{"id":209845,"date":"2025-10-24T00:10:41","date_gmt":"2025-10-23T16:10:41","guid":{"rendered":"https:\/\/www.server.hk\/blog\/209845\/"},"modified":"2025-10-24T00:10:42","modified_gmt":"2025-10-23T16:10:42","slug":"cdn-157","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/209845\/","title":{"rendered":"CDN\u5b89\u5168\u7b56\u7565\u5927\u6bd4\u62fc\uff1a\u54ea\u5bb6\u670d\u52a1\u5546\u80fd\u771f\u6b63\u5b88\u62a4\u4f60\u7684\u4e1a\u52a1\uff1f"},"content":{"rendered":"<p>\u5728\u5f53\u4eca\u4e92\u8054\u7f51\u9ad8\u5ea6\u5206\u5e03\u7684\u65f6\u4ee3\uff0c\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff08CDN\uff09\u4e0d\u4ec5\u4ec5\u662f\u52a0\u901f\u9759\u6001\u8d44\u6e90\u7684\u5de5\u5177\uff0c\u66f4\u627f\u62c5\u7740\u62b5\u5fa1\u7f51\u7edc\u653b\u51fb\u3001\u4fdd\u62a4\u5e94\u7528\u548c\u7528\u6237\u6570\u636e\u7684\u91cd\u8981\u89d2\u8272\u3002\u7ad9\u957f\u3001\u4f01\u4e1a\u7528\u6237\u548c\u5f00\u53d1\u8005\u5728\u9009\u62e9CDN\u670d\u52a1\u5546\u65f6\uff0c\u5fc5\u987b\u628a\u5b89\u5168\u80fd\u529b\u653e\u5728\u4e0e\u6027\u80fd\u540c\u7b49\u91cd\u8981\u7684\u4f4d\u7f6e\u3002\u672c\u6587\u4ece\u539f\u7406\u3001\u5e94\u7528\u573a\u666f\u5230\u5177\u4f53\u6280\u672f\u5b9e\u73b0\u4e0e\u6bd4\u8f83\uff0c\u6df1\u5165\u5256\u6790\u4e0d\u540c\u5b89\u5168\u7b56\u7565\u5982\u4f55\u771f\u6b63\u5b88\u62a4\u4f60\u7684\u4e1a\u52a1\uff0c\u5e76\u7ed9\u51fa\u9009\u8d2d\u5efa\u8bae\uff0c\u5e2e\u52a9\u4f60\u5728\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u3001\u9999\u6e2fVPS\u3001\u7f8e\u56fdVPS\u7b49\u591a\u6837\u5316\u90e8\u7f72\u73af\u5883\u4e2d\u505a\u51fa\u66f4\u5408\u9002\u7684\u51b3\u5b9a\u3002<\/p>\n<h2>CDN 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stapling\u3001\u81ea\u52a8\u8bc1\u4e66\u7b7e\u53d1\uff08Let&#8217;s Encrypt\u6216CA\u96c6\u6210\uff09\u3001\u5bc6\u94a5\u8f6e\u6362\u548c\u53ef\u9009\u7684\u5ba2\u6237\u7aef\u8bc1\u4e66\uff08mTLS\uff09\u3002<\/li>\n<li><strong>Bot \u7ba1\u7406\u4e0e\u884c\u4e3a\u8bc6\u522b<\/strong>\uff1a\u901a\u8fc7\u6307\u7eb9\u3001\u6311\u6218\uff08CAPTCHA\uff09\u4e0e\u901f\u7387\u9650\u5236\u533a\u5206\u826f\u6027\u722c\u866b\u4e0e\u6076\u610f\u673a\u5668\u4eba\u3002<\/li>\n<li><strong>\u8fb9\u7f18\u8bbf\u95ee\u63a7\u5236<\/strong>\uff1a\u7b7e\u540dURL\/Token\u3001IP\u767d\u540d\u5355\/\u9ed1\u540d\u5355\u3001Geo-blocking\u3001\u901f\u7387\u9650\u5236\u4e0e\u6309\u8def\u5f84\u7684\u8bbf\u95ee\u7b56\u7565\u3002<\/li>\n<li><strong>\u65e5\u5fd7\u4e0e\u53ef\u89c2\u5bdf\u6027<\/strong>\uff1a\u5b9e\u65f6\u65e5\u5fd7\u5bfc\u51fa\u3001SIEM\u96c6\u6210\u3001\u8fb9\u7f18\u5206\u6790\u7528\u4e8e\u6eaf\u6e90\u4e0e\u5a01\u80c1\u54cd\u5e94\u3002<\/li>\n<\/ul>\n<h3>\u9632\u62a4\u6d41\u7a0b\uff1a\u4ece\u8fb9\u7f18\u5230\u6e90\u7ad9<\/h3>\n<p>\u5178\u578b\u7684CDN\u9632\u62a4\u6d41\u7a0b\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u9996\u5148\u5728\u8fb9\u7f18\u8282\u70b9\u8bc6\u522b\u4e0e\u963b\u6321\u660e\u663e\u7684\u7f51\u7edc\u5c42\u653b\u51fb\uff08\u5982SYN flood\u3001UDP flood\uff09\uff1b<\/li>\n<li>\u5176\u6b21\u7531WAF\u5728\u5e94\u7528\u5c42\u65bd\u884c\u89c4\u5219\u4e0e\u884c\u4e3a\u5206\u6790\uff1b<\/li>\n<li>\u5bf9\u53ef\u7591\u8bf7\u6c42\u8fdb\u884c\u6311\u6218\u6216\u4e8c\u6b21\u9a8c\u8bc1\uff08CAPTCHA\u3001\u4e8c\u6b65\u9a8c\u8bc1\uff09\uff1b<\/li>\n<li>\u4e25\u91cd\u6216\u6301\u7eed\u7684\u653b\u51fb\u4f1a\u89e6\u53d1\u5411\u4e0a\u6e38\u7684\u6d41\u91cf\u6e05\u6d17\u6216\u6d41\u91cf\u8f6c\u53d1\u81f3\u4e13\u7528\u6e05\u6d17\u4e2d\u5fc3\uff1b<\/li>\n<li>\u540c\u65f6CDN\u63d0\u4f9b\u539f\u7ad9\u9632\u62a4\u7b56\u7565\uff0c\u4fdd\u62a4\u9999\u6e2f\u670d\u52a1\u5668\u6216\u7f8e\u56fd\u670d\u52a1\u5668\u7b49\u6e90\u7ad9\u4e0d\u88ab\u76f4\u63a5\u66b4\u9732\u3002<\/li>\n<\/ul>\n<h2>\u5e94\u7528\u573a\u666f\u4e0e\u5bf9\u5e94\u5b89\u5168\u7b56\u7565<\/h2>\n<p>\u4e0d\u540c\u4e1a\u52a1\u573a\u666f\u5bf9CDN\u5b89\u5168\u7684\u4fa7\u91cd\u70b9\u5404\u4e0d\u76f8\u540c\u3002<\/p>\n<h3>\u7535\u5546\u4e0e\u652f\u4ed8\u4e1a\u52a1\uff1a\u5f3a\u4e00\u81f4\u6027\u4e0e\u5408\u89c4\u4e3a\u5148<\/h3>\n<ul>\n<li>\u8981\u6c42\u4e25\u683c\u7684TLS\u4e0e\u8bc1\u4e66\u7ba1\u7406\u3001PCI DSS \u76f8\u5173\u7684\u52a0\u56fa\u63aa\u65bd\uff1b<\/li>\n<li>WAF\u9700\u652f\u6301\u81ea\u5b9a\u4e49\u89c4\u5219\u3001\u57fa\u4e8e\u4f1a\u8bdd\u7684\u9632\u62a4\u4e0e\u901f\u7387\u9650\u5236\uff1b<\/li>\n<li>\u65e5\u5fd7\u9700\u5b8c\u6574\u5bfc\u51fa\uff08\u53ef\u7528\u4e8e\u5ba1\u8ba1\uff09\uff0c\u5efa\u8bae\u652f\u6301SIEM\u3001Splunk\u6216ELK\u7684\u5b9e\u65f6\u5bf9\u63a5\uff1b<\/li>\n<li>\u57df\u540d\u6ce8\u518c\u4e0eDNS\u5b89\u5168\uff08DNSSEC\uff09\u4e5f\u5f88\u5173\u952e\uff0c\u907f\u514d\u57df\u540d\u52ab\u6301\u5f15\u53d1\u7684\u95f4\u63a5\u98ce\u9669\u3002<\/li>\n<\/ul>\n<h3>\u5185\u5bb9\u5206\u53d1\u4e0e\u5a92\u4f53\u64ad\u653e\uff1a\u6297\u5237\u6d41\u91cf\u4e0e\u5e26\u5bbd\u4fdd\u62a4<\/h3>\n<ul>\n<li>\u9700\u8981\u4e25\u683c\u7684\u7b7e\u540dURL\/Token\u673a\u5236\u9632\u6b62\u76d7\u94fe\u4e0e\u5e26\u5bbd\u76d7\u7528\uff1b<\/li>\n<li>\u6d41\u5a92\u4f53\u5e38\u7528HTTP Live Streaming\uff08HLS\uff09\u6216DASH\uff0c\u8fb9\u7f18\u5e94\u652f\u6301\u5bf9\u64ad\u653etoken\u7684\u6821\u9a8c\uff1b<\/li>\n<li>\u8fb9\u7f18\u7f13\u5b58\u7b56\u7565\uff08Cache-Control\u3001SRI\uff09\u7ed3\u5408\u8bbf\u95ee\u63a7\u5236\uff0c\u51cf\u5c11\u5bf9\u6e90\u7ad9\uff08\u4f8b\u5982\u9999\u6e2fVPS\u6216\u65e5\u672c\u670d\u52a1\u5668\uff09\u7684\u538b\u529b\u3002<\/li>\n<\/ul>\n<h3>\u4f01\u4e1a\u5e94\u7528\u4e0eAPI\uff1a\u57fa\u4e8e\u8eab\u4efd\u7684\u8bbf\u95ee\u63a7\u5236<\/h3>\n<ul>\n<li>\u5bf9API\u4f7f\u7528\u901f\u7387\u9650\u5236\u3001IP\u767d\u540d\u5355\u3001OAuth\/JWT\u6821\u9a8c\u4e0emTLS\uff1b<\/li>\n<li>\u652f\u6301WebSocket\u4e0eHTTP\/2\u7684\u5b89\u5168\u4ee3\u7406\uff1b<\/li>\n<li>\u5ba1\u8ba1\u65e5\u5fd7\u4e0e\u5f02\u5e38\u544a\u8b66\uff0c\u4fbf\u4e8e\u5feb\u901f\u6eaf\u6e90\u4e0e\u56de\u6eda\u3002<\/li>\n<\/ul>\n<h2>\u4e3b\u8981\u5b89\u5168\u529f\u80fd\u7684\u6280\u672f\u7ec6\u8282\u4e0e\u5b9e\u73b0\u5dee\u5f02<\/h2>\n<p>\u5728\u5b9e\u9645\u9009\u62e9CDN\u670d\u52a1\u5546\u65f6\uff0c\u4e86\u89e3\u5404\u9879\u529f\u80fd\u5728\u6280\u672f\u5b9e\u73b0\u4e0a\u7684\u5dee\u5f02\uff0c\u80fd\u5e2e\u52a9\u4f60\u5224\u65ad\u662f\u5426\u6ee1\u8db3\u4e1a\u52a1\u9700\u6c42\u3002<\/p>\n<h3>DDoS \u7f13\u89e3\uff1aAnycast\u3001\u6d41\u91cf\u6e05\u6d17\u4e0e\u5f39\u6027<\/h3>\n<ul>\n<li><strong>Anycast \u8def\u7531\uff1a<\/strong>\u901a\u8fc7\u628a\u540c\u4e00IP\u5728\u591a\u4e2a\u6570\u636e\u4e2d\u5fc3\u5ba3\u5e03\uff0c\u653b\u51fb\u6d41\u91cf\u53ef\u4ee5\u88ab\u6563\u5217\u5230\u6700\u8fd1\u7684\u8fb9\u7f18\u8282\u70b9\uff0c\u907f\u514d\u5355\u70b9\u8fc7\u8f7d\u3002<\/li>\n<li><strong>\u6d41\u91cf\u6e05\u6d17\uff1a<\/strong>\u5c0f\u578b\u4f9b\u5e94\u5546\u5e38\u5728\u9047\u5230\u5927\u6d41\u91cf\u653b\u51fb\u65f6\u4f9d\u8d56\u4e0a\u6e38\u6e05\u6d17\u670d\u52a1\uff1b\u5927\u578bCDN\u901a\u5e38\u81ea\u5efa\u6216\u4e0e\u591a\u4e2aTier-1 ISP\u5408\u4f5c\uff0c\u63d0\u4f9b\u81ea\u52a8\u5316\u6e05\u6d17\u3002<\/li>\n<li><strong>\u5f39\u6027\u4f38\u7f29\uff1a<\/strong>\u68c0\u6d4b\u5230\u5f02\u5e38\u6d41\u91cf\u65f6\uff0c\u81ea\u52a8\u6269\u5c55\u8fb9\u7f18\u5bb9\u91cf\u5e76\u89e6\u53d1\u6df1\u5ea6\u5305\u68c0\u6d4b\uff08DPI\uff09\u6216\u57fa\u4e8e\u673a\u5668\u5b66\u4e60\u7684\u6d41\u91cf\u5206\u7c7b\u3002<\/li>\n<\/ul>\n<h3>WAF\uff1a\u7b7e\u89c4\u5219\u3001\u884c\u4e3a\u4e0eML\u7684\u5e73\u8861<\/h3>\n<ul>\n<li>\u4f20\u7edfWAF\u4ee5\u89c4\u5219\u96c6\uff08OWASP Top10\uff09\u4e3a\u6838\u5fc3\uff0c\u9002\u5408\u5df2\u77e5\u653b\u51fb\uff1b<\/li>\n<li>\u884c\u4e3a\u578b\u4e0eML\u9a71\u52a8\u7684WAF\u53ef\u8bc6\u522b\u672a\u77e5\u5a01\u80c1\uff0c\u4f46\u53ef\u80fd\u5e26\u6765\u8bef\u62a5\uff0c\u9700\u8981\u652f\u6301\u767d\u540d\u5355\u4e0e\u53ef\u89c6\u5316\u56de\u6eda\uff1b<\/li>\n<li>\u9ad8\u7ea7WAF\u652f\u6301\u6309\u57df\/\u8def\u5f84\u7684\u89c4\u5219\u7248\u672c\u7ba1\u7406\u3001\u6d4b\u8bd5\u6a21\u5f0f\u4e0e\u81ea\u52a8\u5316\u63a8\u9001\u5230\u751f\u4ea7\u6d41\u91cf\u3002<\/li>\n<\/ul>\n<h3>TLS \u4e0e\u8bc1\u4e66\u7ba1\u7406\uff1a\u4ece\u81ea\u52a8\u5316\u5230\u66f4\u9ad8\u5b89\u5168\u7ea7\u522b<\/h3>\n<ul>\n<li>\u652f\u6301TLS 1.3\u3001OCSP stapling\u4e0eHSTS\u662f\u57fa\u672c\u8981\u6c42\uff1b<\/li>\n<li>\u81ea\u52a8\u8bc1\u4e66\u7b7e\u53d1\uff08Let&#8217;s Encrypt\uff09\u65b9\u4fbf\u4f46\u9700\u6ce8\u610f\u8bc1\u4e66\u8f6e\u6362\u7a97\u53e3\uff1b<\/li>\n<li>\u5bf9\u4e8e\u9ad8\u5b89\u5168\u4e1a\u52a1\uff0c\u4f18\u5148\u9009\u62e9\u652f\u6301mTLS\u3001\u786c\u4ef6\u5b89\u5168\u6a21\u5757\uff08HSM\uff09\u4e0e\u5bc6\u94a5\u7ba1\u7406\u96c6\u6210\u7684\u65b9\u6848\u3002<\/li>\n<\/ul>\n<h3>\u65e5\u5fd7\u5bfc\u51fa\u4e0e\u5408\u89c4\u6027<\/h3>\n<ul>\n<li>\u5b9e\u65f6\u65e5\u5fd7\u63a8\u9001\uff08\u5230S3\u3001GCS\u6216\u81ea\u5efaELK\uff09\u7528\u4e8e\u53d6\u8bc1\uff1b<\/li>\n<li>\u5ba1\u8ba1\u94fe\u8def\u3001\u4e0d\u53ef\u7be1\u6539\u65e5\u5fd7\u4ee5\u53ca\u6570\u636e\u9a7b\u7559\u653f\u7b56\u5bf9\u8de8\u5883\u90e8\u7f72\uff08\u4f8b\u5982\u5728\u9999\u6e2f\u670d\u52a1\u5668\u3001\u97e9\u56fd\u670d\u52a1\u5668\u6216\u65b0\u52a0\u5761\u670d\u52a1\u5668\u4e4b\u95f4\uff09\u81f3\u5173\u91cd\u8981\uff1b<\/li>\n<li>\u8bc4\u4f30\u4f9b\u5e94\u5546\u662f\u5426\u63d0\u4f9bSOC 2\u3001ISO 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