{"id":2919,"date":"2018-07-08T15:25:50","date_gmt":"2018-07-08T07:25:50","guid":{"rendered":"http:\/\/www.xttblog.com\/?p=2919"},"modified":"2018-07-08T15:25:50","modified_gmt":"2018-07-08T07:25:50","slug":"ddos-%e6%94%bb%e5%87%bb%e7%9a%84%e9%98%b2%e8%8c%83%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/www.xttblog.com\/?p=2919","title":{"rendered":"DDOS \u653b\u51fb\u7684\u9632\u8303\u6559\u7a0b"},"content":{"rendered":"

\n\t\u4e00\u4e2a\u591a\u6708\u524d\uff0c\u6211\u7684\u4e2a\u4eba\u7f51\u7ad9\u906d\u53d7 DDOS \u653b\u51fb\uff0c\u4e0b\u7ebf\u4e8650\u591a\u4e2a\u5c0f\u65f6\u3002\u8fd9\u7bc7\u6587\u7ae0\u5c31\u6765\u8c08\u8c08\uff0c\u5982\u4f55\u5e94\u5bf9\u8fd9\u79cd\u653b\u51fb\u3002\n<\/p>\n

\n\t\u9700\u8981\u8bf4\u660e\u7684\u662f\uff0c\u6211\u5bf9 DDOS \u5e76\u4e0d\u7cbe\u901a\uff0c\u4ece\u6ca1\u60f3\u8fc7\u81ea\u5df1\u4f1a\u6210\u4e3a\u653b\u51fb\u76ee\u6807\u3002\u653b\u51fb\u53d1\u751f\u4ee5\u540e\uff0c\u5f88\u591a\u7d20\u6627\u5e73\u751f\u7684\u670b\u53cb\u63d0\u4f9b\u4e86\u5404\u79cd\u5e2e\u52a9\u548c\u5efa\u8bae\uff0c\u8ba9\u6211\u5b66\u5230\u4e86\u5f88\u591a\u4e1c\u897f\u3002\u8fd9\u91cc\u8bb0\u5f55\u7684\u5c31\u662f\u5bf9\u6211\u6700\u6709\u5e2e\u52a9\u7684\u4e00\u4e9b\u89e3\u51b3\u65b9\u6848\u3002\n<\/p>\n

\n\t\"\"\n<\/p>\n

\n\t\u4e00\u3001DDOS \u662f\u4ec0\u4e48\uff1f
\n<\/h2>\n

\n\t\u9996\u5148\uff0c\u6211\u6765\u89e3\u91ca\u4e00\u4e0b\uff0cDDOS \u662f\u4ec0\u4e48\u3002\n<\/p>\n

\n\t\u4e3e\u4f8b\u6765\u8bf4\uff0c\u6211\u5f00\u4e86\u4e00\u5bb6\u9910\u5385\uff0c\u6b63\u5e38\u60c5\u51b5\u4e0b\uff0c\u6700\u591a\u53ef\u4ee5\u5bb9\u7eb330\u4e2a\u4eba\u540c\u65f6\u8fdb\u9910\u3002\u4f60\u76f4\u63a5\u8d70\u8fdb\u9910\u5385\uff0c\u627e\u4e00\u5f20\u684c\u5b50\u5750\u4e0b\u70b9\u9910\uff0c\u9a6c\u4e0a\u5c31\u53ef\u4ee5\u5403\u5230\u4e1c\u897f\u3002\n<\/p>\n

\n\t\"\"\n<\/p>\n

\n\t\u5f88\u4e0d\u5e78\uff0c\u6211\u5f97\u7f6a\u4e86\u4e00\u4e2a\u6d41\u6c13\u3002\u4ed6\u6d3e\u51fa300\u4e2a\u4eba\u540c\u65f6\u6d8c\u8fdb\u9910\u5385\u3002\u8fd9\u4e9b\u4eba\u770b\u4e0a\u53bb\u8ddf\u6b63\u5e38\u7684\u987e\u5ba2\u4e00\u6837\uff0c\u6bcf\u4e2a\u90fd\u8bf4"\u8d76\u5feb\u4e0a\u9910"\u3002\u4f46\u662f\uff0c\u9910\u5385\u7684\u5bb9\u91cf\u53ea\u670930\u4e2a\u4eba\uff0c\u6839\u672c\u4e0d\u53ef\u80fd\u540c\u65f6\u6ee1\u8db3\u8fd9\u4e48\u591a\u7684\u70b9\u9910\u9700\u6c42\uff0c\u52a0\u4e0a\u4ed6\u4eec\u628a\u95e8\u53e3\u90fd\u5835\u6b7b\u4e86\uff0c\u91cc\u4e09\u5c42\u5916\u4e09\u5c42\uff0c\u6b63\u5e38\u7528\u9910\u7684\u5ba2\u4eba\u6839\u672c\u8fdb\u4e0d\u6765\uff0c\u5b9e\u9645\u4e0a\u5c31\u628a\u9910\u5385\u762b\u75ea\u4e86\u3002\n<\/p>\n

\n\t\"\"\n<\/p>\n

\n\t\u8fd9\u5c31\u662f DDOS \u653b\u51fb\uff0c\u5b83\u5728\u77ed\u65f6\u95f4\u5185\u53d1\u8d77\u5927\u91cf\u8bf7\u6c42\uff0c\u8017\u5c3d\u670d\u52a1\u5668\u7684\u8d44\u6e90\uff0c\u65e0\u6cd5\u54cd\u5e94\u6b63\u5e38\u7684\u8bbf\u95ee\uff0c\u9020\u6210\u7f51\u7ad9\u5b9e\u8d28\u4e0b\u7ebf\u3002\n<\/p>\n

\n\tDDOS \u91cc\u9762\u7684 DOS \u662f denial of service\uff08\u505c\u6b62\u670d\u52a1\uff09\u7684\u7f29\u5199\uff0c\u8868\u793a\u8fd9\u79cd\u653b\u51fb\u7684\u76ee\u7684\uff0c\u5c31\u662f\u4f7f\u5f97\u670d\u52a1\u4e2d\u65ad\u3002\u6700\u524d\u9762\u7684\u90a3\u4e2a D \u662f distributed \uff08\u5206\u5e03\u5f0f\uff09\uff0c\u8868\u793a\u653b\u51fb\u4e0d\u662f\u6765\u81ea\u4e00\u4e2a\u5730\u65b9\uff0c\u800c\u662f\u6765\u81ea\u56db\u9762\u516b\u65b9\uff0c\u56e0\u6b64\u66f4\u96be\u9632\u3002\u4f60\u5173\u4e86\u524d\u95e8\uff0c\u4ed6\u4ece\u540e\u95e8\u8fdb\u6765\uff1b\u4f60\u5173\u4e86\u540e\u95e8\uff0c\u4ed6\u4ece\u7a97\u53e3\u8df3\u8d77\u6765\u3002\n<\/p>\n

\n\t\u4e8c\u3001DDOS \u7684\u79cd\u7c7b
\n<\/h2>\n

\n\tDDOS \u4e0d\u662f\u4e00\u79cd\u653b\u51fb\uff0c\u800c\u662f\u4e00\u5927\u7c7b\u653b\u51fb\u7684\u603b\u79f0\u3002\u5b83\u6709\u51e0\u5341\u79cd\u7c7b\u578b\uff0c\u65b0\u7684\u653b\u51fb\u65b9\u6cd5\u8fd8\u5728\u4e0d\u65ad\u53d1\u660e\u51fa\u6765\u3002\u7f51\u7ad9\u8fd0\u884c\u7684\u5404\u4e2a\u73af\u8282\uff0c\u90fd\u53ef\u4ee5\u662f\u653b\u51fb\u76ee\u6807\u3002\u53ea\u8981\u628a\u4e00\u4e2a\u73af\u8282\u653b\u7834\uff0c\u4f7f\u5f97\u6574\u4e2a\u6d41\u7a0b\u8dd1\u4e0d\u8d77\u6765\uff0c\u5c31\u8fbe\u5230\u4e86\u762b\u75ea\u670d\u52a1\u7684\u76ee\u7684\u3002\n<\/p>\n

\n\t\u5176\u4e2d\uff0c\u6bd4\u8f83\u5e38\u89c1\u7684\u4e00\u79cd\u653b\u51fb\u662f cc \u653b\u51fb\u3002\u5b83\u5c31\u662f\u7b80\u5355\u7c97\u66b4\u5730\u9001\u6765\u5927\u91cf\u6b63\u5e38\u7684\u8bf7\u6c42\uff0c\u8d85\u51fa\u670d\u52a1\u5668\u7684\u6700\u5927\u627f\u53d7\u91cf\uff0c\u5bfc\u81f4\u5b95\u673a\u3002\u6211\u906d\u9047\u7684\u5c31\u662f cc \u653b\u51fb\uff0c\u6700\u591a\u7684\u65f6\u5019\u5168\u4e16\u754c\u5927\u698220\u591a\u4e2a IP \u5730\u5740\u8f6e\u6d41\u53d1\u51fa\u8bf7\u6c42\uff0c\u6bcf\u4e2a\u5730\u5740\u7684\u8bf7\u6c42\u91cf\u5728\u6bcf\u79d2200\u6b21~300\u6b21\u3002\u6211\u770b\u8bbf\u95ee\u65e5\u5fd7\u7684\u65f6\u5019\uff0c\u5c31\u89c9\u5f97\u90a3\u4e9b\u8bf7\u6c42\u50cf\u6d2a\u6c34\u4e00\u6837\u6d8c\u6765\uff0c\u4e00\u7728\u773c\u5c31\u662f\u4e00\u5927\u5806\uff0c\u51e0\u5206\u949f\u7684\u65f6\u95f4\uff0c\u65e5\u5fd7\u6587\u4ef6\u7684\u4f53\u79ef\u5c31\u5927\u4e86100MB\u3002\u8bf4\u5b9e\u8bdd\uff0c\u8fd9\u53ea\u80fd\u7b97\u5c0f\u653b\u51fb\uff0c\u4f46\u662f\u6211\u7684\u4e2a\u4eba\u7f51\u7ad9\u6ca1\u6709\u4efb\u4f55\u9632\u62a4\uff0c\u670d\u52a1\u5668\u8fd8\u662f\u8ddf\u5176\u4ed6\u4eba\u5171\u4eab\u7684\uff0c\u8fd9\u79cd\u6d41\u91cf\u4e00\u6765\u7acb\u523b\u5c31\u4e0b\u7ebf\u4e86\u3002\n<\/p>\n

\n\t\u672c\u6587\u4ee5\u4e0b\u7684\u5185\u5bb9\u90fd\u662f\u9488\u5bf9 cc \u653b\u51fb\u3002\n<\/p>\n

\n\t\u4e09\u3001\u5907\u4efd\u7f51\u7ad9
\n<\/h2>\n

\n\t\u9632\u8303 DDOS \u7684\u7b2c\u4e00\u6b65\uff0c\u5c31\u662f\u4f60\u8981\u6709\u4e00\u4e2a\u5907\u4efd\u7f51\u7ad9\uff0c\u6216\u8005\u6700\u4f4e\u9650\u5ea6\u6709\u4e00\u4e2a\u4e34\u65f6\u4e3b\u9875\u3002\u751f\u4ea7\u670d\u52a1\u5668\u4e07\u4e00\u4e0b\u7ebf\u4e86\uff0c\u53ef\u4ee5\u7acb\u523b\u5207\u6362\u5230\u5907\u4efd\u7f51\u7ad9\uff0c\u4e0d\u81f3\u4e8e\u6beb\u65e0\u529e\u6cd5\u3002\n<\/p>\n

\n\t\u5907\u4efd\u7f51\u7ad9\u4e0d\u4e00\u5b9a\u662f\u5168\u529f\u80fd\u7684\uff0c\u5982\u679c\u80fd\u505a\u5230\u5168\u9759\u6001\u6d4f\u89c8\uff0c\u5c31\u80fd\u6ee1\u8db3\u9700\u6c42\u3002\u6700\u4f4e\u9650\u5ea6\u5e94\u8be5\u53ef\u4ee5\u663e\u793a\u516c\u544a\uff0c\u544a\u8bc9\u7528\u6237\uff0c\u7f51\u7ad9\u51fa\u4e86\u95ee\u9898\uff0c\u6b63\u5728\u5168\u529b\u62a2\u4fee\u3002\u6211\u7684\u4e2a\u4eba\u7f51\u7ad9\u4e0b\u7ebf\u7684\u65f6\u5019\uff0c\u6211\u5c31\u505a\u4e86\u4e00\u4e2a\u4e34\u65f6\u4e3b\u9875<\/a>\uff0c\u5f88\u7b80\u5355\u7684\u51e0\u884c HTML \u4ee3\u7801<\/a>\u3002\n<\/p>\n

\n\t\u8fd9\u79cd\u4e34\u65f6\u4e3b\u9875\u5efa\u8bae\u653e\u5230 Github Pages<\/a> \u6216\u8005 Netlify<\/a>\uff0c\u5b83\u4eec\u7684\u5e26\u5bbd\u5927\uff0c\u53ef\u4ee5\u5e94\u5bf9\u653b\u51fb\uff0c\u800c\u4e14\u90fd\u652f\u6301\u7ed1\u5b9a\u57df\u540d\uff0c\u8fd8\u80fd\u4ece\u6e90\u7801\u81ea\u52a8\u6784\u5efa\u3002\n<\/p>\n

\n\t\u56db\u3001HTTP \u8bf7\u6c42\u7684\u62e6\u622a
\n<\/h2>\n

\n\t\u5982\u679c\u6076\u610f\u8bf7\u6c42\u6709\u7279\u5f81\uff0c\u5bf9\u4ed8\u8d77\u6765\u5f88\u7b80\u5355\uff1a\u76f4\u63a5\u62e6\u622a\u5b83\u5c31\u884c\u4e86\u3002\n<\/p>\n

\n\tHTTP \u8bf7\u6c42\u7684\u7279\u5f81\u4e00\u822c\u6709\u4e24\u79cd\uff1aIP \u5730\u5740\u548c User Agent \u5b57\u6bb5\u3002\u6bd4\u5982\uff0c\u6076\u610f\u8bf7\u6c42\u90fd\u662f\u4ece\u67d0\u4e2a IP \u6bb5\u53d1\u51fa\u7684\uff0c\u90a3\u4e48\u628a\u8fd9\u4e2a IP \u6bb5\u5c01\u6389\u5c31\u884c\u4e86\u3002\u6216\u8005\uff0c\u5b83\u4eec\u7684 User Agent \u5b57\u6bb5\u6709\u7279\u5f81\uff08\u5305\u542b\u67d0\u4e2a\u7279\u5b9a\u7684\u8bcd\u8bed\uff09\uff0c\u90a3\u5c31\u628a\u5e26\u6709\u8fd9\u4e2a\u8bcd\u8bed\u7684\u8bf7\u6c42\u62e6\u622a\u3002\n<\/p>\n

\n\t\u62e6\u622a\u53ef\u4ee5\u5728\u4e09\u4e2a\u5c42\u6b21\u505a\u3002\n<\/p>\n

\n\t\uff081\uff09\u4e13\u7528\u786c\u4ef6<\/strong>\n<\/p>\n

\n\tWeb \u670d\u52a1\u5668\u7684\u524d\u9762\u53ef\u4ee5\u67b6\u8bbe\u786c\u4ef6\u9632\u706b\u5899\uff0c\u4e13\u95e8\u8fc7\u6ee4\u8bf7\u6c42\u3002\u8fd9\u79cd\u6548\u679c\u6700\u597d\uff0c\u4f46\u662f\u4ef7\u683c\u4e5f\u6700\u8d35\u3002\n<\/p>\n

\n\t\uff082\uff09\u672c\u673a\u9632\u706b\u5899<\/strong>\n<\/p>\n

\n\t\u64cd\u4f5c\u7cfb\u7edf\u90fd\u5e26\u6709\u8f6f\u4ef6\u9632\u706b\u5899\uff0cLinux \u670d\u52a1\u5668\u4e00\u822c\u4f7f\u7528 iptables<\/a>\u3002\u6bd4\u5982\uff0c\u62e6\u622a IP \u5730\u57401.2.3.4<\/code>\u7684\u8bf7\u6c42\uff0c\u53ef\u4ee5\u6267\u884c\u4e0b\u9762\u7684\u547d\u4ee4<\/a>\u3002\n<\/p>\n

\n
\r\n\r\n$ iptables -A INPUT -s 1.2.3.4 -j DROP\r\n<\/code><\/pre>\n<\/blockquote>\n
\n\tiptables \u6bd4\u8f83\u590d\u6742\uff0c\u6211\u4e5f\u4e0d\u592a\u4f1a\u7528\u3002\u5b83\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u6709\u4e00\u5b9a\u5f71\u54cd\uff0c\u4e5f\u9632\u4e0d\u4f4f\u5927\u578b\u653b\u51fb\u3002\n<\/p>\n
\n\t\uff083\uff09Web \u670d\u52a1\u5668<\/strong>\n<\/p>\n
\n\tWeb \u670d\u52a1\u5668\u4e5f\u53ef\u4ee5\u8fc7\u6ee4\u8bf7\u6c42\u3002\u62e6\u622a IP \u5730\u57401.2.3.4<\/code>\uff0cnginx \u7684\u5199\u6cd5<\/a>\u5982\u4e0b\u3002\n<\/p>\n
\n
\r\n\r\nlocation \/ {\r\n  deny 1.2.3.4;\r\n}\r\n<\/code><\/pre>\n<\/blockquote>\n
\n\tApache \u7684\u5199\u6cd5<\/a>\u662f\u5728.htaccess<\/code>\u6587\u4ef6\u91cc\u9762\uff0c\u52a0\u4e0a\u4e0b\u9762\u4e00\u6bb5\u3002\n<\/p>\n
\n
\r\n\r\n<RequireAll>\r\n    Require all granted\r\n    Require not ip 1.2.3.4\r\n<\/RequireAll>\r\n<\/code><\/pre>\n<\/blockquote>\n
\n\t\u5982\u679c\u60f3\u8981\u66f4\u7cbe\u786e\u7684\u63a7\u5236\uff08\u6bd4\u5982\u81ea\u52a8\u8bc6\u522b\u5e76\u62e6\u622a\u90a3\u4e9b\u9891\u7e41\u8bf7\u6c42\u7684 IP \u5730\u5740\uff09\uff0c\u5c31\u8981\u7528\u5230 WAF<\/a>\u3002\u8fd9\u91cc\u5c31\u4e0d\u8be6\u7ec6\u4ecb\u7ecd\u4e86\uff0cnginx \u8fd9\u65b9\u9762\u7684\u8bbe\u7f6e\u53ef\u4ee5\u53c2\u8003\u8fd9\u91cc<\/a>\u548c\u8fd9\u91cc<\/a>\u3002\n<\/p>\n
\n\tWeb \u670d\u52a1\u5668\u7684\u62e6\u622a\u975e\u5e38\u6d88\u8017\u6027\u80fd\uff0c\u5c24\u5176\u662f Apache\u3002\u7a0d\u5fae\u5927\u4e00\u70b9\u7684\u653b\u51fb\uff0c\u8fd9\u79cd\u65b9\u6cd5\u5c31\u6ca1\u7528\u4e86\u3002\n<\/p>\n
\n\t\u4e94\u3001\u5e26\u5bbd\u6269\u5bb9
\n<\/h2>\n
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\n\t\u5f53\u7136\uff0c\u8fd9\u6837\u7684 DDOS \u653b\u51fb\u7684\u6210\u672c\u4e0d\u4f4e\uff0c\u666e\u901a\u7684\u7f51\u7ad9\u4e0d\u4f1a\u6709\u8fd9\u79cd\u5f85\u9047\u3002\u4e0d\u8fc7\uff0c\u771f\u8981\u9047\u5230\u4e86\u8be5\u600e\u4e48\u529e\u5462\uff0c\u6709\u6ca1\u6709\u6839\u672c\u6027\u7684\u9632\u8303\u65b9\u6cd5\u5462\uff1f\n<\/p>\n
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\n\t\u4f5c\u8005\uff1a \u962e\u4e00\u5cf0 
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