{"id":5784,"date":"2024-06-19T00:28:50","date_gmt":"2024-06-18T15:28:50","guid":{"rendered":"https:\/\/taitan916.info\/blog\/?p=5784"},"modified":"2024-06-19T00:30:15","modified_gmt":"2024-06-18T15:30:15","slug":"post-5784","status":"publish","type":"post","link":"https:\/\/taitan916.info\/blog\/archives\/5784","title":{"rendered":"JS\u3084CSS\u3092CDN\u547c\u3073\u51fa\u3057\u3059\u308b\u969b\u306eintegrity \/ crossorigin \/ referrerpolicy\u5c5e\u6027\u306b\u3064\u3044\u3066"},"content":{"rendered":"<p>JavaScript\u3084CSS\u3092CDN\u547c\u3073\u51fa\u3057\u3059\u308b\u969b\u3001&lt;script&gt;\u3084&lt;link&gt;\u30bf\u30b0\u306bintegrity \/ crossorigin \/ referrerpolicy\u3068\u3044\u3046\u5c5e\u6027\u304c\u6307\u5b9a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u3042\u308b\u3002\u3053\u308c\u3089\u306e\u610f\u5473\u304c\u5206\u304b\u3063\u3066\u3044\u306a\u304b\u3063\u305f\u306e\u3067\u305d\u308c\u305e\u308c\u8abf\u3079\u305f\u5185\u5bb9\u3092\u30e1\u30e2\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>integrity\u5c5e\u6027<\/h2>\n<h3>\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9<\/h3>\n<p><a href=\"https:\/\/developer.mozilla.org\/ja\/docs\/Web\/Security\/Subresource_Integrity\" target=\"_blank\" rel=\"noopener\">https:\/\/developer.mozilla.org\/ja\/docs\/Web\/Security\/Subresource_Integrity<\/a><\/p>\n<h3>\u610f\u5473<\/h3>\n<p>JS\u3084CSS\u306a\u3069\u3092\u8aad\u307f\u8fbc\u3080\u969b\u306bCDN\u5074\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u304c\u6539\u3056\u3093\u3055\u308c\u3066\u3044\u306a\u3044\u304b\u30c1\u30a7\u30c3\u30af\u3092\u3059\u308b\u3068\u3044\u3046\u3082\u306e\u3002<\/p>\n<p>\u5177\u4f53\u7684\u306b\u306f\u547c\u3073\u51fa\u3057\u5074\u306e\u30d5\u30a1\u30a4\u30eb\u3092SHA-512\u7b49\u3067\u30cf\u30c3\u30b7\u30e5\u5316\u3055\u305b\u305f\u5024\u3092integrity\u5c5e\u6027\u306b\u6307\u5b9a\u3057\u3066\u304a\u304d\u3001CDN\u547c\u3073\u51fa\u3057\u6642\u306b\u5f53\u8a72\u306e\u5024\u3068\u4e00\u81f4\u3057\u3066\u3044\u308b\u304b\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3068\u3044\u3046\u6d41\u308c\u306b\u306a\u308b\u3002<\/p>\n<h3>\u305d\u306e\u4ed6<\/h3>\n<h4>integrity\u5c5e\u6027\u3092\u9069\u5f53\u306b\u66f8\u304d\u63db\u3048\u308b\u3068\u3069\u3046\u306a\u308b\u304b<\/h4>\n<p>integrity\u5c5e\u6027\u3092\u9069\u5f53\u306b\u66f8\u304d\u63db\u3048\u3066CDN\u547c\u3073\u51fa\u3057\u3059\u308b\u3068\u4ee5\u4e0b\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u30b3\u30f3\u30bd\u30fc\u30eb\u306b\u51fa\u529b\u3055\u308c\u3001\u6b63\u5e38\u306b\u547c\u3073\u51fa\u305b\u306a\u3044\u70b9\u304c\u78ba\u8a8d\u3067\u304d\u308b\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">integrity \u5c5e\u6027\u5185\u306e \u201csha512\u201d \u30cf\u30c3\u30b7\u30e5\u304c subresource \u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3068\u4e00\u81f4\u3057\u307e\u305b\u3093\u3002\u8a08\u7b97\u3055\u308c\u305f\u30cf\u30c3\u30b7\u30e5\u5024\u306f \u201cxxxxxxxxxxxxxxxxxxxxxxxxxxx\u201d \u3067\u3059\u3002<\/pre>\n<h4>\u30d5\u30a1\u30a4\u30eb\u3092\u30cf\u30c3\u30b7\u30e5\u5316\u3055\u305b\u305f\u3044\u5834\u5408<\/h4>\n<p>\u3042\u307e\u308a\u7121\u3044\u3068\u306f\u601d\u3046\u304c\u81ea\u4f5c\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u30cf\u30c3\u30b7\u30e5\u5316\u3055\u305b\u305f\u3044\u5834\u5408\u306f<a href=\"https:\/\/www.srihash.org\/\" target=\"_blank\" rel=\"noopener\">\u3053\u3061\u3089\u306e\u30b5\u30a4\u30c8<\/a>\u304c\u4fbf\u5229\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>crossorigin\u5c5e\u6027<\/h2>\n<h3>\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9<\/h3>\n<p><a href=\"https:\/\/developer.mozilla.org\/ja\/docs\/Web\/HTML\/Attributes\/crossorigin\" target=\"_blank\" rel=\"noopener\">https:\/\/developer.mozilla.org\/ja\/docs\/Web\/HTML\/Attributes\/crossorigin<\/a><\/p>\n<h3>\u610f\u5473<\/h3>\n<p>CORS(Cross Origin Resource Sharing)\u306b\u95a2\u3059\u308b\u8a2d\u5b9a\u3068\u306a\u308b\u3002CDN\u3060\u3068\u5927\u62b5\u300canonymous\u300d\u304c\u6307\u5b9a\u3055\u308c\u3066\u304a\u308a\u3001\u3053\u306e\u5834\u5408\u306f\u540c\u4e00\u30aa\u30ea\u30b8\u30f3\u3067\u306a\u3044\u9650\u308aCookie\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b5\u30a4\u30c9TLS \u8a3c\u660e\u66f8\u3001HTTP\u8a8d\u8a3c\u306b\u3088\u308b\u30e6\u30fc\u30b6\u30fc\u8cc7\u683c\u60c5\u5831\u306e\u4ea4\u63db\u306f\u884c\u308f\u308c\u306a\u3044\u3068\u306e\u3053\u3068\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>referrerpolicy\u5c5e\u6027<\/h2>\n<h3>\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9<\/h3>\n<p><a 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