{"id":209765,"date":"2025-10-23T22:23:24","date_gmt":"2025-10-23T14:23:24","guid":{"rendered":"https:\/\/www.server.hk\/blog\/209765\/"},"modified":"2025-10-23T22:23:25","modified_gmt":"2025-10-23T14:23:25","slug":"cdn-xss-2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/209765\/","title":{"rendered":"\u7528CDN\u9632\u5fa1XSS\u653b\u51fb\uff1a\u63d0\u5347\u7f51\u7ad9\u5b89\u5168\u7684\u9ad8\u6548\u5b9e\u6218\u7b56\u7565"},"content":{"rendered":"<p>\u5728\u5f53\u524dWeb\u751f\u6001\u4e2d\uff0c\u8de8\u7ad9\u811a\u672c\u653b\u51fb\uff08XSS\uff09\u4ecd\u7136\u662f\u5bf9\u7ad9\u957f\u3001\u4f01\u4e1a\u548c\u5f00\u53d1\u8005\u6784\u6210\u91cd\u5927\u5a01\u80c1\u7684\u4e00\u7c7b\u6f0f\u6d1e\u3002\u4f20\u7edf\u7684\u5e94\u7528\u5c42\u4fee\u8865\u548c\u4ee3\u7801\u5ba1\u8ba1\u56fa\u7136\u91cd\u8981\uff0c\u4f46\u968f\u7740\u4e1a\u52a1\u5168\u7403\u5316\u3001\u5185\u5bb9\u5206\u53d1\u548c\u8fb9\u7f18\u8ba1\u7b97\u7684\u666e\u53ca\uff0c\u501f\u52a9\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff08CDN\uff09\u5728\u8fb9\u7f18\u5c42\u9762\u9632\u5fa1XSS\uff0c\u5df2\u6210\u4e3a\u4e00\u79cd\u9ad8\u6548\u4e14\u5b9e\u7528\u7684\u5b89\u5168\u7b56\u7565\u3002\u672c\u6587\u5c06\u4ece\u539f\u7406\u3001\u5e94\u7528\u573a\u666f\u3001\u6280\u672f\u7ec6\u8282\u4e0e\u5bf9\u6bd4\u4f18\u52bf\u7b49\u65b9\u9762\uff0c\u7cfb\u7edf\u9610\u8ff0\u5982\u4f55\u7528CDN\u63d0\u5347Web\u5e94\u7528\u5bf9XSS\u7684\u9632\u62a4\u80fd\u529b\uff0c\u5e76\u7ed9\u51fa\u9009\u8d2d\u4e0e\u90e8\u7f72\u5efa\u8bae\uff0c\u5e2e\u52a9\u4e0d\u540c\u89c4\u6a21\u7684\u7f51\u7ad9\u5b9e\u73b0\u66f4\u7a33\u5065\u7684\u9632\u5fa1\u3002<\/p>\n<h2>\u5f15\u8a00\uff1a\u4e3a\u4f55\u5728CDN\u5c42\u9762\u9632\u5fa1XSS\u503c\u5f97\u91cd\u89c6<\/h2>\n<p>XSS\u653b\u51fb\u901a\u8fc7\u5c06\u6076\u610f\u811a\u672c\u6ce8\u5165\u5230\u53d7\u4fe1\u4efb\u7684\u7f51\u7ad9\u4e2d\uff0c\u7a83\u53d6\u4f1a\u8bdd\u3001\u7be1\u6539\u9875\u9762\u6216\u8fdb\u884c\u9493\u9c7c\u3002\u5e94\u7528\u5c42\u7684\u8f93\u5165\u6821\u9a8c\u3001\u6a21\u677f\u8f6c\u4e49\u548c\u5b89\u5168\u7f16\u7801\u662f\u9632\u7ebf\uff0c\u4f46\u73b0\u5b9e\u4e2d\u5e38\u56e0\u5386\u53f2\u9057\u7559\u3001\u7b2c\u4e09\u65b9\u7ec4\u4ef6\u4e0e\u590d\u6742\u524d\u7aef\u4ea4\u4e92\u51fa\u73b0\u9057\u6f0f\u3002CDN\u90e8\u7f72\u5728\u7528\u6237\u4e0e\u6e90\u7ad9\u4e4b\u95f4\u7684\u201c\u8fb9\u7f18\u201d\uff0c\u80fd\u591f\u5728\u6d41\u91cf\u5230\u8fbe\u6e90\u7ad9\u524d\u6216\u6700\u7ec8\u7528\u6237\u5448\u73b0\u524d\u5bf9HTTP\u54cd\u5e94\u8fdb\u884c\u62e6\u622a\u3001\u66ff\u6362\u6216\u589e\u5f3a\uff0c\u4ece\u800c\u63d0\u4f9b\u8865\u5145\u6027\u7684\u9632\u62a4\u3002\u5c24\u5176\u5bf9\u4f7f\u7528\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u6216\u6d77\u5916\u670d\u52a1\u5668\u8fdb\u884c\u56fd\u9645\u5316\u90e8\u7f72\u7684\u7ad9\u70b9\uff0cCDN\u80fd\u5728\u591a\u4e2a\u5730\u7406\u8282\u70b9\u5feb\u901f\u54cd\u5e94\u548c\u541e\u5410\uff0c\u4e3a\u9632\u5fa1XSS\u63d0\u4f9b\u4f4e\u5ef6\u8fdf\u7684\u8fb9\u7f18\u7b56\u7565\u6267\u884c\u73af\u5883\u3002<\/p>\n<h2>\u539f\u7406\uff1aCDN\u5982\u4f55\u5728\u8fb9\u7f18\u5c42\u9632\u5fa1XSS<\/h2>\n<p>CDN\u5e76\u975e\u5355\u4e00\u6280\u9632\uff0c\u9632\u5fa1XSS\u901a\u5e38\u901a\u8fc7\u4ee5\u4e0b\u51e0\u79cd\u673a\u5236\u7ec4\u5408\u5b9e\u73b0\uff1a<\/p>\n<ul>\n<li><strong>Web \u5e94\u7528\u9632\u706b\u5899\uff08WAF\uff09\u89c4\u5219\u96c6\uff1a<\/strong>CDN\u63d0\u4f9b\u7684WAF\u80fd\u57fa\u4e8e\u8bf7\u6c42\/\u54cd\u5e94\u7279\u5f81\u5339\u914d\u5df2\u77e5\u7684XSS\u653b\u51fb\u7b7e\u540d\uff08\u4f8b\u5982script\u6807\u7b7e\u3001onerror\/onload\u4e8b\u4ef6\u3001JS\u534f\u8bae\u7b49\uff09\uff0c\u5bf9\u53ef\u7591\u8bf7\u6c42\u8fdb\u884c\u963b\u65ad\u3001\u544a\u8b66\u6216\u6253\u5206\u3002\u73b0\u4ee3WAF\u652f\u6301\u6b63\u5219\u68c0\u6d4b\u3001\u884c\u4e3a\u6307\u7eb9\u548c\u673a\u5668\u5b66\u4e60\u6a21\u578b\u3002<\/li>\n<li><strong>\u54cd\u5e94\u91cd\u5199\u4e0eHTML\u6e05\u6d17\uff1a<\/strong>\u5728\u8fb9\u7f18\u8282\u70b9\u5bf9\u8fd4\u56de\u7684HTML\u8fdb\u884cDOM\u7ea7\u6216\u6587\u672c\u7ea7\u7684\u6e05\u6d17\u4e0e\u66ff\u6362\uff0c\u4f8b\u5982\u79fb\u9664\u53ef\u7591\u7684\u5185\u8054\u811a\u672c\u3001\u7981\u6b62\u672a\u5217\u5165\u767d\u540d\u5355\u7684\u5916\u90e8\u811a\u672c\u6e90\uff0c\u6216\u4e3a\u7528\u6237\u6ce8\u5165\u5b89\u5168\u5934\u3002Edge Workers\uff08\u5982Cloudflare Workers\u3001AWS Lambda@Edge\uff09\u5e26\u6765\u7684\u53ef\u7f16\u7a0b\u80fd\u529b\uff0c\u4f7f\u5f97\u5b9a\u5236\u5316\u7684\u8fc7\u6ee4\u7b56\u7565\u6210\u4e3a\u53ef\u80fd\u3002<\/li>\n<li><strong>\u5b89\u5168\u54cd\u5e94\u5934\u6ce8\u5165\uff1a<\/strong>CDN\u53ef\u5728\u8fb9\u7f18\u4e3a\u54cd\u5e94\u6ce8\u5165\u6216\u5f3a\u5316\u5b89\u5168\u5934\uff1aContent-Security-Policy\uff08CSP\uff09\u3001X-Content-Type-Options\u3001Referrer-Policy\u548cX-XSS-Protection\uff08\u867d\u5df2\u5e9f\u5f03\u4f46\u4ecd\u6709\u9057\u7559\u4ef7\u503c\uff09\u3002\u5c24\u5176\u901a\u8fc7CSP\u53ef\u4ee5<strong>\u663e\u8457\u964d\u4f4e\u53cd\u5c04\u578b\/\u5b58\u50a8\u578bXSS\u7684\u98ce\u9669<\/strong>\u3002<\/li>\n<li><strong>\u5b50\u8d44\u6e90\u5b8c\u6574\u6027\uff08SRI\uff09\u4e0e\u7b7e\u540d\u5316\u8d44\u6e90\uff1a<\/strong>\u5728CDN\u5c42\u9762\u4e3a\u9759\u6001\u8d44\u6e90\uff08JS\/CSS\uff09\u751f\u6210\u54c8\u5e0c\u5e76\u901a\u8fc7SRI\u6216URL\u7b7e\u540d\u4fdd\u8bc1\u8d44\u6e90\u672a\u88ab\u7be1\u6539\uff0c\u9632\u6b62\u7b2c\u4e09\u65b9\u6258\u7ba1\u811a\u672c\u88ab\u66ff\u6362\u540e\u6267\u884c\u6076\u610f\u4ee3\u7801\u3002<\/li>\n<li><strong>\u8fb9\u7f18\u901f\u7387\u9650\u5236\u4e0e\u673a\u5668\u4eba\u7ba1\u7406\uff1a<\/strong>\u901a\u8fc7\u9650\u5236\u5f02\u5e38\u8bf7\u6c42\u9891\u7387\u6216\u8bc6\u522b\u81ea\u52a8\u5316\u4ee3\u7406\uff0c\u964d\u4f4e\u5229\u7528XSS\u63a2\u6d4b\u811a\u672c\u7684\u5927\u89c4\u6a21\u626b\u63cf\u548c\u5229\u7528\u53ef\u80fd\u6027\u3002<\/li>\n<\/ul>\n<h3>\u8fb9\u7f18\u811a\u672c\u793a\u4f8b\uff1a\u5728\u54cd\u5e94\u4e2d\u6ce8\u5165CSP<\/h3>\n<p>\u5b9e\u9645\u64cd\u4f5c\u4e2d\uff0c\u53ef\u4ee5\u5229\u7528\u8fb9\u7f18\u51fd\u6570\u5728HTML\u54cd\u5e94\u5934\u4e2d\u6ce8\u5165\u4e00\u6761\u4e25\u683c\u7684CSP\uff0c\u4f8b\u5982\uff1a<\/p>\n<p><em>Content-Security-Policy: default-src &#8216;self&#8217;; script-src &#8216;self&#8217; https:\/\/cdn.example.com; object-src &#8216;none&#8217;; base-uri &#8216;self&#8217;;<\/em><\/p>\n<p>\u8be5\u7b56\u7565\u53ea\u5141\u8bb8\u540c\u6e90\u548c\u7279\u5b9aCDN\u57df\u52a0\u8f7d\u811a\u672c\uff0c\u963b\u65ad\u5185\u8054\u811a\u672c\u548c\u672a\u6388\u6743\u5916\u90e8\u57df\u3002\u6ce8\u610f\u5728\u5b9e\u9645\u90e8\u7f72\u524d\u9700\u9010\u6b65\u56de\u5f52\u6d4b\u8bd5\uff0c\u907f\u514d\u963b\u65ad\u5408\u6cd5\u7b2c\u4e09\u65b9\u670d\u52a1\u3002<\/p>\n<h2>\u5e94\u7528\u573a\u666f\u4e0e\u5b9e\u8df5\u7b56\u7565<\/h2>\n<p>\u4e0d\u540c\u7f51\u7ad9\u6839\u636e\u67b6\u6784\u548c\u4e1a\u52a1\u9700\u6c42\uff0c\u5728CDN\u5c42\u9762\u7684\u9632\u5fa1\u7b56\u7565\u4f1a\u6709\u6240\u4fa7\u91cd\uff1a<\/p>\n<h3>1. \u5185\u5bb9\u7ad9\u70b9\u4e0eCMS\uff08\u4f8b\u5982\u4f7f\u7528WordPress\uff09<\/h3>\n<ul>\n<li>\u5e38\u89c1\u98ce\u9669\uff1a\u63d2\u4ef6\/\u4e3b\u9898\u6f0f\u6d1e\u5bfc\u81f4\u5b58\u50a8\u578bXSS\u6216\u7ba1\u7406\u5458\u6ce8\u5165\u7684\u5bcc\u6587\u672c\u4e2d\u51fa\u73b0\u6076\u610f\u811a\u672c\u3002<\/li>\n<li>CDN\u5b9e\u8df5\uff1a\u5728\u8fb9\u7f18\u542f\u7528WAF\u89c4\u5219+HTML\u54cd\u5e94\u6e05\u6d17\uff0c\u9488\u5bf9\u7ba1\u7406\u5458\u9875\u9762\u8bbe\u7f6e\u66f4\u4e25\u683c\u7684\u89c4\u5219\uff1b\u5bf9\u9759\u6001\u8d44\u6e90\u542f\u7528SRI\u548c\u7248\u672c\u5316\uff1b\u5bf9\u4e0a\u4f20\u8d44\u6e90\uff08\u5982HTML\u7247\u6bb5\uff09\u8fdb\u884c\u989d\u5916\u6821\u9a8c\u3002<\/li>\n<\/ul>\n<h3>2. \u5355\u9875\u5e94\u7528\uff08SPA\uff09\u4e0eAPI\u540e\u7aef<\/h3>\n<ul>\n<li>\u5e38\u89c1\u98ce\u9669\uff1a\u524d\u7aef\u6a21\u677f\u9519\u8bef\u5904\u7406\u7528\u6237\u8f93\u5165\u5bfc\u81f4DOM XSS\uff1bAPI\u8fd4\u56de\u672a\u7f16\u7801\u7684HTML\u6570\u636e\u3002<\/li>\n<li>CDN\u5b9e\u8df5\uff1a\u901a\u8fc7CSP\u9650\u5236inline script\u4ee5\u53caeval\u7b49\u5371\u9669\u529f\u80fd\uff1b\u5bf9API\u8def\u5f84\u542f\u7528\u4e25\u683c\u7684JSON Content-Type\u6821\u9a8c\u4e0eCORS\u7b56\u7565\uff0c\u5728CDN\u5c42\u9762\u62d2\u7edd\u53ef\u7591Content-Type\u3002<\/li>\n<\/ul>\n<h3>3. \u56fd\u9645\u5316\u4e1a\u52a1\uff08\u9999\u6e2fVPS\u3001\u7f8e\u56fdVPS\u3001\u591a\u5730\u57df\u6d77\u5916\u670d\u52a1\u5668\uff09<\/h3>\n<ul>\n<li>\u5e38\u89c1\u98ce\u9669\uff1a\u8de8\u5883\u6d41\u91cf\u5e26\u6765\u66f4\u5927\u653b\u51fb\u9762\uff0c\u67d0\u4e9b\u5730\u533a\u66f4\u5e38\u89c1\u81ea\u52a8\u5316\u626b\u63cf\u3002<\/li>\n<li>CDN\u5b9e\u8df5\uff1a\u5229\u7528\u591a\u8282\u70b9\u8fb9\u7f18\u7b56\u7565\uff0c\u5728\u9999\u6e2f\u3001\u7f8e\u56fd\u3001\u65e5\u672c\u3001\u97e9\u56fd\u3001\u65b0\u52a0\u5761\u7b49\u5730\u8282\u70b9\u5c31\u8fd1\u62e6\u622a\u653b\u51fb\uff1b\u5bf9\u4e0d\u540c\u5730\u533a\u8bbe\u5b9a\u5dee\u5f02\u5316WAF\u7b56\u7565\uff08\u4f8b\u5982\u5bf9\u9ad8\u98ce\u9669\u5730\u533a\u63d0\u9ad8\u4e25\u683c\u5ea6\uff09\u3002<\/li>\n<\/ul>\n<h2>\u4f18\u52bf\u5bf9\u6bd4\uff1aCDN\u9632\u5fa1 vs \u4ec5\u5728\u6e90\u7ad9\u9632\u5fa1<\/h2>\n<p>\u5c06\u9632\u5fa1\u80fd\u529b\u4e0b\u6c89\u5230CDN\u8fb9\u7f18\uff0c\u4e0e\u4ec5\u5728\u6e90\u7ad9\u90e8\u7f72\u5b89\u5168\u63aa\u65bd\u76f8\u6bd4\uff0c\u5177\u5907\u82e5\u5e72\u660e\u663e\u4f18\u52bf\uff1a<\/p>\n<ul>\n<li><strong>\u5ef6\u8fdf\u4e0e\u7528\u6237\u4f53\u9a8c\uff1a<\/strong>\u8fb9\u7f18\u963b\u65ad\u6076\u610f\u6d41\u91cf\u51cf\u5c11\u5230\u6e90\u7ad9\u8bf7\u6c42\uff0c\u964d\u4f4e\u6e90\u7ad9\u8d1f\u8f7d\u3001\u6539\u5584\u54cd\u5e94\u5ef6\u8fdf\uff0c\u5c24\u5176\u5728\u4f7f\u7528\u9999\u6e2f\u670d\u52a1\u5668\u6216\u7f8e\u56fd\u670d\u52a1\u5668\u7684\u5168\u7403\u7528\u6237\u573a\u666f\u4e2d\u663e\u8457\u3002<\/li>\n<li><strong>\u5373\u65f6\u6027\uff1a<\/strong>CDN\u66f4\u65b0\u89c4\u5219\u6216\u90e8\u7f72\u8fb9\u7f18\u811a\u672c\u540e\uff0c\u80fd\u5728\u6570\u5206\u949f\u5185\u5bf9\u5168\u7f51\u751f\u6548\uff0c\u65e0\u9700\u9891\u7e41\u53d1\u5e03\u6e90\u4ee3\u7801\u8865\u4e01\u3002<\/li>\n<li><strong>\u8986\u76d6\u7b2c\u4e09\u65b9\u8d44\u6e90\uff1a<\/strong>\u901a\u8fc7CSP\u548cSRI\u5728\u8fb9\u7f18\u7ea6\u675f\u7b2c\u4e09\u65b9\u811a\u672c\u52a0\u8f7d\uff0c\u5f25\u8865\u56e0\u7b2c\u4e09\u65b9\u88ab\u52ab\u6301\u5bfc\u81f4\u7684\u98ce\u9669\u3002<\/li>\n<li><strong>\u9632\u62a4\u4e0e\u53ef\u89c6\u5316\uff1a<\/strong>\u591a\u6570CDN\u63d0\u4f9b\u653b\u51fb\u68c0\u6d4b\u4e0e\u65e5\u5fd7\uff0c\u4fbf\u4e8e\u5feb\u901f\u6eaf\u6e90\u4e0e\u54cd\u5e94\u3002<\/li>\n<\/ul>\n<p>\u7136\u800c\uff0cCDN\u5e76\u975e\u94f6\u5f39\u3002\u5e94\u7528\u5c42\u7684\u5b89\u5168\u7f16\u7801\u3001\u6570\u636e\u5c42\u9694\u79bb\u4e0e\u6700\u5c0f\u6743\u9650\u539f\u5219\u4ecd\u4e0d\u53ef\u6216\u7f3a\u3002CDN\u5e94\u4f5c\u4e3a\u201c\u9632\u5fa1\u7eb5\u6df1\u201d\u7b56\u7565\u7684\u4e00\u73af\uff0c\u4e0e\u6e90\u7ad9\u5b89\u5168\u63aa\u65bd\u914d\u5408\u4f7f\u7528\u3002<\/p>\n<h2>\u90e8\u7f72\u7ec6\u8282\u4e0e\u6ce8\u610f\u4e8b\u9879<\/h2>\n<p>\u5728\u5b9e\u65bd\u4e2d\uff0c\u4e0b\u9762\u7684\u6280\u672f\u7ec6\u8282\u548c\u8fd0\u7ef4\u6ce8\u610f\u70b9\u975e\u5e38\u5173\u952e\uff1a<\/p>\n<ul>\n<li><strong>\u9010\u6b65\u5347\u7ea7CSP\uff1a<\/strong>\u76f4\u63a5\u542f\u7528\u4e25\u683cCSP\u53ef\u80fd\u5bfc\u81f4\u529f\u80fd\u4e2d\u65ad\u3002\u5efa\u8bae\u5148\u7528report-only\u6a21\u5f0f\u6536\u96c6\u8fdd\u89c4\u4fe1\u606f\uff0c\u518d\u9010\u6b65\u8f6c\u6362\u4e3a\u751f\u6548\u7b56\u7565\u3002<\/li>\n<li><strong>\u5bf9\u5185\u8054\u811a\u672c\u7684\u66ff\u4ee3\u65b9\u6848\uff1a<\/strong>\u5c06\u5185\u8054\u811a\u672c\u8fc1\u79fb\u4e3a\u5916\u90e8\u811a\u672c\u5e76\u52a0\u4e0aSRI\uff1b\u5982\u679c\u5fc5\u987b\u4f7f\u7528\u5185\u8054\u811a\u672c\uff0c\u53ef\u4ee5\u91c7\u7528nonce\u673a\u5236\u7531\u8fb9\u7f18\u6ce8\u5165\u52a8\u6001nonce\u3002<\/li>\n<li><strong>\u7f13\u5b58\u4e0e\u5b89\u5168\u5934\u7684\u4e00\u81f4\u6027\uff1a<\/strong>CDN\u7f13\u5b58\u76f8\u540cURL\u65f6\u8981\u786e\u4fdd\u4e0d\u540c\u7528\u6237\/\u4f1a\u8bdd\u4e0d\u56e0\u7f13\u5b58\u5171\u4eab\u6cc4\u9732\u654f\u611f\u6570\u636e\u3002\u5bf9\u4e8e\u542b\u6709\u7528\u6237\u7279\u5b9a\u5185\u5bb9\u7684\u9875\u9762\uff0c\u5e94\u8bbe\u7f6e\u5408\u9002\u7684Cache-Control\u4e0eVary\u5934\u3002<\/li>\n<li><strong>\u65e5\u5fd7\u4e0e\u5ba1\u8ba1\uff1a<\/strong>\u5f00\u542f\u8fb9\u7f18\u65e5\u5fd7\u548cWAF\u4e8b\u4ef6\u8bb0\u5f55\uff0c\u7ed3\u5408SIEM\u8fdb\u884c\u957f\u671f\u5ba1\u8ba1\uff0c\u4fbf\u4e8e\u8ffd\u8e2a\u590d\u6742\u653b\u51fb\u94fe\u3002<\/li>\n<li><strong>\u7070\u5ea6\u53d1\u5e03\u89c4\u5219\uff1a<\/strong>\u5728\u6d41\u91cf\u4e0e\u5730\u7406\u4f4d\u7f6e\u4e0a\u505a\u7070\u5ea6\uff0c\u4ee5\u907f\u514d\u89c4\u5219\u8bef\u5224\u5f71\u54cd\u5168\u90e8\u7528\u6237\u3002\u5bf9\u4f7f\u7528\u9999\u6e2fVPS\u6216\u7f8e\u56fdVPS\u7684\u4e1a\u52a1\uff0c\u53ef\u5148\u5728\u5355\u4e00\u533a\u57df\u8bd5\u8fd0\u884c\u3002<\/li>\n<li><strong>\u9632\u6b62\u7f13\u5b58\u6295\u6bd2\uff1a<\/strong>\u6ce8\u610f\u8fb9\u7f18\u91cd\u5199\u6216URL\u53c2\u6570\u5316\u53ef\u80fd\u5f15\u5165\u7f13\u5b58\u6295\u6bd2\u98ce\u9669\uff0c\u5fc5\u987b\u9a8c\u8bc1\u7f13\u5b58\u952e\u7684\u6784\u9020\u4e0e\u53c2\u6570\u767d\u540d\u5355\u3002<\/li>\n<\/ul>\n<h2>\u9009\u8d2d\u4e0e\u90e8\u7f72\u5efa\u8bae<\/h2>\n<p>\u5728\u9009\u62e9CDN\u4e0e\u914d\u5957\u4ea7\u54c1\u65f6\uff0c\u5e94\u5173\u6ce8\u4ee5\u4e0b\u8981\u70b9\uff0c\u7ed3\u5408\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u3001\u9999\u6e2fVPS\u7b49\u4e1a\u52a1\u9700\u6c42\u505a\u51b3\u7b56\uff1a<\/p>\n<ul>\n<li><strong>\u652f\u6301\u8fb9\u7f18\u51fd\u6570\u4e0e\u81ea\u5b9a\u4e49\u54cd\u5e94\u5904\u7406\uff1a<\/strong>\u9009\u62e9\u652f\u6301Edge Workers\u6216\u7b49\u6548\u529f\u80fd\u7684CDN\uff0c\u4fbf\u4e8e\u5b9e\u73b0\u590d\u6742\u7684HTML\u6e05\u6d17\u3001CSP\u6ce8\u5165\u4e0e\u7b7e\u540d\u9a8c\u8bc1\u3002<\/li>\n<li><strong>\u5b8c\u5584\u7684WAF\u89c4\u5219\u4e0e\u53ef\u8c03\u6027\uff1a<\/strong>WAF\u5e94\u652f\u6301\u81ea\u5b9a\u4e49\u89c4\u5219\u3001\u901f\u7387\u9650\u5236\u3001Bot\u7ba1\u7406\u548c\u673a\u5668\u5b66\u4e60\u9632\u62a4\u6a21\u578b\uff0c\u4e14\u80fd\u5bfc\u51fa\u8be6\u7ec6\u65e5\u5fd7\u4ee5\u4fbf\u8054\u52a8\u6e90\u7ad9SIEM\u3002<\/li>\n<li><strong>\u5168\u7403\u8282\u70b9\u5206\u5e03\u4e0e\u5ef6\u8fdf\u4f18\u5316\uff1a<\/strong>\u82e5\u4f60\u6709\u65e5\u672c\u670d\u52a1\u5668\u3001\u97e9\u56fd\u670d\u52a1\u5668\u3001\u65b0\u52a0\u5761\u670d\u52a1\u5668\u7b49\u591a\u70b9\u90e8\u7f72\uff0cCDN\u5e94\u5728\u8fd9\u4e9b\u533a\u57df\u6709\u826f\u597d\u8986\u76d6\uff0c\u4ee5\u5b9e\u73b0\u8fb9\u7f18\u5c42\u5c31\u8fd1\u9632\u62a4\u3002<\/li>\n<li><strong>\u96c6\u6210\u8bc1\u4e66\u7ba1\u7406\u4e0eHTTPS\uff1a<\/strong>\u786e\u4fddCDN\u5bf9\u81ea\u6709\u57df\u540d\uff08\u5305\u62ec\u7528\u4f5cAPI\u6216\u9759\u6001\u8d44\u6e90\u7684\u5b50\u57df\uff09\u63d0\u4f9b\u81ea\u52a8\u5316\u8bc1\u4e66\u7ba1\u7406\uff0c\u907f\u514d\u56e0\u8bc1\u4e66\u8fc7\u671f\u9020\u6210\u7684\u56de\u9000\u884c\u4e3a\u5b89\u5168\u98ce\u9669\u3002<\/li>\n<li><strong>\u53ef\u89c6\u5316\u4e0e\u8b66\u62a5\uff1a<\/strong>\u9632\u62a4\u5e73\u53f0\u5e94\u63d0\u4f9b\u5b9e\u65f6\u544a\u8b66\u4e0e\u53ef\u89c6\u5316\u9762\u677f\uff0c\u4fbf\u4e8e\u8fd0\u7ef4\u56e2\u961f\u5feb\u901f\u54cd\u5e94\u6d41\u91cf\u5f02\u5e38\u6216XSS\u63a2\u6d4b\u884c\u4e3a\u3002<\/li>\n<li><strong>\u4e0e\u57df\u540d\u6ce8\u518c\/\u89e3\u6790\u914d\u5408\uff1a<\/strong>\u5728\u57df\u540d\u6ce8\u518c\u6216DNS\u89e3\u6790\u5c42\uff08\u65e0\u8bba\u662f\u521a\u505a\u57df\u540d\u6ce8\u518c\u8fd8\u662f\u5df2\u6709\u89e3\u6790\uff09\uff0c\u5e94\u786e\u4fddDNS\u8bb0\u5f55\u4e0eCDN\u914d\u5408\u6b63\u786e\uff0c\u907f\u514d\u7ed5\u8fc7CDN\u76f4\u63a5\u8bbf\u95ee\u6e90\u7ad9\u3002<\/li>\n<\/ul>\n<h2>\u5178\u578b\u90e8\u7f72\u6d41\u7a0b\uff08\u793a\u4f8b\uff09<\/h2>\n<ul>\n<li>\u5728\u6d4b\u8bd5\u73af\u5883\u914d\u7f6eWAF\u89c4\u5219\u548cCSP report-only\u7b56\u7565\uff0c\u4f7f\u7528\u8fb9\u7f18\u51fd\u6570\u6a21\u62df\u54cd\u5e94\u91cd\u5199\u3002<\/li>\n<li>\u56de\u5f52\u6d4b\u8bd5\u5e76\u76d1\u63a7report-only\u65e5\u5fd7\uff0c\u8bc6\u522b\u5408\u6cd5\u5916\u90e8\u8d44\u6e90\u4e0e\u8bef\u62a5\u3002<\/li>\n<li>\u9010\u6b65\u5f00\u542f\u751f\u6548\u7684CSP\uff0c\u8fc1\u79fb\u5185\u8054\u811a\u672c\u5e76\u5bf9\u5173\u952e\u9759\u6001\u8d44\u6e90\u914d\u7f6eSRI\u3002<\/li>\n<li>\u5bf9\u5916\u90e8\u4f9d\u8d56\u4e0e\u7b2c\u4e09\u65b9\u811a\u672c\u91c7\u7528\u4e25\u683c\u767d\u540d\u5355\u5e76\u542f\u7528SRI\u6216\u7b7e\u540d\u5316\u52a0\u8f7d\u3002<\/li>\n<li>\u5f00\u542f\u8fb9\u7f18\u901f\u7387\u9650\u5236\u4e0e\u673a\u5668\u4eba\u7ba1\u7406\uff0c\u5c24\u5176\u5bf9\u654f\u611f\u8def\u5f84\uff08\u5982\u767b\u5f55\/\u8bc4\u8bba\/\u4e0a\u4f20\u63a5\u53e3\uff09\u52a0\u4e25\u9632\u62a4\u3002<\/li>\n<li>\u6301\u7eed\u76d1\u63a7\u3001\u8c03\u6574\u89c4\u5219\u5e76\u5b9a\u671f\u8fdb\u884c\u5b89\u5168\u6f14\u7ec3\u3002<\/li>\n<\/ul>\n<h2>\u603b\u7ed3\uff1aCDN\u4e0e\u6e90\u7ad9\u534f\u540c\uff0c\u6784\u5efa\u591a\u5c42XSS\u9632\u62a4<\/h2>\n<p>\u901a\u8fc7\u628a\u9632\u62a4\u80fd\u529b\u6269\u5c55\u5230CDN\u8fb9\u7f18\uff0c\u7ad9\u957f\u548c\u4f01\u4e1a\u80fd\u591f\u5728\u9760\u8fd1\u7528\u6237\u7684\u7f51\u7edc\u5c42\u9762\u5feb\u901f\u62e6\u622a\u548c\u7f13\u89e3XSS\u5a01\u80c1\uff0c\u964d\u4f4e\u6e90\u7ad9\u8d1f\u62c5\u5e76\u63d0\u5347\u5168\u7403\u8bbf\u95ee\u8868\u73b0\u3002<strong>\u5173\u952e\u5728\u4e8e\u5c06CDN\u7684WAF\u3001\u8fb9\u7f18\u811a\u672c\u3001CSP\u6ce8\u5165\u4e0eSRI\u7b49\u673a\u5236\u7ec4\u5408\u6210\u4e00\u5957\u53ef\u63a7\u3001\u53ef\u56de\u6eda\u7684\u90e8\u7f72\u6d41\u7a0b\u3002<\/strong> \u5bf9\u4e8e\u6709\u5168\u7403\u90e8\u7f72\u9700\u6c42\u7684\u4e1a\u52a1\uff08\u65e0\u8bba\u4f7f\u7528\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u3001\u9999\u6e2fVPS\u3001\u7f8e\u56fdVPS\u3001\u8fd8\u662f\u5728\u65e5\u672c\u670d\u52a1\u5668\u3001\u97e9\u56fd\u670d\u52a1\u5668\u3001\u65b0\u52a0\u5761\u670d\u52a1\u5668\u7b49\u5730\u6258\u7ba1\uff09\uff0c\u5408\u7406\u9009\u578b\u4e0e\u7070\u5ea6\u7b56\u7565\u80fd\u591f\u5728\u4e0d\u5f71\u54cd\u7528\u6237\u4f53\u9a8c\u7684\u524d\u63d0\u4e0b\u663e\u8457\u63d0\u5347\u5b89\u5168\u6027\u3002<\/p>\n<p>\u5982\u9700\u5728\u5b9e\u9645\u73af\u5883\u4e2d\u5feb\u901f\u843d\u5730\uff0c\u5efa\u8bae\u5148\u5728\u6d4b\u8bd5\u57df\u540d\u4e0a\u8bd5\u9a8cCDN\u8fb9\u7f18\u7b56\u7565\uff08\u5e76\u4e0e\u57df\u540d\u6ce8\u518c\u4e0eDNS\u914d\u7f6e\u4fdd\u6301\u4e00\u81f4\uff09\uff0c\u518d\u9010\u6b65\u63a8\u52a8\u5230\u751f\u4ea7\u3002\u5bf9\u4e8e\u6b63\u5728\u5bfb\u627e\u7a33\u5b9a\u7684\u6d77\u5916\u670d\u52a1\u5668\u6216VPS\u6765\u914d\u5408CDN\u90e8\u7f72\u7684\u4f01\u4e1a\uff0c\u53ef\u53c2\u8003Server.HK\u7684\u4ea7\u54c1\u4e0e\u670d\u52a1\u4ee5\u52a0\u901f\u90e8\u7f72\u4e0e\u8fd0\u7ef4\u6d41\u7a0b\u3002<\/p>\n<p>\u66f4\u591a\u670d\u52a1\u5668\u4e0e\u4ea7\u54c1\u4fe1\u606f\u8bf7\u8bbf\u95ee\uff1a<a href=\"https:\/\/server.hk\/\">Server.HK<\/a>\uff0c\u6216\u67e5\u770b\u9999\u6e2f\u670d\u52a1\u5668\u53ca\u5176\u5b83\u4e91\u4e3b\u673a\u65b9\u6848\uff1a<a href=\"https:\/\/server.hk\/server.php\">\u9999\u6e2f\u670d\u52a1\u5668<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u5168\u7403\u5316\u4e0e\u8fb9\u7f18\u8ba1\u7b97\u65f6\u4ee3\uff0cCDN \u9632\u5fa1 XSS \u6210\u4e3a\u8865\u5f3a\u5e94\u7528\u5c42\u5b89\u5168\u7684\u5b9e\u7528\u5229\u5668\uff0c\u80fd\u5728\u9760\u8fd1\u7528\u6237\u5904\u62e6\u622a\u4e0e\u7f13\u89e3\u6076\u610f\u811a\u672c\u3002\u672c\u6587\u5c06\u7528\u6e05\u6670\u6613\u61c2\u7684\u539f\u7406\u3001\u573a\u666f\u548c\u90e8\u7f72\u5efa\u8bae\uff0c\u5e2e\u4f60\u9ad8\u6548\u63d0\u5347\u7f51\u7ad9\u7684 XSS \u9632\u62a4\u80fd\u529b\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4928],"tags":[1881,3572,3574,3573,443,3575,766,3355],"class_list":["post-209765","post","type-post","status-publish","format-standard","hentry","category-4928","tag-cdn","tag-cdnxss","tag-web","tag-xss","tag-443","tag--csp","tag-766","tag-3355"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209765","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=209765"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209765\/revisions"}],"predecessor-version":[{"id":209766,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209765\/revisions\/209766"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=209765"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=209765"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=209765"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}