{"id":7081,"date":"2026-06-10T07:59:19","date_gmt":"2026-06-10T07:59:19","guid":{"rendered":"https:\/\/www.sirayatech.com\/?p=7081"},"modified":"2026-06-11T04:02:01","modified_gmt":"2026-06-11T04:02:01","slug":"layer-7-ddos-protection","status":"publish","type":"post","link":"https:\/\/www.sirayatech.com\/cn\/security\/layer-7-ddos-protection\/","title":{"rendered":"\u5982\u4f55\u4e3a\u5e94\u7528\u7a0b\u5e8f\u5b9e\u65bd\u7b2c 7 \u5c42 DDoS \u4fdd\u62a4"},"content":{"rendered":"

\u5927\u591a\u6570\u906d\u53d7\u5e94\u7528\u7a0b\u5e8f\u5c42\u653b\u51fb\u7684\u56e2\u961f\u5df2\u7ecf\u90e8\u7f72\u4e86DDoS\u9632\u62a4\u3002\u53ea\u662f\u8be5\u9632\u62a4\u5e76\u672a\u8986\u76d6\u6b63\u786e\u7684\u5c42\u7ea7\u3002\u7b2c\u4e03\u5c42DDoS\u9632\u62a4\u89e3\u51b3\u7684\u95ee\u9898\u4e0e\u7f51\u7edc\u5c42\u9632\u62a4\u7684\u95ee\u9898\u6709\u7740\u672c\u8d28\u533a\u522b\uff0c\u5c06\u5b83\u4eec\u89c6\u4e3a\u53ef\u4e92\u6362\u7684\u662f\u751f\u4ea7\u73af\u5883\u4e2d\u4e00\u79cd\u6700\u5e38\u89c1\u4e14\u4ee3\u4ef7\u9ad8\u6602\u7684\u57fa\u7840\u8bbe\u65bd\u9519\u8bef\u3002.<\/p>\n

\u5206\u5c42\u662f\u67b6\u6784\u51b3\u7b56\uff0c\u5e76\u975e\u4ec5\u4ec5\u662f\u5206\u7c7b<\/h2>\n

L3\/L4 \u9632\u62a4\u2014\u2014BGP\u9ed1\u6d1e\u3001Anycast\u6e05\u6d17\u3001SYN\u6d2a\u6c34\u9632\u62a4\u2014\u2014\u57fa\u4e8e\u6570\u636e\u5305\u6570\u91cf\u548c\u534f\u8bae\u884c\u4e3a\u8fdb\u884c\u64cd\u4f5c\u3002\u5b83\u4eec\u80fd\u591f\u51fa\u8272\u5730\u5438\u6536100 Gbps\u7684UDP\u653e\u5927\u653b\u51fb\u6216SYN\u6d2a\u6c34\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u653b\u51fb\u4ec5\u51ed\u6570\u91cf\u5c31\u8db3\u4ee5\u4e0e\u5408\u6cd5\u6d41\u91cf\u533a\u5206\u5f00\u3002\u786c\u4ef6\u53ef\u4ee5\u5728\u4e0d\u7406\u89e3\u6570\u636e\u5305\u5185\u5bb9\u7684\u60c5\u51b5\u4e0b\u4ee5\u7ebf\u901f\u5904\u7406\u5b83\u4eec\u3002.<\/p>\n

L7\u653b\u51fb\u6709\u6240\u4e0d\u540c\u3002HTTP\u6d2a\u6c34\u3001\u6162\u901fPOST\u3001\u7f13\u5b58\u7ed5\u8fc7\u626b\u63cf\u6216\u51ed\u8bc1\u586b\u5145\u653b\u51fb\uff0c\u5b83\u4eec\u770b\u8d77\u6765\u90fd\u50cf\u662f\u5408\u6cd5\u7684TCP\u8fde\u63a5\uff0c\u5e76\u4e14\u5177\u6709\u683c\u5f0f\u6b63\u786e\u7684HTTP\u5934\u3002\u6570\u636e\u5305\u4e00\u4e2a\u63a5\u4e00\u4e2a\u5730\u5230\u8fbe\uff0c\u4ece\u7f51\u7edc\u89d2\u5ea6\u6765\u770b\uff0c\u6bcf\u4e00\u4e2a\u90fd\u662f\u5408\u6cd5\u7684\u3002\u76f4\u5230\u6e90\u670d\u52a1\u5668\u5d29\u6e83\uff0c\u57fa\u4e8e\u6d41\u91cf\u7684\u7cfb\u7edf\u624d\u80fd\u770b\u5230\u4efb\u4f55\u5f02\u5e38\u3002.<\/p>\n

\u67b6\u6784\u4e0a\u7684\u540e\u679c\u662f\u4e0d\u53ef\u534f\u5546\u7684\uff1aL7 \u68c0\u67e5\u9700\u8981\u4e00\u4e2a\u5b8c\u5168\u5185\u8054\u7684 HTTP \u4ee3\u7406\u3002.<\/strong> \u60a8\u65e0\u6cd5\u901a\u8fc7 BGP \u8def\u7531\u5c06\u5e94\u7528\u7a0b\u5e8f\u5c42\u653b\u51fb\u4ece\u8def\u5f84\u4e2d\u6e05\u9664\u2014\u2014\u7f51\u7edc\u6e05\u6d17\u4e2d\u5fc3\u53ea\u80fd\u770b\u5230\u6570\u636e\u5305\u6d41\uff0c\u65e0\u6cd5\u68c0\u67e5\u8bf7\u6c42\u6b63\u6587\u3001\u6807\u5934\u548c\u4f1a\u8bdd\u6a21\u5f0f\u3002\u5982\u679c\u60a8\u7684 DDoS \u63d0\u4f9b\u5546\u6ca1\u6709\u7ec8\u6b62\u6bcf\u4e2a HTTP \u8fde\u63a5\u5e76\u5c06\u5e72\u51c0\u7684\u8bf7\u6c42\u4ee3\u7406\u5230\u60a8\u7684\u6e90\u670d\u52a1\u5668\uff0c\u90a3\u4e48\u65e0\u8bba\u4f9b\u5e94\u5546\u4eea\u8868\u677f\u4e0a\u663e\u793a\u4ec0\u4e48\uff0c\u60a8\u90fd\u6ca1\u6709\u4efb\u4f55 L7 \u4fdd\u62a4\u3002.<\/p>\n

\u770b\u4e0d\u89c1\u7684\u653b\u51fb<\/h2>\n

\u6700\u5371\u9669\u7684 L7 \u6a21\u5f0f\u4e5f\u662f\u6700\u5c11\u88ab\u8ba8\u8bba\u7684\uff1a \u7f13\u5b58\u7ed5\u8fc7\u653b\u51fb<\/strong>.<\/p>\n

\u4e00\u4e2a\u4e86\u89e3\u4f60\u5e94\u7528\u7a0b\u5e8f\u7f13\u5b58\u952e\u7ed3\u6784\uff08\u5927\u591a\u6570 CDN \u7f13\u5b58\u884c\u4e3a\u90fd\u662f\u516c\u5f00\u53ef\u89c2\u5bdf\u7684\uff09\u7684\u653b\u51fb\u8005\u4f1a\u6784\u9020\u8bf7\u6c42\uff0c\u4ece\u800c\u7cfb\u7edf\u6027\u5730\u89c4\u907f\u7f13\u5b58\u5185\u5bb9\u3002\u6700\u7b80\u5355\u7684\u7248\u672c\u662f\u901a\u8fc7\u9644\u52a0\u4e00\u4e2a\u968f\u673a\u67e5\u8be2\u53c2\u6570\uff08?v=7f3a2b<\/code>, ?t=1718290000<\/code>) \u5230\u6bcf\u4e2a\u8bf7\u6c42\u3002\u66f4\u5177\u9488\u5bf9\u6027\u7684\u7248\u672c\u4f1a\u8f6e\u6362 Accept-Language<\/code> \u6807\u9898, Accept-Encoding<\/code> \u4ef7\u503c\uff0c\u6216 X-Forwarded-For<\/code> \u51fb\u8d25\u7f13\u5b58\u89c4\u8303\u5316\u89c4\u5219\u7684\u5730\u5740.<\/p>\n

\u7ed3\u679c\uff1a\u6bcf\u4e2a\u8bf7\u6c42\u90fd\u76f4\u8fbe\u6e90\u7ad9\u3002\u6ca1\u6709 CDN \u7f13\u5b58\u547d\u4e2d\u3002\u6ca1\u6709\u8fb9\u7f18\u5438\u6536\u3002\u5728\u6bcf\u79d2 5000 \u4e2a\u8bf7\u6c42\uff08\u4ea7\u751f\u7684\u5e26\u5bbd\u4e0d\u5230 50 Mbps\uff09\u7684\u60c5\u51b5\u4e0b\uff0c\u4e00\u4e2a\u4e2d\u6863\u5e94\u7528\u670d\u52a1\u5668\u53ef\u4ee5\u5728\u4e24\u5230\u4e09\u5206\u949f\u5185\u8017\u5c3d\u5176\u6570\u636e\u5e93\u8fde\u63a5\u6c60\u3002\u6e90\u7ad9\u54cd\u5e94\u65f6\u95f4\u4e0b\u964d\uff0c\u8fde\u63a5\u961f\u5217\u5806\u79ef\uff0c\u5065\u5eb7\u68c0\u67e5\u5f00\u59cb\u5931\u8d25\uff0c\u8d1f\u8f7d\u5747\u8861\u5668\u5c06\u8282\u70b9\u6807\u8bb0\u4e3a\u4e0d\u5065\u5eb7\u3002.<\/p>\n

\u4ece L3\/4 \u76d1\u63a7\u4eea\u8868\u677f\u6765\u770b\uff0c\u8fd9\u770b\u8d77\u6765\u53ea\u662f\u4ea4\u901a\u91cf\u5c0f\u5e45\u589e\u957f\u3002\u6ca1\u6709\u89e6\u53d1\u5e26\u5bbd\u8b66\u62a5\u3002\u4e5f\u6ca1\u6709\u8d8a\u8fc7\u6570\u636e\u5305\u901f\u7387\u9608\u503c\u3002\u5f53\u8fd0\u8425\u5546\u6ce8\u610f\u5230\u6e90\u9519\u8bef\u7387\u4e0a\u5347\u65f6\uff0c\u5e94\u7528\u7a0b\u5e8f\u5df2\u7ecf\u65e0\u6cd5\u8bbf\u95ee\u3002.<\/p>\n

\u5728SIRAYA\u89c2\u5bdf\u5230\u7684\u4e9a\u592a\u5730\u533a\u90e8\u7f72\u73af\u5883\u4e2d\uff0c\u8fd9\u79cd\u6a21\u5f0f\u5f80\u5f80\u88ab\u4f4e\u4f30\uff0c\u56e0\u4e3a\u56e2\u961f\u5c06\u76d1\u63a7\u91cd\u70b9\u653e\u5728\u5e26\u5bbd\u56fe\u8868\u4e0a\uff0c\u800c\u975e\u6e90\u8fde\u63a5\u6df1\u5ea6\u548c\u7f13\u5b58\u547d\u4e2d\u7387\u3002 \u5728\u4e94\u5206\u949f\u5185\uff0c\u7f13\u5b58\u547d\u4e2d\u7387\u4ece92.1%\u9aa4\u964d\u81f315.1%\u624d\u662f\u771f\u6b63\u7684\u5148\u884c\u6307\u6807\u2014\u2014\u800c\u5927\u591a\u6570\u56e2\u961f\u5e76\u672a\u914d\u7f6e\u6b64\u7c7b\u544a\u8b66\u3002.<\/p>\n

API \u7ec8\u7aef\u76f2\u70b9<\/h2>\n

\u8fd8\u6709\u4e00\u79cd\u5931\u8d25\u6a21\u5f0f\u540c\u6837\u503c\u5f97\u5173\u6ce8\u3002WAF \u4ea7\u54c1\u901a\u8fc7 JavaScript \u9a8c\u8bc1\u673a\u5236\u6765\u4fdd\u62a4 Web \u5e94\u7528\u7a0b\u5e8f\uff1aCDN \u4f1a\u5206\u53d1\u4e00\u6bb5\u8f7b\u91cf\u7ea7\u7684 JavaScript \u4ee3\u7801\u7247\u6bb5\uff0c\u9a8c\u8bc1\u6d4f\u89c8\u5668\u80fd\u5426\u6267\u884c\u8be5\u4ee3\u7801\uff0c\u7136\u540e\u53d1\u653e\u4e00\u4e2a\u6388\u6743 Cookie\u3002\u6d4f\u89c8\u5668\u4f1a\u81ea\u52a8\u901a\u8fc7\u6b64\u9a8c\u8bc1\uff0c\u800c\u65e0\u6cd5\u8fd0\u884c JavaScript \u7684\u673a\u5668\u4eba\u5219\u65e0\u6cd5\u901a\u8fc7\u3002.<\/p>\n

\u8fd9\u5728 HTML \u5e94\u7528\u7a0b\u5e8f\u4e2d\u6548\u679c\u5f88\u597d\u3002\u4f46\u5728 API \u7aef\u70b9\u4e0a\u5219\u5b8c\u5168\u5931\u6548\u3002.<\/p>\n

\u4f60\u7684 \/api\/v1\/authenticate<\/code> \u7aef\u70b9\u3001\u60a8\u7684 GraphQL \u7aef\u70b9\u3001\u60a8\u7684 webhook \u63a5\u6536\u5668\u2014\u2014\u8fd9\u4e9b\u90fd\u4e0d\u662f\u7531\u6e32\u67d3\u9875\u9762\u7684\u6d4f\u89c8\u5668\u8c03\u7528\u7684\u3002\u5b83\u4eec\u662f\u7531\u79fb\u52a8\u5e94\u7528\u3001\u540e\u7aef\u670d\u52a1\u3001\u81ea\u52a8\u5316\u5ba2\u6237\u7aef\u8c03\u7528\u7684\uff0c\u540c\u6837\uff0c\u4e5f\u7531\u51ed\u8bc1\u586b\u5145\u5de5\u5177\u548c API \u6d2a\u6c34\u811a\u672c\u8c03\u7528\u3002 \u5728 API \u7aef\u70b9\u4e0a\u8bbe\u7f6e JS \u9a8c\u8bc1\u6311\u6218\uff0c\u4e0d\u4ec5\u4f1a\u7834\u574f\u60a8\u7684\u5408\u6cd5\u96c6\u6210\uff0c\u800c\u4e14\u5bf9\u90a3\u4e9b\u672c\u5c31\u4e0d\u9075\u5b88\u8be5\u89c4\u5219\u7684\u673a\u5668\u4eba\u4e5f\u6beb\u65e0\u9632\u62a4\u4f5c\u7528\u3002.<\/p>\n

\u4e00\u79cd\u4f1a\u5bfc\u81f4\u6b64\u5b89\u5168\u9690\u60a3\u7684\u5e38\u89c1\u90e8\u7f72\u6a21\u5f0f\uff1a\u5728\u4e3b\u57df\u4e0a\u914d\u7f6e\u4e86 WAF \u548c\u673a\u5668\u4eba\u7ba1\u7406\u89c4\u5219\uff0c\u5176\u4e2d \/api\/*<\/code> \u8fd9\u4e9b\u8def\u7531\u8981\u4e48\u88ab\u6311\u6218\u89c4\u5219\u6392\u9664\u5728\u5916\uff0c\u8981\u4e48\u7531\u4e00\u4e2a\u5b8c\u5168\u4e0d\u5177\u5907 WAF \u8986\u76d6\u8303\u56f4\u7684\u72ec\u7acb\u6e90\u5730\u5740\u8fdb\u884c\u5904\u7406\u3002\u800c API \u7aef\u70b9\u2014\u2014\u8fd9\u4e9b\u7aef\u70b9\u901a\u5e38\u662f\u6570\u636e\u5916\u6cc4\u3001\u8d26\u6237\u63a5\u7ba1\u548c\u670d\u52a1\u4e2d\u65ad\u7684\u9ad8\u4ef7\u503c\u653b\u51fb\u9762\u2014\u2014\u5219\u5904\u4e8e\u66b4\u9732\u72b6\u6001\u3002.<\/p>\n

\u5bf9\u4e8e API \u8def\u5f84\uff0c\u7b2c 7 \u5c42 DDoS \u9632\u62a4\u9700\u8981\u4e00\u5957\u4e0d\u540c\u7684\u5de5\u5177\u96c6\uff1a\u57fa\u4e8e\u7ecf\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u7684\u4ee4\u724c\u6216 API \u5bc6\u94a5\uff08\u800c\u975e IP \u5730\u5740\uff09\u8fdb\u884c\u901f\u7387\u9650\u5236\uff0c TLS \u6307\u7eb9\u5206\u6790\uff08\u4f7f\u7528 JA3\/JA4 \u7b7e\u540d\u8bc6\u522b\u975e\u6d4f\u89c8\u5668\u5ba2\u6237\u7aef\uff09\u3001\u8bf7\u6c42\u6b63\u6587\u5f02\u5e38\u68c0\u6d4b\uff0c\u4ee5\u53ca\u9488\u5bf9\u6bcf\u4e2a\u7aef\u70b9\u7684 RPS \u9608\u503c\u2014\u2014\u8fd9\u4e9b\u9608\u503c\u5e94\u6839\u636e\u5b9e\u9645\u6d41\u91cf\u57fa\u7ebf\u8fdb\u884c\u8c03\u6574\uff0c\u800c\u975e\u91c7\u7528\u5168\u5c40\u9ed8\u8ba4\u503c\u3002.<\/p>\n

\u4e3a\u4ec0\u4e48\u57fa\u4e8e IP \u7684\u901f\u7387\u9650\u5236\u5728 APAC \u89c4\u6a21\u4e0b\u4f1a\u5931\u8d25<\/h2>\n

\u57fa\u4e8e IP \u7684\u901f\u7387\u9650\u5236\u662f\u5927\u591a\u6570\u56e2\u961f\u9996\u5148\u4f1a\u91c7\u53d6\u7684\u63a7\u5236\u63aa\u65bd\uff0c\u800c\u5728\u8bb8\u591a\u4e9a\u592a\u5730\u533a\u7684\u90e8\u7f72\u4e2d\uff0c\u5b83\u5e26\u6765\u7684\u95ee\u9898\u6bd4\u89e3\u51b3\u7684\u95ee\u9898\u8fd8\u8981\u591a\u3002.<\/p>\n

\u4e1c\u5357\u4e9a\u3001\u97e9\u56fd\u4ee5\u53ca\u4e2d\u56fd\u90e8\u5206\u5730\u533a\u7684\u79fb\u52a8\u8fd0\u8425\u5546\u7f51\u7edc\u4f7f\u7528\u5927\u89c4\u6a21\u8fd0\u8425\u5546\u7ea7NAT\uff08CGNAT\uff09\u3002\u6210\u5343\u4e0a\u4e07\u7684\u5408\u6cd5\u7528\u6237\u53ef\u4ee5\u5171\u4eab\u4e00\u4e2a\u516c\u5171IP\u5730\u5740\u3002\u4e3a\u963b\u6b62\u6076\u610f\u722c\u866b\u800c\u8bbe\u7f6e\u7684IP\u901f\u7387\u9650\u5236\u4f1a\u89e6\u53d1\u4e3b\u8981\u79fb\u52a8\u8fd0\u8425\u5546\u7684IP\u5757\uff0c\u5bfc\u81f4\u771f\u5b9e\u7528\u6237\u7684\u5408\u6cd5\u6d41\u91cf\u5728\u4e2d\u9014\u88ab\u4e22\u5f03\u3002\u8fd9\u8868\u73b0\u4e3a429\u9519\u8bef\u7a81\u7136\u6fc0\u589e\uff0c\u5e76\u4e14\u4e3b\u8981\u96c6\u4e2d\u5728\u79fb\u52a8\u7528\u6237\u7ec6\u5206\u7fa4\u4f53\u4e2d\u2014\u2014\u8fd9\u901a\u5e38\u5f52\u548e\u4e8eCDN\uff0c\u6709\u65f6\u5f52\u548e\u4e8e\u5e94\u7528\u7a0b\u5e8f\uff0c\u5f88\u5c11\u80fd\u8ffd\u6eaf\u5230\u901f\u7387\u9650\u5236\u914d\u7f6e\u3002.<\/p>\n

\u4e0e\u6b64\u540c\u65f6\uff0c\u4e00\u4e2a\u8d22\u529b\u96c4\u539a\u7684\u653b\u51fb\u8005\u901a\u8fc7\u4f4f\u5b85\u4ee3\u7406\u7f51\u7edc\u8fdb\u884c\u653b\u51fb\uff0c\u4f1a\u5c06\u653b\u51fb\u6d41\u91cf\u5206\u6563\u5230\u6210\u5343\u4e0a\u4e07\u4e2a IP \u5730\u5740\u4e0a\uff0c\u4f7f\u5f97\u6bcf\u4e2a IP \u5730\u5740\u7684\u72ec\u7acb\u8bf7\u6c42\u901f\u7387\u90fd\u4f4e\u4e8e\u4efb\u4f55\u80fd\u591f\u89e3\u51b3 CGNAT \u95ee\u9898\u7684\u9608\u503c\u3002.<\/p>\n

\u5728\u5e94\u7528\u5c42\uff0c\u66f4\u7a33\u59a5\u7684\u505a\u6cd5\u662f\u6839\u636e\u7ecf\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u7684\u4f1a\u8bdd\u3001API \u4ee4\u724c\u6216\u884c\u4e3a\u6307\u7eb9\u6765\u9650\u5236\u901f\u7387\uff0c\u800c\u4e0d\u662f\u6839\u636e IP \u5730\u5740\u3002\u5bf9\u4e8e\u65e0\u6cd5\u91c7\u7528\u4e0a\u8ff0\u65b9\u6cd5\u7684\u672a\u7ecf\u9a8c\u8bc1\u7684\u7aef\u70b9\uff0c\u5e94\u8003\u8651\u91c7\u7528\u8f83\u77ed\u65f6\u95f4\u7a97\u53e3\u7684\u7a81\u53d1\u6d41\u91cf\u9650\u5236\uff0c\u5e76\u7ed3\u5408\u6e10\u8fdb\u5f0f\u9a8c\u8bc1\u5f3a\u5ea6\u63d0\u5347\u673a\u5236\uff0c\u800c\u975e\u5bf9\u6bcf\u4e2a IP \u5730\u5740\u5b9e\u65bd\u786c\u6027\u9650\u5236\u3002.<\/p>\n

\u6e90 IP \u66b4\u9732\uff0c\u4ee4\u8fb9\u7f18\u9632\u62a4\u5931\u6548<\/h2>\n

\u5982\u679c\u653b\u51fb\u8005\u77e5\u9053\u60a8\u7684\u6e90\u670d\u52a1\u5668\u7684 IP \u5730\u5740\u5e76\u76f4\u63a5\u5bf9\u5176\u53d1\u8d77\u653b\u51fb\uff0c\u90a3\u4e48\u90e8\u7f72\u4e00\u4e2a\u5177\u5907\u5b8c\u6574 WAF \u548c L7 DDoS \u9632\u62a4\u529f\u80fd\u7684 CDN \u4e5f\u65e0\u6cd5\u63d0\u4f9b\u4efb\u4f55\u4fdd\u62a4\u3002.<\/p>\n

\u6e90IP\u5730\u5740\u6bd4\u5927\u591a\u6570\u56e2\u961f\u9884\u671f\u7684\u66f4\u5bb9\u6613\u88ab\u53d1\u73b0\u3002\u5386\u53f2DNS\u8bb0\u5f55\uff08CDN\u8fc1\u79fb\u524d\uff09\u3001SSL\u8bc1\u4e66\u900f\u660e\u5ea6\u65e5\u5fd7\u3001\u5e94\u7528\u7a0b\u5e8f\u7ea7\u9519\u8bef\u6d88\u606f\u4e2d\u7559\u4e0b\u7684IPv6\u5730\u5740\u3001CDN\u672a\u6db5\u76d6\u7684\u5b50\u57df\u4e0a\u7684A\u8bb0\u5f55\uff0c\u6216\u914d\u7f6e\u9519\u8bef\u7684\u6682\u5b58\u73af\u5883\u7684\u54cd\u5e94\u2014\u2014\u8fd9\u4e9b\u4e2d\u7684\u4efb\u4f55\u4e00\u4e2a\u90fd\u53ef\u80fd\u66b4\u9732\u6e90\u670d\u52a1\u5668\u3002\u653b\u51fb\u8005\u5728\u53d1\u8d77\u5e94\u7528\u5c42\u653b\u51fb\u4e4b\u524d\u4f1a\u4f8b\u884c\u6536\u96c6\u8fd9\u4e9b\u4fe1\u606f\uff0c\u7279\u522b\u662f\u4e3a\u4e86\u7ed5\u8fc7\u8fb9\u7f18\u4fdd\u62a4\u3002.<\/p>\n

\u4fee\u590d\u65b9\u6cd5\u662f\u5c06\u6e90 IP \u9690\u85cf\u89c6\u4e3a L7 DDoS \u9632\u62a4\u67b6\u6784\u7684\u5f3a\u5236\u6027\u8981\u6c42\uff0c\u800c\u4e0d\u662f\u9526\u4e0a\u6dfb\u82b1\u3002\u5728\u9632\u706b\u5899\u5c42\u9762\uff0c\u4ec5\u63a5\u53d7\u6765\u81ea CDN \u63d0\u4f9b\u5546\u5df2\u53d1\u5e03\u7684 IP \u5730\u5740\u8303\u56f4\u7684\u5165\u7ad9 HTTP\/HTTPS \u8fde\u63a5\uff0c\u5e76\u62d2\u7edd\u6240\u6709\u5176\u4ed6\u8fde\u63a5\u3002\u5bf9\u4e8e\u66f4\u9ad8\u5b89\u5168\u8981\u6c42\u7684\u8bbe\u7f6e\uff0c\u8bf7\u7528\u51fa\u7ad9\u96a7\u9053\uff08Cloudflare Tunnel\u3001AWS PrivateLink \u6216\u540c\u7b49\u4ea7\u54c1\uff09\u5b8c\u5168\u66ff\u6362\u76f4\u63a5\u7684\u6e90\u66b4\u9732\uff0c\u8fd9\u6837\u6e90\u5b8c\u5168\u4e0d\u9700\u8981\u63a5\u53d7\u516c\u5171\u5165\u7ad9\u8fde\u63a5\u3002.<\/p>\n

\u9009\u62e9\u6b63\u786e\u7684\u9632\u5fa1\u67b6\u6784<\/h2>\n

\u5b9e\u9645\u7684\u51b3\u5b9a\u4e0d\u662f\u201cL3\/4 \u6216 L7\u201d\uff0c\u800c\u662f\u7406\u89e3\u54ea\u4e2a\u5c42\u4ee3\u8868\u4e86\u60a8\u4e3b\u8981\u7684\u653b\u51fb\u9762\u3002.<\/p>\n

\u5982\u679c\u60a8\u8fd0\u884c\u7684\u57fa\u7840\u8bbe\u65bd\u56e0\u5176\u672c\u8d28\uff08\u4f8b\u5982\u5927\u578b DNS \u89e3\u6790\u5668\u3001\u91d1\u878d\u4ea4\u6613\u6240\u3001\u5904\u7406\u5927\u91cf\u8fde\u63a5\u7684\u5728\u7ebf\u6e38\u620f\u5e73\u53f0\uff09\u800c\u6210\u4e3a\u6d41\u91cf\u653b\u51fb\u7684\u76ee\u6807\uff0c\u60a8\u5c31\u9700\u8981\u4e00\u4e2a\u9ad8\u5bb9\u91cf\u7684\u4efb\u64ad\u7f51\u7edc\u6765\u8986\u76d6 L3\/L4 \u5c42\uff0c\u5e76\u7f6e\u4e8e\u6240\u6709\u5176\u4ed6\u5c42\u4e4b\u4e0a\u3002.<\/p>\n

\u5982\u679c\u60a8\u8fd0\u884c\u7684\u662f Web \u5e94\u7528\u7a0b\u5e8f\u6216 API\uff0c\u90a3\u4e48\u98ce\u9669\u51e0\u4e4e\u80af\u5b9a\u96c6\u4e2d\u5728 L7 \u5c42\u3002\u4e2d\u7b49\u89c4\u6a21\u7684\u5e94\u7528\u7a0b\u5e8f\u901a\u5e38\u4e0d\u4f1a\u906d\u9047 500 Gbps \u7684 UDP \u6d2a\u6c34\u653b\u51fb\u3002 \u5b83\u53ef\u80fd\u4f1a\u906d\u9047\u6bcf\u79d230,000\u6b21\u9488\u5bf9\u672a\u7ecf\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u7684\u5bc6\u7801\u91cd\u7f6e\u7aef\u70b9\u7684HTTP\u8bf7\u6c42\uff0c\u6216\u662f8,000\u4e2a\u6162\u901f\u8fde\u63a5\u5360\u7528\u6240\u6709\u53ef\u7528\u5de5\u4f5c\u7ebf\u7a0b\uff0c\u53c8\u6216\u662f\u9488\u5bf9\u6027\u722c\u53d6\uff0c\u65e8\u5728\u8017\u5c3d\u60a8\u7684\u641c\u7d22\u7d22\u5f15\u67e5\u8be2\u914d\u989d\u3002.<\/p>\n

\u5bf9\u4e8e\u5927\u591a\u6570 Web \u548c API \u5de5\u4f5c\u8d1f\u8f7d\u800c\u8a00\uff0c\u5728 CDN \u8fb9\u7f18\u5b9e\u65bd\u7684 L7 \u5185\u8054\u9632\u62a4\u6240\u8986\u76d6\u7684\u5b9e\u9645\u653b\u51fb\u9762\uff0c\u6bd4\u4ec5\u9760 L3\/4 \u6e05\u6d17\u8981\u66f4\u5e7f\u3002.<\/strong> \u4e24\u5c42\u7ed3\u5408\u662f\u751f\u4ea7\u7ea7\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u4f46\u5982\u679c\u60a8\u5fc5\u987b\u4f18\u5148\u8003\u8651\u8986\u76d6\u8303\u56f4\uff0c\u540c\u65f6\u8003\u8651\u6210\u672c\u6216\u8fd0\u8425\u590d\u6742\u6027\uff0c\u90a3\u4e48\u5e94\u7528\u7a0b\u5e8f\u5c42\u5c31\u662f\u73b0\u4ee3\u653b\u51fb\u7684\u7740\u9646\u70b9\u3002.<\/p>\n

SIRAYA \u9488\u5bf9\u5728\u4e9a\u592a\u5730\u533a\u90e8\u7f72\u7684\u5e94\u7528\u7a0b\u5e8f\u63a8\u8350\u7684\u4e00\u79cd\u5e38\u89c1\u67b6\u6784\u91c7\u7528\u4e09\u5c42\u67b6\u6784\uff1a\u7b2c\u4e00\u5c42\u662f\u96c6\u6210 WAF \u548c\u673a\u5668\u4eba\u7ba1\u7406\u529f\u80fd\u7684\u4efb\u64ad CDN \u8fb9\u7f18\u8282\u70b9\uff0c\u4f5c\u4e3a\u9996\u4e2a\u63a5\u89e6\u70b9\uff1b\u7b2c\u4e8c\u5c42\u662f\u5728\u8d1f\u8f7d\u5747\u8861\u5668\u5c42\u5b9e\u65bd\u6e90\u670d\u52a1\u5668\u7ea7\u8fde\u63a5\u901f\u7387\u9650\u5236\uff08\u91c7\u7528\u4fdd\u5b88\u8c03\u4f18\u4ee5\u907f\u514d CGNAT \u8bef\u62a5\uff09\uff0c \u4ee5\u53ca\u5728 API \u7f51\u5173\u5c42\u9488\u5bf9\u7ecf\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u7684 API \u8def\u5f84\u5b9e\u65bd\u7684\u6bcf\u7aef\u70b9\u901f\u7387\u9650\u5236\u3002\u6bcf\u4e2a\u5c42\u7ea7\u5904\u7406\u5176\u6700\u64c5\u957f\u68c0\u6d4b\u7684\u5185\u5bb9\uff1b\u4e0d\u671f\u671b\u4efb\u4f55\u5355\u4e00\u5c42\u7ea7\u80fd\u591f\u963b\u6b62\u6240\u6709\u653b\u51fb\u3002.<\/p>\n

WAF \u6a21\u5f0f\u90e8\u7f72\u7684\u98ce\u9669<\/h2>\n

\u4e00\u79cd\u51fa\u4eba\u610f\u6599\u5730\u9891\u7e41\u51fa\u73b0\u7684\u8fd0\u884c\u6545\u969c\uff1a\u90e8\u7f72\u5728\u201c\u68c0\u6d4b\u201d\u6216\u201c\u4ec5\u8bb0\u5f55\u201d\u6a21\u5f0f\u4e0b\u7684 WAF \u89c4\u5219\u96c6\uff0c\u5728\u6d41\u91cf\u6fc0\u589e\u4e4b\u524d\u4ece\u672a\u88ab\u63d0\u5347\u81f3\u201c\u963b\u6b62\u201d\u6a21\u5f0f\u3002.<\/p>\n

\u8fd9\u79cd\u601d\u8def\u53ef\u4ee5\u7406\u89e3\u2014\u2014\u56e2\u961f\u5e0c\u671b\u5728\u4e25\u683c\u6267\u884c\u89c4\u5219\u4e4b\u524d\u5148\u89c2\u5bdf\u4e00\u4e0b\u8bef\u62a5\u60c5\u51b5\u3002\u4f46\u201c\u68c0\u6d4b\u6a21\u5f0f\u201d\u5e76\u975e\u9632\u62a4\u63aa\u65bd\uff0c\u800c\u662f\u76d1\u63a7\u624b\u6bb5\u3002\u5728\u9762\u4e34\u771f\u5b9e\u653b\u51fb\u7684\u751f\u4ea7\u73af\u5883\u4e2d\uff0c\u4e00\u4e2a\u4ec5\u8bb0\u5f55\u4e8b\u4ef6\u800c\u4e0d\u8fdb\u884c\u62e6\u622a\u7684WAF\u7cfb\u7edf\uff0c\u53ea\u80fd\u4e3a\u4e8b\u540e\u62a5\u544a\u63d0\u4f9b\u7d20\u6750\uff0c\u800c\u65e0\u6cd5\u771f\u6b63\u9884\u9632\u4e8b\u4ef6\u53d1\u751f\u3002.<\/p>\n

\u66f4\u4f73\u7684\u64cd\u4f5c\u5b9e\u8df5\u662f\uff1a\u9996\u5148\u5728\u98ce\u9669\u8f83\u4f4e\u7684\u7ec8\u7aef\uff08\u9759\u6001\u8d44\u6e90\u8def\u5f84\u3001\u6587\u6863\u9875\u9762\uff09\u4e0a\u4ee5\u5206\u6279\u6a21\u5f0f\u90e8\u7f72\u5e76\u8fdb\u884c\u76d1\u63a7\uff0c\u968f\u540e\u9010\u6b65\u5c06\u89c4\u5219\u6267\u884c\u8303\u56f4\u6269\u5c55\u81f3\u654f\u611f\u5ea6\u66f4\u9ad8\u7684\u8def\u5f84\uff0c\u4f8b\u5982\u8eab\u4efd\u9a8c\u8bc1\u548c API \u7ec8\u7aef\u3002\u8fd9\u79cd\u505a\u6cd5\u65e2\u80fd\u5728\u89c2\u5bdf\u671f\u5185\u907f\u514d\u6574\u4e2a\u5e94\u7528\u7a0b\u5e8f\u66b4\u9732\u5728\u98ce\u9669\u4e2d\uff0c\u53c8\u80fd\u589e\u5f3a\u5bf9\u89c4\u5219\u8c03\u4f18\u7684\u4fe1\u5fc3\u3002.<\/p>\n

\u7b2c7\u5c42DDoS\u9632\u62a4\u5e76\u975e\u4e70\u6765\u540e\u4fbf\u53ef\u7f6e\u4e4b\u4e0d\u7406\u7684\u4ea7\u54c1\u3002\u5b83\u9700\u8981\u6839\u636e\u60a8\u5177\u4f53\u5e94\u7528\u7a0b\u5e8f\u7684\u6d41\u91cf\u6a21\u5f0f\u3001API\u67b6\u6784\u3001\u8eab\u4efd\u9a8c\u8bc1\u6a21\u578b\u4ee5\u53ca\u7528\u6237\u5730\u7406\u5206\u5e03\u8fdb\u884c\u914d\u7f6e\u3002 \u5728\u771f\u5b9e\u7684\u5b9a\u5411\u653b\u51fb\u4e2d\uff0c\u9ed8\u8ba4\u914d\u7f6e\u5f88\u5c11\u80fd\u594f\u6548\u3002\u80fd\u591f\u62b5\u5fa1\u653b\u51fb\u7684\u56e2\u961f\uff0c\u662f\u90a3\u4e9b\u6839\u636e\u81ea\u8eab\u57fa\u7ebf\u6d41\u91cf\u8c03\u6574\u4e86\u89c4\u5219\u3001\u51c6\u786e\u638c\u63e1\u7f13\u5b58\u7cfb\u7edf\u5728\u9ad8\u8d1f\u8f7d\u4e0b\u7684\u884c\u4e3a\uff0c\u5e76\u4e14\u5728\u653b\u51fb\u8005\u5f00\u59cb\u641c\u5bfb\u6e90\u670d\u52a1\u5668\u4e4b\u524d\u5c31\u5df2\u5c06\u5176\u9690\u85cf\u7684\u56e2\u961f\u3002.<\/p>","protected":false},"excerpt":{"rendered":"

Most teams that get hit by an application-layer attack already had DDoS protection deployed. The protection just wasn’t covering the right layer. Layer 7 DDoS protection solves a fundamentally different problem than network-layer defenses, and treating them as interchangeable is one of the most common and costly infrastructure mistakes in production. The Layer Split Is […]<\/p>\n","protected":false},"author":4,"featured_media":7104,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","footnotes":""},"categories":[22],"tags":[],"class_list":["post-7081","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-security"],"acf":[],"yoast_head":"\nHow to Implement Layer 7 DDoS Protection for Apps - SIRAYA Technologies<\/title>\n<meta name=\"description\" content=\"Discover Layer 7 DDoS protection best practices for securing web apps and APIs from modern application-layer attacks.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sirayatech.com\/cn\/security\/layer-7-ddos-protection\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Implement Layer 7 DDoS Protection for Apps - 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