u3001SQL \u6587\u304c\u4f5c\u3089\u308c\u305f\u6642\u70b9\u3067\u306f\u305d\u306e\u5024\u304c\u6307\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044\u30d1\u30e9\u30e1\u30fc\u30bf\u3067\u3059\u3002 \u305d\u306e\u4ee3\u308f\u308a\u3001\u6587\u306b\u306f IN \u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u30d7\u30ec\u30fc\u30b9\u30db\u30eb\u30c0\u3068\u3057\u3066\u7591\u554f\u7b26 (?) \u3092\u4ed8\u3051\u307e\u3059\u3002 \u300c?\u300d\u306f\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30de\u30fc\u30ab\u3068\u3057\u3066\u3082\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u201d<\/em><\/p>\n<p>\u306a\u304a\u3001HTML\u306b\u3082input\u30bf\u30b0\u306b\u304a\u3051\u308bplaceholder\u5c5e\u6027\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\ninput\u306e\u5165\u529b\u6b04\u5185\u306b\u8584\u304f\u6587\u5b57\u5217\u3092\u8868\u793a\u3057\u307e\u3059\u3002\u30d7\u30ec\u30fc\u30b9\u30db\u30eb\u30c0\u3068\u805e\u3044\u305f\u3068\u304d\u306b\u3001\u6df7\u540c\u3057\u306a\u3044\u3088\u3046\u306b\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%93%EF%BC%89\"><\/span>\uff08\uff13\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a\u201d\u6539\u884c\u30b3\u30fc\u30c9\u201d\u304c\u6b63\u7b54\u3067\u3059\u3002<\/p>\n<p>IPA\u304c\u516c\u958b\u3057\u3066\u3044\u308b<a href=\"https:\/\/www.ipa.go.jp\/security\/vuln\/websecurity-HTML-1_8.html\"> [ \u5b89\u5168\u306a\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u4f5c\u308a\u65b9 ] \u306e\u30e1\u30fc\u30eb\u30d8\u30c3\u30c0\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3<\/a>\u306e\u4fdd\u967a\u7684\u5bfe\u7b56\u3068\u3057\u3066\u3001<strong><em>\u201d\u6539\u884c\u30b3\u30fc\u30c9\u3092\u524a\u9664\u3059\u308b\u201d<\/em><\/strong>\u3068\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>IPA\u306e\u6587\u7ae0\u306b\u304a\u3044\u3066\u306f\u3001<strong><em>\u300c\u3042\u308b\u3044\u306f\u6539\u884c\u30b3\u30fc\u30c9\u3060\u3051\u3067\u306f\u306a\u304f\u3001\u5236\u5fa1\u30b3\u30fc\u30c9\u5168\u3066\u3092\u524a\u9664\u3057\u3066\u3082\u3088\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u300d<\/em><\/strong>\u3068\u8a18\u8f09\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u5236\u5fa1\u30b3\u30fc\u30c9\u3068\u8a18\u8f09\u3057\u3066\u3082\u6b63\u7b54\u3068\u306f\u601d\u3044\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A8%AD%E5%95%8F2\"><\/span>\u8a2d\u554f2<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%91%EF%BC%89-2\"><\/span>\uff08\uff11\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a\u201d\u30af\u30a8\u30ea\u6587\u5b57\u5217\u306eid\u306b\u3001\u672a\u53c2\u52a0\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8ID\u3092\u6307\u5b9a\u3059\u308b\u3002\u201d\u304c\u6b63\u7b54\u3067\u3059\u3002<br \/>\n\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30d5\u30ed\u30fc\u3067\u30a2\u30d7\u30ed\u30fc\u30c1\u3067\u304d\u3066\u3044\u308c\u3070\u3088\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<ol>\n<li>\u554f\u984c\u6587\u306e\u201d\u672a\u53c2\u52a0\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u53c2\u52a0\u3057\u3066\u3044\u308b\u304b\u306e\u3088\u3046\u306b\u507d\u308b\u305f\u3081\u306e\u64cd\u4f5c\u201d\u306b\u6ce8\u76ee\u3057\u307e\u3059\u3002<br \/>\n\u4e0a\u8a18\u306e\u6587\u9762\u304b\u3089\u3001\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306b\u95a2\u3059\u308b\u8106\u5f31\u6027\u3068\u63a8\u6e2c\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\n<li>\u201c[S\u30b7\u30b9\u30c6\u30e0\u306e\u6539\u4fee\u306b\u304a\u3051\u308b\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306e\u8981\u4ef6]\u201d\u306b\u8a18\u8f09\u3055\u308c\u305f\u3001\u5229\u7528\u8005\u306e\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306b\u95a2\u3059\u308b\u8a18\u8ff0\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<br \/>\n[\u65b9\u6cd5]\u306b\u5177\u4f53\u7684\u306a\u5185\u5bb9\u304c\u8a18\u8ff0\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n\u8a18\u8ff0\u5185\u5bb9\u3088\u308a\u3001[\u60c5\u5831\u9078\u629e\u6a5f\u80fd]\u306b\u304a\u3051\u308b\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u304c\u5916\u90e8\u304b\u3089\u306e\u5165\u529b\u306b\u4f9d\u5b58\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/li>\n<\/ol>\n<p>\u3053\u3053\u307e\u3067\u308f\u304b\u308c\u3070\u3001\u5f8c\u306f\u56de\u7b54\u3059\u308b\u3060\u3051\u3067\u3059\u3002<\/p>\n<p style=\"padding-left: 40px; background-color: orange;\"><strong>SecuAvail Knowledge (\u30bb\u30ad\u30e5\u30a2\u30f4\u30a7\u30a4\u30eb\u30ca\u30ec\u30c3\u30b8)\uff1a<\/strong><\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol style=\"list-style-type: lower-greek;\">\n<li>\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306e\u8106\u5f31\u6027\u306f\u3001WAF\u3092\u5c0e\u5165\u3057\u3066\u9632\u3052\u308b\u306e\u304b<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<p style=\"padding-left: 40px;\">\u7d50\u8ad6\u3068\u3057\u3066\u306f\u96e3\u3057\u3044\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\n\u306a\u305c\u306a\u3089\u3070\u3001 [ \u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306b\u7528\u3044\u308b\u60c5\u5831 ] \u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u304c\u4fdd\u6301\u3057\u3066\u3044\u308b\u3082\u306e\u3067\u3042\u308a\u3001WAF\u304b\u3089\u305d\u308c\u3092\u53c2\u7167\u3057\u3066\u5236\u5fa1\u3059\u308b\u3088\u3046\u306a\u6a5f\u80fd\u3092\u4fdd\u6301\u3057\u3066\u3044\u306a\u3044\u305f\u3081\u3067\u3059\u3002\uff08\u79c1\u304c\u5b58\u3058\u4e0a\u3052\u306a\u3044\u3060\u3051\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\uff09<\/p>\n<p style=\"padding-left: 40px;\">\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306b\u95a2\u3059\u308b\u4e0d\u5099\u306f\u3001OWASP Top10 2021\u306b\u304a\u3044\u3066A01\u306b\u6319\u304c\u3063\u3066\u3044\u307e\u3059\u3002\u53ef\u80fd\u306a\u9650\u308a\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306e\u8a2d\u8a08\u306f\u614e\u91cd\u306b\u884c\u3044\u307e\u3057\u3087\u3046\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%92%EF%BC%89-2\"><\/span>\uff08\uff12\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a\u201d\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u793a\u3059\u30d1\u30e9\u30e1\u30bf\u3092\u5916\u90e8\u304b\u3089\u6307\u5b9a\u3067\u304d\u306a\u3044\u304b\u3089\u201d\u3082\u3057\u304f\u306f\u201d\u30bb\u30c3\u30b7\u30e7\u30f3\u60c5\u5831\u304b\u3089\u30d7\u30ed\u30b8\u30a7\u30af\u30c8ID\u3092\u53d6\u5f97\u3059\u308b\u304b\u3089\u201d\u306e\u3044\u305a\u308c\u304b\u304c\u56de\u7b54\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30fb\u300c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u793a\u3059\u30d1\u30e9\u30e1\u30bf\u3092\u5916\u90e8\u304b\u3089\u6307\u5b9a\u3067\u304d\u306a\u3044\u304b\u3089\u300d<br \/>\n\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306e\u4e0d\u5099\u306e\u554f\u984c\u306e\u6839\u672c\u306f\u3001\u5916\u90e8\u304b\u3089\u306e\u5165\u529b\u3092\u305d\u306e\u307e\u307e\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306b\u7528\u3044\u3066\u3044\u308b\u3053\u3068\u3067\u3057\u305f\u3002\u89e3\u6c7a\u3057\u305f\u7406\u7531\u3068\u3057\u3066\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8ID\u3092\u5916\u90e8\u304b\u3089\u6307\u5b9a\u3067\u304d\u306a\u304f\u306a\u3063\u305f\u65e8\u3092\u8a18\u8ff0\u3059\u308c\u3070\u3088\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u30fb\u300c\u30bb\u30c3\u30b7\u30e7\u30f3\u60c5\u5831\u304b\u3089\u30d7\u30ed\u30b8\u30a7\u30af\u30c8ID\u3092\u53d6\u5f97\u3059\u308b\u304b\u3089\u300d<br \/>\n\u30bb\u30c3\u30b7\u30e7\u30f3\u60c5\u5831\u306b\u3064\u3044\u3066\u306f\u3001[ TIPS ] \u306b\u3066\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\u30bb\u30c3\u30b7\u30e7\u30f3\u60c5\u5831\u306b\u5229\u7528\u8005\u60c5\u5831\u3092\u7d10\u3065\u3051\u3066\u3044\u308b\u65e8\u304c [ \u65b9\u6cd52 ] \u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n\u30bb\u30c3\u30b7\u30e7\u30f3ID\u304b\u3089\u5229\u7528\u8005\u60c5\u5831\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u306e\u3067\u3001\u5916\u90e8\u304b\u3089\u30d7\u30ed\u30b8\u30a7\u30af\u30c8ID\u3092\u53d6\u5f97\u3059\u308b\u3053\u3068\u306f\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px; background-color: royalblue;\"><strong>TIPS\uff1a<br \/>\n<\/strong><\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol style=\"list-style-type: lower-greek;\">\n<li>\u30bb\u30c3\u30b7\u30e7\u30f3\u60c5\u5831\u306b\u3064\u3044\u3066<br \/>\n\u958b\u767a\u3092\u5b9f\u969b\u306b\u3055\u308c\u3066\u3044\u308b\u65b9\u3005\u306b\u3068\u3063\u3066\u306f\u304a\u306a\u3058\u307f\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u6539\u3081\u3066\u8aac\u660e\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\n\u307e\u305a\u3001Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u754c\u9688\u3067\u306f\u3001HTTP\u306e\u30bb\u30c3\u30b7\u30e7\u30f3= [ Cookie\u306a\u3069\u306e\u30a2\u30af\u30bb\u30b9\u8b58\u5225\u5b50\u3092\u7528\u3044\u305f\u4e00\u9023\u306e\u30a2\u30af\u30bb\u30b9\u306e\u3053\u3068 ] \u3092\u6307\u3057\u307e\u3059\u3002(\u8a73\u7d30\u306f [ SecuAvail Knowledge (\u30bb\u30ad\u30e5\u30a2\u30f4\u30a7\u30a4\u30eb\u30ca\u30ec\u30c3\u30b8) ]\u306b\u3066)<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<p style=\"padding-left: 40px;\">Cookie\u3092\u7528\u3044\u305f\u30bb\u30c3\u30b7\u30e7\u30f3\u7ba1\u7406\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u52d5\u4f5c\u3068\u899a\u3048\u3066\u304a\u3051\u3070\u3088\u3044\u3068\u601d\u3044\u307e\u3059\u3002\u203b1<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol style=\"list-style-type: lower-roman;\">\n<li>\u7279\u5b9a\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u30c8\u30ea\u30ac\u30fc\u306b\u3001\u30bb\u30c3\u30b7\u30e7\u30f3ID\u304c\u767a\u884c\u3055\u308c\u307e\u3059\u3002\u30bb\u30c3\u30b7\u30e7\u30f3ID\u306b\u306f\u30b5\u30fc\u30d0\u5074\u306b\u3066\u30c7\u30fc\u30bf\u3092\u7d10\u3065\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\uff08\u30bb\u30c3\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf\uff09<\/li>\n<li>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3078\u3001Set-Cookie\u30d8\u30c3\u30c0\u306b\u30bb\u30c3\u30b7\u30e7\u30f3ID\u3092\u542b\u3081\u3066\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u884c\u3044\u307e\u3059\u3002<\/li>\n<li>\u6b21\u56de\u30ea\u30af\u30a8\u30b9\u30c8\u6642\u3001\u6255\u3044\u51fa\u3055\u308c\u305f\u30bb\u30c3\u30b7\u30e7\u30f3ID\u3092Cookie\u306b\u542b\u3081\u308b\u3068\u3001Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u3066\u4e00\u81f4\u3059\u308b\u30bb\u30c3\u30b7\u30e7\u30f3ID\u3092\u7528\u3044\u3066\u30bb\u30c3\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf\u304c\u53d6\u5f97\u3067\u304d\u308b\u3002<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<p style=\"padding-left: 40px;\">\u30bb\u30c3\u30b7\u30e7\u30f3\u60c5\u5831\u3068\u3044\u3046\u306e\u306f\u3001Cookie\u5185\u306e\u30bb\u30c3\u30b7\u30e7\u30f3ID\u304b\u3089\u5f15\u304d\u51fa\u305b\u308b\u5024\u3067\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u30b5\u30fc\u30d0\u30b5\u30a4\u30c9\u306e\u51e6\u7406\u306b\u3066\u30bb\u30c3\u30b7\u30e7\u30f3\u60c5\u5831\u3068\u3057\u3066\u30d7\u30ed\u30b8\u30a7\u30af\u30c8ID\u3092\u7d10\u3065\u3051\u3066\u304a\u3051\u3070\u3001\u6b21\u56de\u30a2\u30af\u30bb\u30b9\u6642\u306b\u5916\u90e8\u304b\u3089\u306e\u5165\u529b\u306b\u4f9d\u5b58\u3057\u306a\u3044\u3067\u60c5\u5831\u9078\u629e\u6a5f\u80fd\u3092\u5229\u7528\u3067\u304d\u308b\u308f\u3051\u3067\u3059\u306d\u3002<\/p>\n<p style=\"padding-left: 40px; background-color: orange;\"><strong>SecuAvail Knowledge (\u30bb\u30ad\u30e5\u30a2\u30f4\u30a7\u30a4\u30eb\u30ca\u30ec\u30c3\u30b8)\uff1a<\/strong><\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol style=\"list-style-type: lower-greek;\">\n<li>\u300cHTTP\u30bb\u30c3\u30b7\u30e7\u30f3\u300d\u3068\u3044\u3046\u66d6\u6627\u306a\u8a00\u8449<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<p style=\"padding-left: 40px;\">\u300cHTTP\u30bb\u30c3\u30b7\u30e7\u30f3\u3063\u3066\u3001HTTP\/1.1\u3067\u5b9f\u88c5\u3055\u308c\u305fKeep-Alive\u30d8\u30c3\u30c0\u3092\u7528\u3044\u305f\u4e00\u9023\u306e\u901a\u4fe1\u306e\u3053\u3068\u3067\u3059\u304b\uff1f\u300d\u3068\u7591\u554f\u306b\u601d\u308f\u308c\u308b\u4eba\u306f\u3001\u6050\u3089\u304f\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\u3092\u53d7\u9a13\u3055\u308c\u308b\u65b9\u306b\u306f\u3044\u306a\u3044\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u5ff5\u306e\u305f\u3081\u88dc\u8db3\u3092\u3057\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u300cHTTP \u30bb\u30c3\u30b7\u30e7\u30f3\u300d\u3067\u691c\u7d22\u3059\u308b\u3068\u6700\u3082\u4e0a\u4f4d\u306b\u304f\u308b\u3001<a href=\"https:\/\/developer.mozilla.org\/ja\/docs\/Web\/HTTP\/Session\">MDN\u306eHTTP\u30bb\u30c3\u30b7\u30e7\u30f3\u306b\u3064\u3044\u3066\u306e\u8aac\u660e<\/a>\u3068\u672c\u554f\u984c\u6587\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u306f\u5225\u306e\u610f\u5473\u3067\u3042\u308a\u3001\u4e0a\u8a18\u3067\u8aac\u660e\u3057\u3066\u3044\u308b\u4e8b\u9805\u306b\u8fd1\u3044\u3067\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u672c\u6765\u300c\u30bb\u30c3\u30b7\u30e7\u30f3\u300d\u3068\u3044\u3046\u8868\u73fe\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ec\u30a4\u30e4\u306b\u304a\u3051\u308b\u4e00\u3064\u306e\u63a5\u7d9a\u306b\u304a\u3051\u308b\u901a\u4fe1\u78ba\u7acb\u72b6\u614b\u3092\u6307\u3057\u307e\u3059\u3002\uff08\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u3088\u3063\u3066\u6982\u5ff5\u304c\u7570\u306a\u308b\u30b1\u30fc\u30b9\u304c\u3042\u308b\u305f\u3081\u3001\u3053\u3053\u3067\u306f\u300c\u591a\u304f\u306e\u5834\u5408\u300d\u3068\u8a18\u8f09\u3057\u3066\u3044\u307e\u3059\u3002\uff09<\/p>\n<p style=\"padding-left: 40px;\">\u305f\u3060\u3057\u3001HTTP\u306f\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\u306a\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3042\u308b\u305f\u3081\u3001\u6163\u7fd2\u7684\u306bCookie\u7b49\u306e\u30a2\u30af\u30bb\u30b9\u8b58\u5225\u5b50\u3092\u4f7f\u3063\u305f\u4e00\u9023\u306e\u901a\u4fe1\u3092\u30bb\u30c3\u30b7\u30e7\u30f3\u3068\u547c\u3073\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u307e\u305f\u3001 \u300c \u30bb\u30c3\u30b7\u30e7\u30f3 \u300d \u3068\u3044\u3046\u8a00\u8449\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u5668\u3067\u3042\u308bUTM\u306b\u304a\u3044\u3066\u306f\u3001\u7570\u306a\u308b\u5b9a\u7fa9\u304c\u3055\u308c\u3066\u3044\u307e\u3059<br \/>\nUTM\u306f\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u4f9d\u5b58\u305b\u305a\u3001\u4e00\u9023\u306e\u901a\u4fe1\u3092\u30bb\u30c3\u30b7\u30e7\u30f3\u3068\u3057\u3066\u7ba1\u7406\u3057\u307e\u3059\u3002<br \/>\n\u30bb\u30c3\u30b7\u30e7\u30f3\u3068\u3044\u3046\u8a00\u8449\u4e00\u3064\u3082\u30b1\u30fc\u30b9\u30d0\u30a4\u30b1\u30fc\u30b9\u3067\u6307\u3057\u793a\u3059\u3082\u306e\u304c\u7570\u306a\u308a\u307e\u3059\u306e\u3067\u3001\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u306a\u304a\u3001\u79c1\u306f\u304a\u5ba2\u69d8\u3068\u4f1a\u8a71\u3092\u3059\u308b\u3068\u304d\u306b\u306f\u3001\u300cCookie\u3092\u7528\u3044\u305fHTTP\u30bb\u30c3\u30b7\u30e7\u30f3\u300d\u3042\u308b\u3044\u306f\u300c1\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u306b\u304a\u3051\u308bHTTP\u901a\u4fe1\u300d\u306a\u3069\u3068\u8a18\u8ff0\u3084\u547c\u79f0\u3092\u533a\u5225\u3057\u3066\u6df7\u540c\u3092\u9632\u3050\u3088\u3046\u306b\u5fc3\u304c\u3051\u3066\u3044\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\"><strong>\u88dc\u8db3\u60c5\u5831\uff1a<\/strong><\/p>\n<p style=\"padding-left: 40px;\">\u203b1 <a href=\"https:\/\/www.php.net\/manual\/ja\/session.examples.basic.php\">\uff50\uff48\uff50\u30de\u30cb\u30e5\u30a2\u30eb [ PHP\u30de\u30cb\u30e5\u30a2\u30eb &gt; \u95a2\u6570\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9 &gt; \u30bb\u30c3\u30b7\u30e7\u30f3\u95a2\u9023 &gt; Sessions &gt; \u4f8b ]<\/a> \u3092\u53c2\u8003\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%883%EF%BC%89%E3%80%81%EF%BC%884%EF%BC%89\"><\/span>\uff083\uff09\u3001\uff084\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u7533\u3057\u8a33\u3042\u308a\u307e\u305b\u3093\u3001\u3053\u3061\u3089\u306b\u3064\u3044\u3066\u306f\u7684\u78ba\u306a\u89e3\u8aac\u304c\u96e3\u3057\u3044\u305f\u3081\u3001\u5272\u611b\u3044\u305f\u3057\u307e\u3059\u3002\u529b\u4e0d\u8db3\u3067\u7533\u3057\u8a33\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A8%AD%E5%95%8F3\"><\/span>\u8a2d\u554f3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u89e3\u8aac\uff1a\u201c\u60c5\u5831\u756a\u53f7 = ? AND \u30d7\u30ed\u30b8\u30a7\u30af\u30c8ID = ?\u201d\u304c\u6b63\u7b54\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u8106\u5f31\u6027\u3092\u6301\u3064\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u306e\u3067\u3001\u78ba\u8a8d\u3057\u3066\u307f\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\n\u30ed\u30b0\u30a4\u30f3\u5f8c\u3001\/menu\u304b\u3089\u300c\u60c5\u5831\u306e\u6295\u7a3f\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<br \/>\n<a href=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2022\/11\/38f25e356f7577db4f6dde09a62c9e7d.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-12343\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2022\/11\/38f25e356f7577db4f6dde09a62c9e7d.png\" alt=\"\" width=\"569\" height=\"146\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2022\/11\/38f25e356f7577db4f6dde09a62c9e7d.png 569w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2022\/11\/38f25e356f7577db4f6dde09a62c9e7d-300x77.png 300w\" sizes=\"auto, (max-width: 569px) 100vw, 569px\" \/><\/a><\/p>\n<p>\u60c5\u5831\u9078\u629e\u6a5f\u80fd\u3092\u300c\u65b9\u6cd51\u300d\u304b\u3089\u300c\u65b9\u6cd52\u300d\u306b\u5909\u66f4\u3057\u305f\u3053\u3068\u3067\u3001\u9069\u5207\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u60c5\u5831\u306e\u307f\u304c\u30d7\u30eb\u30c0\u30a6\u30f3\u306b\u8868\u793a\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2022\/11\/29d3bc99193cb0b837fb8cc53f050ae5.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-12344\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2022\/11\/29d3bc99193cb0b837fb8cc53f050ae5.png\" alt=\"\" width=\"569\" height=\"164\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2022\/11\/29d3bc99193cb0b837fb8cc53f050ae5.png 569w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2022\/11\/29d3bc99193cb0b837fb8cc53f050ae5-300x86.png 300w\" sizes=\"auto, (max-width: 569px) 100vw, 569px\" \/><\/a><\/p>\n<p>\u305f\u3060\u3001\u4fee\u6b63\u3092\u884c\u3063\u305f\u7b87\u6240\u306f\u60c5\u5831\u9078\u629e\u6a5f\u80fd\u306e\u753b\u9762\u300c\/select\u300d\u306e\u307f\u3067\u3059\u306e\u3067\u3001\u60c5\u5831\u8868\u793a\u6a5f\u80fd\u306e\u753b\u9762\u300c\/show?no=\u2026\u300d\u306b\u3064\u3044\u3066\u306f\u4fee\u6b63\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002<br \/>\n\u4fee\u6b63\u304c\u884c\u308f\u308c\u306a\u3044\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u81ea\u5206\u304c\u53c2\u52a0\u3057\u3066\u3044\u306a\u3044\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u5916\u306e\u300c\u60c5\u5831\u300d\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2022\/11\/5e5b695dde0190e39c9ae6946459c6cd.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-12345\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2022\/11\/5e5b695dde0190e39c9ae6946459c6cd.png\" alt=\"\" width=\"569\" height=\"164\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2022\/11\/5e5b695dde0190e39c9ae6946459c6cd.png 569w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2022\/11\/5e5b695dde0190e39c9ae6946459c6cd-300x86.png 300w\" sizes=\"auto, (max-width: 569px) 100vw, 569px\" \/><\/a><\/p>\n<p>\u300c\u60c5\u5831\u300d\u306e\u4e3b\u30ad\u30fc\u3067\u3042\u308b\u3001\u300c\u60c5\u5831\u756a\u53f7\u300d\u306f\u30e6\u30cb\u30fc\u30af\u306a\u5024\u3067\u3059\u306e\u3067\u3001SQL\u4e0a\u306f\u60c5\u5831\u756a\u53f7\u306e\u307f\u304c\u3042\u308c\u3070\u53d6\u5f97\u53ef\u80fd\u3067\u3059\u3002<br \/>\n\u3057\u304b\u3057\u3001\u56f33\u306e7\u884c\u76ee\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306b\u300c\u5229\u7528\u8005\u306e\u53c2\u52a0\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8ID\u3092\u5229\u7528\u8005\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u53d6\u5f97\u3057\u3001\u4ee3\u5165\u3059\u308b\u51e6\u7406\u300d\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u5229\u7528\u8005\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8ID\u3068\u60c5\u5831\u756a\u53f7\u3067\u8ad6\u7406\u7a4d\u3092\u6c42\u3081\u306a\u3051\u308c\u3070\u3001\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306e\u4e0d\u5099\u306b\u3064\u306a\u304c\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%8D%88%E5%BE%8C%E2%85%A0_%E5%95%8F2\"><\/span>\u5348\u5f8c\u2160 \u554f2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A8%AD%E5%95%8F%EF%BC%91\"><\/span>\u8a2d\u554f\uff11<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%91%EF%BC%89-3\"><\/span>\uff08\uff11\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a\u201da\uff1a\u30a2\uff08A\uff09\u201d\u3001\u201db\uff1a\u30a8\uff08TTL\uff09\u201d\u304c\u6b63\u7b54\u3067\u3059\u3002<\/p>\n<p>[ a ] \uff1a FQDN\u304b\u3089IP\u30a2\u30c9\u30ec\u30b9\u3092\u53d6\u5f97\u3059\u308b\u3068\u304d\u306b\u5229\u7528\u3055\u308c\u308bRR(\u30ea\u30bd\u30fc\u30b9\u30ec\u30b3\u30fc\u30c9)\u3092\u9078\u3079\u3068\u3044\u3046\u554f\u984c\u3067\u3059\u3002<\/p>\n<p>\u3053\u308c\u306fA\uff08\u30a2\u30c9\u30ec\u30b9\uff09\u30ec\u30b3\u30fc\u30c9\u3067\u3059\u306d\u3002\u6697\u8a18\u554f\u984c\u3067\u3059\u3002<br \/>\nA\u3001CNAME\u3001MX\u3001NS\u3001PTR\u3001SOA\u306b\u3064\u3044\u3066\u306f\u5229\u7528\u7528\u9014\u3092\u899a\u3048\u3066\u304a\u304d\u305f\u3044\u3067\u3059\u3002\u203b1<\/p>\n<p>[ b ] \uff1a DNS\u306e\u540d\u524d\u89e3\u6c7a\u304c\u95a2\u308f\u308b\u51e6\u7406\u306b\u304a\u3044\u3066\u5fc5\u305a\u91cd\u8981\u306b\u306a\u308b\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u6642\u9593\u3092\u8868\u3059\u3082\u306e\u3092\u9078\u3079\u3068\u3044\u3046\u554f\u984c\u3067\u3057\u305f\u3002<\/p>\n<p>\u7b54\u3048\u306f\u3001TTL(Time To Live)\u3067\u3059\u3002<\/p>\n<p>DNS\u306f\u73fe\u4ee3\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3092\u652f\u3048\u308b\u6280\u8853\u3067\u3042\u308b\u305f\u3081\u3001\u601d\u308f\u306c\u3068\u3053\u308d\u3067\u77e5\u8b58\u304c\u6c42\u3081\u3089\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\nDNS\u306b\u82e6\u624b\u610f\u8b58\u306e\u3042\u308b\u65b9\u306f\u3001\u4e00\u5ea6\u5b66\u3073\u306a\u304a\u3057\u3066\u307f\u308b\u3068\u3088\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px; background-color: orange;\"><strong>SecuAvail Knowledge (\u30bb\u30ad\u30e5\u30a2\u30f4\u30a7\u30a4\u30eb\u30ca\u30ec\u30c3\u30b8)\uff1a<\/strong><\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol style=\"list-style-type: lower-greek;\">\n<li>UTM\u306eFQDN\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068TTL<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<p style=\"padding-left: 40px;\">UTM\u3067\u306f [ FQDN\u30aa\u30d6\u30b8\u30a7\u30af\u30c8 ] \u3092\u751f\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\">UTM\u306e\u901a\u4fe1\u30dd\u30ea\u30b7\u30fc\u306e\u5b9b\u5148\u306bFQDN\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8a2d\u5b9a\u3057\u305f\u5834\u5408\u306b\u306f\u3001\u305d\u306eFQDN\u304c\u540d\u524d\u89e3\u6c7a\u3055\u308c\u305f\u7d50\u679c\u306eIP\u30a2\u30c9\u30ec\u30b9\u3078\u306e\u901a\u4fe1\u304c\u884c\u3048\u308b\u3088\u3046\u306b\u306a\u308b\u8a2d\u5b9a\u3067\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u3042\u308b\u30b5\u30fc\u30d3\u30b9\u304c\u7279\u5b9a\u306eFQDN\u3092\u4f7f\u7528\u3059\u308b\u3068\u3057\u307e\u3059\u3002<br \/>\n\u30b5\u30fc\u30d3\u30b9\u3078\u306e\u901a\u4fe1\u3092\u8a31\u53ef\u3059\u308b\u969b\u306b\u3001\u305d\u306e\u30b5\u30fc\u30d3\u30b9\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u308bIP\u30a2\u30c9\u30ec\u30b9\u3092\u5168\u3066\u767b\u9332\u3059\u308b\u3068\u3001\u624b\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u30b5\u30fc\u30d3\u30b9\u3067\u4f7f\u7528\u3055\u308c\u308bIP\u30a2\u30c9\u30ec\u30b9\u304c\u5909\u66f4\u3055\u308c\u305f\u5834\u5408\u306b\u3082\u624b\u52d5\u3067\u8a2d\u5b9a\u5909\u66f4\u3057\u306a\u3044\u3068\u3044\u3051\u307e\u305b\u3093\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u3057\u304b\u3057FQDN\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u7528\u3059\u308c\u3070\u3001\u30b5\u30fc\u30d3\u30b9\u3067\u4f7f\u7528\u3055\u308c\u308bFQDN\u3055\u3048\u5909\u66f4\u3055\u308c\u306a\u3051\u308c\u3070\u52dd\u624b\u306b\u540d\u524d\u89e3\u6c7a\u3055\u308c\u308bIP\u30a2\u30c9\u30ec\u30b9\u3082\u66f4\u65b0\u3055\u308c\u308b\u305f\u3081\u3001\u7ba1\u7406\u306e\u624b\u9593\u304c\u304b\u306a\u308a\u7701\u304b\u308c\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u3053\u306eFQDN\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u5b9f\u969b\u306b\u3069\u306e\u3088\u3046\u306a\u6319\u52d5\u3092\u3057\u3066\u3044\u308b\u306e\u304b\u3068\u3044\u3046\u3068\u3001UTM\u304cFQDN\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306eFQDN\u3092\u540d\u524d\u89e3\u6c7a\u3057\u3001\u305d\u306e\u7d50\u679c\u5f97\u3089\u308c\u305fIP\u30a2\u30c9\u30ec\u30b9\u3092\u30dd\u30ea\u30b7\u30fc\u306b\u9069\u7528\u3057\u3066\u3044\u308b\u3088\u3046\u306a\u30a4\u30e1\u30fc\u30b8\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n\u3053\u3053\u3067TTL\u3092\u7406\u89e3\u3057\u3066\u304a\u304f\u3053\u3068\u304c\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u79c1\u304c\u906d\u9047\u3057\u305f\u306e\u306f\u3001\u4ee5\u4e0b\u306e\u30b1\u30fc\u30b9\u3067\u3059\u3002<br \/>\n[\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u5668\u306bFQDN\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b\u30b1\u30fc\u30b9]<\/p>\n<p style=\"padding-left: 40px;\">\u7279\u5b9a\u306eFQDN\u306e\u307f\u306b\u901a\u4fe1\u304c\u884c\u308f\u308c\u308b\u3088\u3046\u306b\u30dd\u30ea\u30b7\u30fc\u3092\u8a2d\u5b9a\u3057\u3066\u3044\u305f\u3082\u306e\u306e\u3001\u3042\u308b\u65e5\u7a81\u7136\u305d\u306eFQDN\u3078\u306e\u901a\u4fe1\u304c\u884c\u3048\u306a\u304f\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u304a\u5ba2\u69d8\u306b\u3066\u3001\u305d\u306eFQDN\u306eA\u30ec\u30b3\u30fc\u30c9\u3092\u66f4\u65b0\u3055\u308c\u305f\u306e\u3067\u3059\u304cTTL\u304c\u9577\u304f\u8a2d\u5b9a\u3055\u308c\u3066\u304a\u308a\u3001\u66f4\u65b0\u4ee5\u524d\u306eA\u30ec\u30b3\u30fc\u30c9\u306b\u3088\u3063\u3066\u540d\u524d\u89e3\u6c7a\u3055\u308c\u305fIP\u30a2\u30c9\u30ec\u30b9\u3092UTM\u304c\u305d\u306e\u307e\u307e\u30dd\u30ea\u30b7\u30fc\u306b\u9069\u7528\u3057\u307e\u3057\u305f\u3002\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3067\u4fdd\u6301\u3057\u3066\u3044\u308b\u540d\u524d\u89e3\u6c7a\u7d50\u679c\u3068UTM\u304c\u4fdd\u6301\u3059\u308b\u540d\u524d\u89e3\u6c7a\u7d50\u679c\u304c\u4e00\u81f4\u3057\u306a\u304f\u306a\u3063\u305f\u3053\u3068\u3067\u3001\u901a\u4fe1\u304c\u3067\u304d\u306a\u304f\u306a\u3063\u305f\u3068\u306e\u3053\u3068\u3067\u3057\u305f\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u4e0a\u8a18\u306e\u3088\u3046\u306a\u4e8b\u8c61\u304c\u767a\u751f\u3057\u3046\u308b\u305f\u3081\u3001\u304d\u3063\u3061\u308a\u3068\u8a2d\u8a08\u306f\u884c\u3044\u307e\u3057\u3087\u3046\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u307e\u305f\u3001UTM\u6a5f\u5668\u3067\u306fA\u30ec\u30b3\u30fc\u30c9\u306b\u8a2d\u5b9a\u3055\u308c\u305fTTL\u3092\u7121\u8996\u3057\u3066\u72ec\u81ea\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u6642\u9593\u3092\u5b9a\u7fa9\u3067\u304d\u308b\u3082\u306e\uff08FortiGate\uff09\u306e\u307b\u304b\u3001\u72ec\u81ea\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3068\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u66f4\u65b0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b(PaloAlto)\u3082\u306e\u306a\u3069\u3001\u4ed5\u69d8\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u3044\u3056\u3068\u3044\u3046\u6642\u306b\u56f0\u3089\u306a\u3044\u3088\u3046\u306b\u4ed5\u69d8\u3092\u628a\u63e1\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<ol style=\"list-style-type: lower-greek;\">\n<li style=\"list-style-type: none;\">\n<ol style=\"list-style-type: lower-greek;\" start=\"2\">\n<li>\u540d\u524d\u89e3\u6c7a\u7d50\u679c\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u3069\u306e\u3088\u3046\u306b\u6271\u3046\u306e\u304b<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<p style=\"padding-left: 40px;\">FQDN\u3092\u7528\u3044\u308b\u8a2d\u5b9a\u3092\u884c\u3046\u5834\u5408\u306b\u306f\u300c\u540d\u524d\u89e3\u6c7a\u3057\u305f\u3068\u304d\u306b\u3001\u521d\u3081\u306b\u7d50\u679c\u304c\u8fd4\u3063\u3066\u304d\u305fIP\u30a2\u30c9\u30ec\u30b9\u306e\u307f\u3092\u4f7f\u3046\u300d\u300c\u540d\u524d\u89e3\u6c7a\u7d50\u679c\u306eIP\u30a2\u30c9\u30ec\u30b9\u5168\u3066\u3092\u4f7f\u3046\u300d\u306e\u3069\u3061\u3089\u306a\u306e\u304b\u3092\u78ba\u8a8d\u3057\u3066\u304a\u304f\u3068\u3088\u3044\u3067\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u5fc5\u305a\u3057\u3082\u3001\u540d\u524d\u89e3\u6c7a\u7d50\u679c\u5168\u3066\u306eIP\u30a2\u30c9\u30ec\u30b9\u304c\u5229\u7528\u3055\u308c\u308b\u4ed5\u69d8\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\n\u52d5\u4f5c\u306e\u8a73\u7d30\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u306a\u3044\u88fd\u54c1\u306e\u5834\u5408\u306b\u306f\u3001\u4e0a\u8a18\u306e\u3069\u3061\u3089\u3067\u3042\u308b\u306e\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3079\u304d\u3068\u8003\u3048\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\"><strong>\u53c2\u8003\u60c5\u5831\uff1a<\/strong><\/p>\n<p style=\"padding-left: 40px;\">\u203b1 <a href=\"https:\/\/jprs.jp\/glossary\/index.php?ID=0165\">JPRS\u7528\u8a9e\u8f9e\u5178 [ \u30ea\u30bd\u30fc\u30b9\u30ec\u30b3\u30fc\u30c9\uff08RR\uff09 ]<\/a>\u3092\u53c2\u7167\u3059\u308b\u3068\u3088\u3044\u3067\u3059\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%92%EF%BC%89-3\"><\/span>\uff08\uff12\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a\u201d\u5916\u90e8\u304b\u3089LAN\u5074\u3078\u306e\u901a\u4fe1\u306e\u8a31\u53ef\u8a2d\u5b9a\u304c\u5909\u66f4\u3055\u308c\u308b\u3002\u201d \u304c\u6b63\u7b54\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<br \/>\n\u201cLAN\u5074\u306e\u6a5f\u5668\u304b\u3089\u53d7\u3051\u4ed8\u3051\u305f\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u5185\u5bb9\u3067\u3001\u30dd\u30fc\u30c8\u30d5\u30a9\u30ef\u30fc\u30c7\u30a3\u30f3\u30b0\u306e\u8a2d\u5b9a\u3068\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u6a5f\u80fd\u306e\u8a2d\u5b9a\u3092\u884c\u3046\uff08LAN\u5074\u3067\u6a5f\u80fd\u3092\u6709\u52b9\u306b\u3057\u3066\u3044\u308b\u5834\u5408\u306e\u52d5\u4f5c\uff09\u201d\u3067\u3042\u308b\u305f\u3081\u3001\u3053\u308c\u304cWAN\u5074\u3067\u6709\u52b9\u306b\u3067\u304d\u308b\u4ed5\u69d8\u306e\u5834\u5408\u306b\u306f\u3001\u5916\u90e8\u304b\u3089\u4e0a\u8a18\u306e\u8a2d\u5b9a\u5909\u66f4\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%93%EF%BC%89-2\"><\/span>\uff08\uff13\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a\u201dPC\u304b\u3089\u306e\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u3067\u306f\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\u9818\u57df\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u6697\u53f7\u5316\u3055\u308c\u305f\u304b\u3089\u201d\u304c\u6b63\u7b54\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u8abf\u67fb\u7d50\u679c\u3092\u78ba\u8a8d\u3059\u308c\u3070\u3001\u30d2\u30f3\u30c8\u304c\u3042\u308a\u307e\u3057\u305f\u306e\u3067\u6bd4\u8f03\u7684\u7c21\u5358\u3060\u3063\u305f\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A8%AD%E5%95%8F2-2\"><\/span>\u8a2d\u554f2<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%91%EF%BC%89-4\"><\/span>\uff08\uff11\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a\u201dc\uff1a\u30d1\u30b9\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u201d\u304c\u6b63\u7b54\u3067\u3059\u3002<\/p>\n<p>IPA\u304c\u516c\u958b\u3057\u3066\u3044\u308b [ \u5b89\u5168\u306a\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u4f5c\u308a\u65b9 ] \u306b<a href=\"https:\/\/www.ipa.go.jp\/security\/vuln\/websecurity-HTML-1_3.html\"> [ 1.3 \u30d1\u30b9\u540d\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u672a\u30c1\u30a7\u30c3\u30af\uff0f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30fb\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb ]<\/a> \u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u3053\u3061\u3089\u3067\u653b\u6483\u5185\u5bb9\u306b\u3064\u3044\u3066\u306f\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u306a\u304a\u3001\u6b63\u7b54\u3067\u306f\u30d1\u30b9\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u3068\u3042\u308a\u307e\u3057\u305f\u304c\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u3067\u3082\u6b63\u5f53\u306b\u306a\u308b\u3068\u601d\u308f\u308c\u307e\u3059\u3002<br \/>\nOWASP\u306e<a href=\"https:\/\/owasp.org\/www-community\/attacks\/Path_Traversal\">Path Traversal<\/a>\u306e\u30da\u30fc\u30b8\u306b\u3001<strong>\u201d<em>A path traversal attack (also known as directory traversal)<\/em><\/strong> <strong>\u201d<\/strong>\u3068\u8a18\u8f09\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u203b1<br \/>\n\u307e\u305f\u3001dot-dot-slash\/directory climbing\/backtracking\u306a\u3069\u3068\u3044\u3063\u305f\u540d\u79f0\u3082\u3042\u308b\u305d\u3046\u3067\u3059\u3002\u305d\u308c\u3089\u306b\u985e\u3059\u308b\u3082\u306e\u3067\u3082\u554f\u984c\u306f\u7121\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px; background-color: orange;\"><strong>SecuAvail Knowledge (\u30bb\u30ad\u30e5\u30a2\u30f4\u30a7\u30a4\u30eb\u30ca\u30ec\u30c3\u30b8)\uff1a<\/strong><\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol style=\"list-style-type: lower-greek;\">\n<li>UTM\uff08FortiGate,PaloAlto\uff09\u3068WAF\uff08BIG-IP\uff09\u306b\u304a\u3051\u308b\u30d1\u30b9\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u3068\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u306e\u30b7\u30b0\u30cd\u30c1\u30e3\u306b\u3064\u3044\u3066<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<p style=\"padding-left: 40px;\">FortiGate\u3001PaloAlto\u3001BIG-IP(AWAF)\u306b\u304a\u3044\u3066\u306f\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u304c\u4e00\u822c\u7684\u3068\u601d\u308f\u308c\u307e\u3059\u3002FortiGate\u3068PaloAlto\u306eIPS\u60c5\u5831\u306eDB\u306b\u304a\u3044\u3066\u3001\u30d1\u30b9\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u3068\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u306b\u3066IPS\u306e\u30b7\u30b0\u30cd\u30c1\u30e3\u6570\u3092\u691c\u7d22\u3057\u305f\u3068\u3053\u308d\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u306e\u307b\u3046\u304c\u500d\u4ee5\u4e0a\u30d2\u30c3\u30c8\u3057\u307e\u3057\u305f\u3002<\/p>\n<p style=\"padding-left: 40px;\">\u300c\u30d1\u30b9\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u306e\u8106\u5f31\u6027\u300d\u3068\u3057\u3066\u5831\u544a\u3055\u308c\u305f\u8106\u5f31\u6027\u306f\u3001\u30b7\u30b0\u30cd\u30c1\u30e3\u540d\u79f0\u3067\u3082\u30d1\u30b9\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u3068\u3057\u3066\u30b7\u30b0\u30cd\u30c1\u30e3\u751f\u6210\u304c\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u3067\u3059\u306e\u3067\u3001\u305d\u3082\u305d\u3082\u8106\u5f31\u6027\u306e\u5831\u544a\u3082\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u3068\u3057\u3066\u5831\u544a\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u3068\u601d\u308f\u308c\u307e\u3059\u3002<br \/>\n\u307e\u305fBIG-IP(AWAF)\u3082\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u3068\u3044\u3046\u540d\u79f0\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\"><strong>\u53c2\u8003\u60c5\u5831\uff1a<\/strong><\/p>\n<p style=\"padding-left: 40px;\">\u203b1<a href=\"https:\/\/owasp.org\/www-community\/attacks\/Path_Traversal\"> Path Traversal<\/a><\/p>\n<p>&nbsp;<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%92%EF%BC%89-4\"><\/span>\uff08\uff12\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a\u201dOS\u30b3\u30de\u30f3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u201d\u304c\u6b63\u7b54\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u201c\u4efb\u610f\u306eOS\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3067\u304d\u3066\u3057\u307e\u3046\u201d\u306e\u90e8\u5206\u3067OS\u30b3\u30de\u30f3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u304c\u982d\u306b\u601d\u3044\u6d6e\u304b\u3076\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\n\u305d\u306e\u5f8c\u306e\u6587\u7ae0\u3067\u3082\u4ed6\u306e\u8106\u5f31\u6027\u3092\u7591\u308f\u305b\u308b\u6587\u9762\u306f\u306a\u3044\u305f\u3081\u3001OS\u30b3\u30de\u30f3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u3068\u56de\u7b54\u3067\u304d\u307e\u3059\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%93%EF%BC%89-3\"><\/span>\uff08\uff13\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a\u201dURL\u30c7\u30b3\u30fc\u30c9 =&gt; \u30d1\u30b9\u540d\u306e\u6b63\u898f\u5316 =&gt; \u9664\u5916\u30ea\u30b9\u30c8\u3068\u306e\u6bd4\u8f03\u201d\u304c\u6b63\u7b54\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u5b9f\u969b\u306e\u4f8b\u3092\u51fa\u3057\u305f\u65b9\u304c\u5206\u304b\u308a\u6613\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\n\u4f8b [\/images\/..%2fping.cgi] \u306b\u304a\u3044\u3066<\/p>\n<p>\u30fb\u201d\u2460URL\u30c7\u30b3\u30fc\u30c9 =&gt; \u2461\u30d1\u30b9\u540d\u306e\u6b63\u898f\u5316 =&gt; \u2462\u9664\u5916\u30ea\u30b9\u30c8\u3068\u306e\u6bd4\u8f03\u201d\u306e\u5834\u5408<br \/>\n\u2460\/images\/..\/ping.cgi<br \/>\n\u2461\/images\/ping.cgi<br \/>\n\u2462\/images\u306b\u5408\u81f4\u3059\u308b<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A8%AD%E5%95%8F3-2\"><\/span>\u8a2d\u554f3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%91%EF%BC%89-5\"><\/span>\uff08\uff11\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a\u201dPOST\u30e1\u30bd\u30c3\u30c9\u3067\u9001\u4fe1\u3057\u305f\u30dc\u30c7\u30a3\u304c\u30a2\u30af\u30bb\u30b9\u30ed\u30b0\u306b\u6b8b\u3063\u3066\u3044\u306a\u304b\u3063\u305f\u304b\u3089\u201d\u304c\u6b63\u7b54\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u554f\u984c\u6587\u4e2d\u306b\u4ee5\u4e0b\u306e\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n<em>\u300c\u88683\u304b\u3089\u306f\u3001GET\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u5b9f\u884c\u3055\u308c\u305fOS\u30b3\u30de\u30f3\u30c9\u306e\u5185\u5bb9\u306f\u308f\u304b\u3063\u305f\u304c\u3001POST\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u5b9f\u884c\u3055\u308c\u305fOS\u30b3\u30de\u30f3\u30c9\u306e\u5185\u5bb9\u306f\u5206\u304b\u3089\u306a\u304b\u3063\u305f\u3002\u300d<\/em><\/p>\n<p>GET\u30e1\u30bd\u30c3\u30c9\u306b\u304a\u3044\u3066\u30b5\u30fc\u30d0\u306b\u60c5\u5831\u3092\u9001\u308b\u65b9\u6cd5\u3068\u3044\u3048\u3070\u3001\u300c\u30af\u30a8\u30ea(\u30af\u30a8\u30ea\u30d1\u30e9\u30e1\u30fc\u30bf\/\u30af\u30a8\u30ea\u30b9\u30c8\u30ea\u30f3\u30b0)\u300d\u3067\u3059\u3002\u203b1<br \/>\n\u30af\u30a8\u30ea\u306fURI\u306e\u4e00\u90e8\u3067\u3042\u308a\u307e\u3059\u306e\u3067\u3001GET\u3001POST\u3044\u305a\u308c\u3067\u3082\u5229\u7528\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p>[POST\u30e1\u30bd\u30c3\u30c9\u3067\u5b9f\u73fe\u53ef\u80fd\u306a\u30b5\u30fc\u30d0\u306b\u60c5\u5831\u3092\u9001\u308b\u65b9\u6cd5] \u2013 [GET\u30e1\u30bd\u30c3\u30c9\u3067\u5b9f\u73fe\u53ef\u80fd\u306a\u30b5\u30fc\u30d0\u306b\u60c5\u5831\u3092\u9001\u308b\u65b9\u6cd5] = [HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u30dc\u30c7\u30a3\u3092\u4f7f\u7528\u3057\u3066\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u308b] \u304c\u4e00\u822c\u7684\u306a\u8a8d\u8b58\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u3001POST\u30e1\u30bd\u30c3\u30c9\u7279\u6709\u306eHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u30dc\u30c7\u30a3\u304c\u3069\u306e\u3088\u3046\u306b\u6271\u308f\u308c\u3066\u3044\u308b\u306e\u304b\u3092\u6c17\u306b\u3059\u308c\u3070\u56de\u7b54\u3067\u304d\u305f\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\n\uff08GET\u30e1\u30bd\u30c3\u30c9\u306b\u304a\u3044\u3066HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u30dc\u30c7\u30a3\u3092\u7528\u3044\u3066\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u65e8\u306e\u8a18\u8f09\u306f\u307f\u3064\u3051\u3089\u308c\u307e\u305b\u3093\u3067\u3057\u305f\u3002<br \/>\n\u203b\u8a73\u3057\u304f\u306f [ SecuAvail Knowledge ] \u3092\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002\uff09<\/p>\n<p>Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3044\u3066\u3001HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u30dc\u30c7\u30a3\u306e\u30ed\u30b0\u3092\u53d6\u5f97\u3059\u308b\u3068\u3044\u3046\u306e\u306f\u73fe\u5b9f\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u6280\u8853\u7684\u306b\u306f\u53ef\u80fd\u3067\u3059\u304c\u3001\u30ed\u30b0\u5bb9\u91cf\u304c\u304b\u306a\u308a\u304b\u3055\u3080\u305f\u3081\u3067\u3059\u3002<br \/>\n\u305d\u306e\u3088\u3046\u306a\u4e8b\u60c5\u3082\u3042\u308a\u3001\u5c11\u306a\u304f\u3068\u3082Apache\u3067\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u30dc\u30c7\u30a3\u3092\u53d6\u5f97\u3057\u306a\u3044\u8a2d\u5b9a\u3067\u306f\u306a\u3044\u304b\u3068\u5b58\u3058\u307e\u3059\u3002<\/p>\n<p>\u30ed\u30b0\u3092\u53d6\u5f97\u3059\u308b\u3068\u3057\u3066\u3082\u3001Web\u30b5\u30fc\u30d0\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b5\u30fc\u30d0\u3067\u306f\u53d6\u5f97\u305b\u305a\u306b\u3001\u30ed\u30b0\u9001\u51fa\u7528\u306e\u30ea\u30d0\u30fc\u30b9\u30d7\u30ed\u30ad\u30b7\u3092\u7528\u610f\u3059\u308b\u307b\u304b\u3001\u30b9\u30a4\u30c3\u30c1\u3067\u30df\u30e9\u30fc\u30dd\u30fc\u30c8\u3092\u7528\u610f\u3059\u308b\u306a\u3069\u3068\u3044\u3063\u305f\u5bfe\u5fdc\u306b\u306a\u308b\u304b\u306a\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u305d\u3046\u3044\u3063\u305f\u3053\u3068\u304c\u96e3\u3057\u3044\u5834\u5408\u306b\u306f\u3001\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306b\u95a2\u3059\u308b\u30ed\u30b0\u3092\u53d6\u5f97\u3059\u308b\u3088\u3046\u306b\u3059\u308b\u307b\u304b\u3001SQL\u306e\u30ed\u30b0\u3092\u53d6\u5f97\u3059\u308b\u3068\u3044\u3063\u305f\u65b9\u6cd5\u3067\u8a3c\u8de1\u3092\u6b8b\u3059\u3053\u3068\u306a\u3069\u306f\u691c\u8a0e\u3067\u304d\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u3044\u3056\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u304c\u767a\u751f\u3057\u305f\u6642\u306b\u8a3c\u8de1\u3092\u8ffd\u3048\u306a\u304f\u306a\u308b\u3053\u3068\u304c\u306a\u3044\u3088\u3046\u306b\u3001\u30ed\u30b0\u53d6\u5f97\u306b\u3064\u3044\u3066\u306f\u4e8b\u524d\u306b\u78ba\u8a8d\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<p style=\"padding-left: 40px; background-color: orange;\"><strong>SecuAvail Knowledge (\u30bb\u30ad\u30e5\u30a2\u30f4\u30a7\u30a4\u30eb\u30ca\u30ec\u30c3\u30b8)\uff1a<\/strong><\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol style=\"list-style-type: lower-greek;\">\n<li>GET\u30e1\u30bd\u30c3\u30c9\u3067\u3082HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u30dc\u30c7\u30a3\u3092\u9001\u4fe1\u3057\u3066\u5fdc\u7b54\u3055\u308c\u308b\u306e\u304b<br \/>\nPOST\u30e1\u30bd\u30c3\u30c9\u306b\u304a\u3044\u3066\u3001HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u30dc\u30c7\u30a3\u3092\u9001\u4fe1\u3067\u304d\u308b\u4ed5\u69d8\u306b\u3064\u3044\u3066\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u7b87\u6240\u3092\u898b\u3064\u3051\u307e\u3057\u305f\u3002RFC7230 [ 4.3.3 POST ] \u306b\u300c<strong><em>\uff3b \u30bf\u30fc\u30b2\u30c3\u30c8\u30ea\u30bd\u30fc\u30b9\u304c\uff0c\u81ea\u524d\u306e\u7279\u6709\u306a\u610f\u5473\u8ad6\u306b\u5247\u3063\u3066\uff0c\u8981\u8acb\u5185\u306b\u540c\u5c01\u3055\u308c\u305f\u8868\u73fe\u3092\u51e6\u7406\u3059\u308b \uff3d\u3053\u3068\u3092\u8981\u8acb\u3059\u308b\u3002<\/em><\/strong>\u300d\u3068\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u3044\u3046\u300c\u8868\u73fe\u300d\u306f\u300c<strong><em> \uff3b \u6240\u4e0e\u306e\u30ea\u30bd\u30fc\u30b9\u306e\uff3b \u904e\u53bb\u306e\uff0f\u73fe\u5728\u306e\uff0f\u6b32\u3055\u308c\u308b \uff3d\u72b6\u614b\u3092\u53cd\u6620\u3059\u308b \uff3d\u3088\u3046\u306b\u610f\u56f3\u3055\u308c\u305f\uff0c\uff3b \u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4ecb\u3057\u3066\u901a\u4fe1\u3059\u308b\u306b\u9069\u3057\u305f\u5f62\u5f0f\u306b\u3088\u308b\u60c5\u5831 \uff3d\u3067\u3042\u308a\uff0c\uff3b \u8868\u73fe\u30e1\u30bf\u30c7\u30fc\u30bf\u304b\u3089\u306a\u308b\u96c6\u5408, \u304a\u3088\u3073 \u8868\u73fe\u30c7\u30fc\u30bf\u306e\u30b9\u30c8\u30ea\u30fc\u30e0\uff08\u9577\u3055\u7121\u5236\u9650\u306b\u3082\u306a\u308a\u5f97\u308b\uff09 \uff3d\u304b\u3089\u306a\u308b\u3002<\/em><\/strong>\u300d\u3068\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3002\u300c\u30da\u30a4\u30ed\u30fc\u30c9\u672c\u4f53\u300d\u306f\u3001[ message-body ]\u3067\u3042\u308a\u3001HTTP\u30e1\u30c3\u30bb\u30fc\u30b8\u306f [ start-line ] , [ header-field CRLF ],[ message-body ] \u306b\u5206\u3051\u3089\u308c\u307e\u3059\u3002<br \/>\n\u305d\u306e\u305f\u3081\u3001POST\u306fHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u30dc\u30c7\u30a3\u3092\u3092\u9001\u4fe1\u3059\u308b\u305f\u3081\u306e\u65b9\u6cd5\u3068\u3057\u3066\u89e3\u91c8\u304c\u3067\u304d\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<p style=\"padding-left: 40px;\">\u307e\u305f\u3001GET\u30e1\u30bd\u30c3\u30c9\u306b\u304a\u3044\u3066\u306f\u4ee5\u4e0b\u306e\u8a18\u8ff0\u304c\u3042\u308a\u307e\u3057\u305f\u3002<br \/>\n\u300c <strong><em>GET \u8981\u8acb\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u30da\u30a4\u30ed\u30fc\u30c9\u306b\u306f\u3001\u610f\u5473\u8ad6\u306f\u5b9a\u7fa9\u3055\u308c\u306a\u3044 \u2014 \u65e2\u5b58\u306e\u5b9f\u88c5\u306b\u306f\u3001\u30da\u30a4\u30ed\u30fc\u30c9\u672c\u4f53\u3092\u4f34\u3063\u3066\u9001\u4fe1\u3055\u308c\u3066\u304d\u305f GET \u8981\u8acb\u3092\u5374\u4e0b\u3059\u308b\u3082\u306e\u3082\u3042\u308b\u3002\u3000<\/em><\/strong>\u300d<\/p>\n<p style=\"padding-left: 40px;\">GET\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u30da\u30a4\u30ed\u30fc\u30c9\u672c\u4f53\uff08HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u30dc\u30c7\u30a3\uff09\u3092\u542b\u3081\u305f\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u3063\u305f\u5834\u5408\u306b\u306f\u3001\u30df\u30c9\u30eb\u30a6\u30a7\u30a2\u306e\u5b9f\u88c5\u306b\u3088\u3063\u3066\u6319\u52d5\u304c\u7570\u306a\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\">WAF\u306e\u8a2d\u5b9a\u3067\u3001GET\u30ea\u30af\u30a8\u30b9\u30c8\u306bHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u30dc\u30c7\u30a3\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u5834\u5408\u306b\u306f\u906e\u65ad\u3059\u308b\u8a2d\u5b9a\u304c\u3042\u308a\u3001\u3053\u3046\u3044\u3063\u305f\u5b9f\u88c5\u306bWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u6319\u52d5\u3092\u4f9d\u5b58\u3055\u305b\u306a\u3044\u76ee\u7684\u3068\u601d\u308f\u308c\u307e\u3059\u3002<\/p>\n<p style=\"padding-left: 40px;\"><strong>\u53c2\u8003\u60c5\u5831\uff1a<\/strong><\/p>\n<p style=\"padding-left: 40px;\">\u203b1<a href=\"https:\/\/triple-underscore.github.io\/rfc-others\/RFC3986-ja.html#section-3.4\"> RFC3986 [ 3.4. \u30af\u30a8\u30ea ]<\/a> \u306b\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%92%EF%BC%89-5\"><\/span>\uff08\uff12\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a\u201dsudo\u30b3\u30de\u30f3\u30c9\u306e\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u3067\u3001tar\u30b3\u30de\u30f3\u30c9\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u53d7\u3051\u4ed8\u3051\u306a\u3044\u3088\u3046\u306b\u8a2d\u5b9a\u3059\u308b\u3002\u201d\u304c\u6b63\u7b54\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%8D%88%E5%BE%8C%E2%85%A0_%E5%95%8F%EF%BC%93\"><\/span>\u5348\u5f8c\u2160 \u554f\uff13<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A8%AD%E5%95%8F1-2\"><\/span>\u8a2d\u554f1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%91%EF%BC%89-6\"><\/span>\uff08\uff11\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a[a:\u30a4\uff08\u30a2\u30ab\u30a6\u30f3\u30c8\u4f5c\u6210\uff09][b:\u30a2\uff08\u30b5\u30fc\u30d3\u30b9\u3078\u306e\u30ed\u30b0\u30a4\u30f3\uff09]\u304c\u6b63\u7b54\u3067\u3057\u305f\u3002<\/p>\n<p>\u3053\u306e\u554f\u984c\u306e\u672c\u610f\u306f\u3001\u4e0e\u3048\u3089\u308c\u305f\u6587\u7ae0\u304b\u3089\u982d\u3092\u4f7f\u3063\u3066\u8003\u3048\u306a\u3055\u3044\u3001\u3068\u3044\u3046\u3082\u306e\u3067\u3059\u306e\u3067\u89e3\u8aac\u306f\u5272\u611b\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001C\u8ab2\u9577\u304c\u78ba\u8a8d\u3057\u305f\u201d\u30aa\u30f3\u30e9\u30a4\u30f3\u30b5\u30fc\u30d3\u30b9\u306b\u304a\u3051\u308b\u8eab\u5143\u78ba\u8a8d\u624b\u6cd5\u306e\u6574\u7406\u306b\u95a2\u3059\u308b\u691c\u8a0e\u5831\u544a\u66f8\u201d\u306f\u4ee5\u4e0b\u306eURL\u3067\u3059\u3002\u5206\u304b\u308a\u6613\u304f\u8cc7\u6599\u304c\u4f5c\u6210\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u4e0a\u6d41\u3092\u62c5\u5f53\u3059\u308b\u65b9\u306f\u305c\u3072\u3068\u3082\u4e00\u8aad\u3044\u305f\u3060\u304d\u305f\u3044\u5185\u5bb9\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/www.meti.go.jp\/press\/2020\/04\/20200417002\/20200417002.html\">\u30aa\u30f3\u30e9\u30a4\u30f3\u30b5\u30fc\u30d3\u30b9\u306b\u304a\u3051\u308b\u8eab\u5143\u78ba\u8a8d\u624b\u6cd5\u306e\u6574\u7406\u306b\u95a2\u3059\u308b\u691c\u8a0e\u5831\u544a\u66f8\u3092\u53d6\u308a\u307e\u3068\u3081\u307e\u3057\u305f<\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A8%AD%E5%95%8F%EF%BC%92\"><\/span>\u8a2d\u554f\uff12<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%91%EF%BC%89-7\"><\/span>\uff08\uff11\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a\u201d\u6f0f\u6d29\u3057\u3066\u3044\u308b\u53e3\u5ea7\u756a\u53f7\u3068\u6697\u8a3c\u756a\u53f7\u3092\u60aa\u7528\u3059\u308b\u65b9\u6cd5\u201d\u3068\u201d\u53e3\u5ea7\u756a\u53f7\u3068\u6697\u8a3c\u756a\u53f7\u3092\u3060\u307e\u3057\u3066\u805e\u304d\u51fa\u3057\u3001\u60aa\u7528\u3059\u308b\u65b9\u6cd5\u201d\u304c\u6b63\u7b54\u3067\u3057\u305f\u3002<br \/>\n\u89e3\u8aac\u3059\u308b\u70b9\u304c\u7279\u306b\u3042\u308a\u307e\u305b\u3093\u306e\u3067\u3001\u5272\u611b\u3057\u307e\u3059\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%92%EF%BC%89-6\"><\/span>\uff08\uff12\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a\u201dc:\u5199\u771f\u201d\u304c\u6b63\u7b54\u3067\u3057\u305f\u3002<\/p>\n<p>\u201c\u72af\u7f6a\u53ce\u76ca\u79fb\u8ee2\u9632\u6b62\u6cd5\u306b\u304a\u3051\u308b\u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u5b8c\u7d50\u53ef\u80fd\u306a\u672c\u4eba\u78ba\u8a8d\u65b9\u6cd5\u306e\u6982\u8981\u201d\u306e1\u30da\u30fc\u30b8\u76ee\u306b\u3001\u6b63\u7b54\u304c\u3042\u308a\u307e\u3057\u305f\u3002<br 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href=\"https:\/\/www.fsa.go.jp\/common\/law\/guide\/kakunin-qa\/2.pdf\">\u72af\u7f6a\u53ce\u76ca\u79fb\u8ee2\u9632\u6b62\u6cd5\u306b\u304a\u3051\u308b\u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u5b8c\u7d50\u53ef\u80fd\u306a\u672c\u4eba\u78ba\u8a8d\u65b9\u6cd5\u306e\u6982\u8981<\/a><\/p>\n<h4><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%93%EF%BC%89-4\"><\/span>\uff08\uff13\uff09<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u89e3\u8aac\uff1a\u201dd\uff1a\u30a6\u201d\u3001\u201de:\u30a4\u201d\u304c\u6b63\u7b54\u3067\u3057\u305f\u3002<br 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href=\"https:\/\/www.secuavail.com\/kb\/practical-post\/riss_reiwa4_autumn_explanation\/\" target=\"_blank\" rel=\"noopener\">\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\u8a66\u9a13\u89e3\u8aac [ \u4ee4\u548c4\u5e74\u5ea6 \u79cb\u5b63\u8a66\u9a13 \u5348\u5f8c\u2160\u554f1 ]<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a8\u30f3\u30b8\u30cb\u30a2\u3092\u76ee\u6307\u3059\u5b66\u751f\u306e\u7686\u69d8\u3082\u3001\u65e2\u306b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u5f93\u4e8b\u3057\u3066\u3044\u308b\u7686\u69d8\u3082\u3001\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u65e5\u3005\u7814\u947d\u3092\u3055\u308c\u3066\u3044\u308b\u3068\u601d\u3044\u307e\u3059\u3002 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