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\u7f51\u7ad9\u7ecf\u8425\u8005\u4eec\u5e94\u8be5\u4f1a\u7ecf\u5e38\u542c\u5230DDoS\u653b\u51fb\u8fd9\u4e00\u8bf4\u6cd5\uff0cDDoS\u653b\u51fb\u7684\u5168\u79f0\u4e3a\u5206\u5e03\u5f0f\u62d2\u7edd\u670d\u52a1 (DDoS) \u653b\u51fb\uff0c\u662f\u9488\u5bf9\u7f51\u7ad9\u7684\u5927\u91cf\u7684\u6076\u610f\u6d41\u91cf\u653b\u51fb\uff0c\u6700\u7ec8\u5bfc\u81f4\u670d\u52a1\u5668\u4e0d\u582a\u91cd\u8d1f\uff0c\u8981\u4e48\u5b95\u673a\uff0c\u8981\u4e48\u53d8\u5f97\u65e0\u54cd\u5e94\u3002<\/p>\n

\u4e3a\u4e86\u66f4\u597d\u5730\u7406\u89e3\u5176\u539f\u7406\uff0c\u6211\u4eec\u53ef\u4ee5\u5148\u5c06\u7ecf\u8425\u7f51\u7ad9\u6362\u4f4d\u601d\u8003\u6210\u7ecf\u8425\u6c49\u5821\u5e97\uff0c\u800c\u5ba2\u6237\u901a\u8fc7\u7535\u8bdd\u4e0b\u8ba2\u5355\uff0c\u518d\u7531\u5e97\u91cc\u51c6\u5907\u597d\u540e\u6765\u53d6\u8d27\u3002\u6709\u4e00\u5929\uff0c\u4e00\u4e2a\u6076\u4f5c\u5267\u8005\u591a\u6b21\u6253\u7535\u8bdd\u7ed9\u4f60\uff0c\u603b\u5171\u8ba2\u8d2d\u4e86100\u4e2a\u6c49\u5821\u3002\u8fd9\u8db3\u4ee5\u8ba9\u4f60\u6240\u6709\u7684\u53a8\u5e08\u90fd\u4e3a\u6b64\u5fd9\u788c\uff0c\u5bfc\u81f4\u4f60\u505c\u6b62\u63a5\u53d7\u65b0\u8ba2\u5355\u3002\u7136\u800c\uff0c\u6076\u4f5c\u5267\u8005\u662f\u4e0d\u4f1a\u771f\u7684\u6765\u4ed8\u94b1\u62ff\u6c49\u5821\u7684\u3002\u56e0\u6b64\uff0c\u6c49\u5821\u5e97\u4e0d\u4ec5\u5c06\u6240\u6709\u8d44\u6e90\u90fd\u6d6a\u8d39\u5728\u4e86\u5904\u7406\u865a\u5047\u8ba2\u5355\u4e0a\uff0c\u800c\u4e14\u60a8\u4e5f\u65e0\u6cd5\u8fce\u5408\u771f\u6b63\u7684\u5ba2\u6237\uff0c\u800cDDoS\u653b\u51fb\u4e5f\u662f\u540c\u6837\u7684\u539f\u7406\u3002<\/p>\n

1.\u5e94\u7528\u5c42\u653b\u51fb<\/strong><\/h2>\n

DDoS\u653b\u51fb\u6709\u4e0d\u540c\u79cd\u7c7b\uff0c\u6709\u4e09\u79cd\u6bd4\u8f83\u5e38\u89c1\u7684\u79cd\u7c7b\uff0c\u7b2c\u4e00\u79cd\u5c31\u662f\u5e94\u7528\u5c42\u653b\u51fb\u3002\u5e94\u7528\u5c42\u662f\u670d\u52a1\u5668\u5bf9\u4f20\u5165\u5ba2\u6237\u7aef\u8bf7\u6c42\u4ea7\u751f\u54cd\u5e94\u7684\u5730\u65b9\u3002\u5f53\u9ed1\u5ba2\u4f7f\u7528\u4e0d\u540c\u7684\u673a\u5668\u4eba\/\u673a\u5668\u91cd\u590d\u4ece\u670d\u52a1\u5668\u8bf7\u6c42\u76f8\u540c\u7684\u8d44\u6e90\uff0c\u6700\u7ec8\u4f7f\u5176\u5d29\u6e83\uff0c\u5c31\u662f\u5e94\u7528\u5c42\u653b\u51fb\u3002<\/p>\n

\u800c\u6700\u5e38\u89c1\u7684\u5e94\u7528\u5c42\u653b\u51fb\u7c7b\u578b\u662fHTTP\u6cdb\u6d2a\u653b\u51fb\uff0c\u653b\u51fb\u8005\u4f7f\u7528\u4e0d\u540cIP\u5730\u5740\u4e0d\u65ad\u5411\u670d\u52a1\u5668\u53d1\u9001\u5404\u79cdHTTP\u8bf7\u6c42\uff0c\u4f8b\u5982\u8981\u6c42\u670d\u52a1\u5668\u4e00\u904d\u53c8\u4e00\u904d\u5730\u751f\u6210 PDF \u6587\u6863\u3002\u7531\u4e8eIP\u5730\u5740\u5728\u6bcf\u4e2a\u8bf7\u6c42\u4e2d\u90fd\u4f1a\u53d1\u751f\u53d8\u5316\uff0c\u56e0\u6b64\u670d\u52a1\u5668\u65e0\u6cd5\u68c0\u6d4b\u5230\u5b83\u6b63\u5728\u53d7\u5230\u653b\u51fb\u3002<\/p>\n

2.\u534f\u8bae\u653b\u51fb<\/strong><\/h2>\n

\u534f\u8bae\u653b\u51fb\u65e8\u5728\u8017\u5c3d\u670d\u52a1\u5668\u6216\u5176\u7f51\u7edc\u7cfb\u7edf\uff08\u5982\u9632\u706b\u5899\u3001\u8def\u7531\u5f15\u64ce\u6216\u8d1f\u8f7d\u5e73\u8861\u5668\uff09\u7684\u8d44\u6e90\uff0cSYN \u6cdb\u6d2a\u653b\u51fb\u5c31\u662f\u534f\u8bae\u653b\u51fb\u7684\u5178\u578b\u4f8b\u5b50\u3002<\/p>\n

\u5728\u4e24\u53f0\u8ba1\u7b97\u673a\u53ef\u4ee5\u542f\u52a8\u5b89\u5168\u901a\u4fe1\u901a\u9053\u4e4b\u524d\uff0c\u5b83\u4eec\u5fc5\u987b\u6267\u884cTCP\u534f\u8bae\uff0c\u4e5f\u5c31\u662f\u6211\u4eec\u901a\u4fd7\u6765\u8bf4\u7684TCP\u7684\u201c\u4e09\u6b21\u63e1\u624b\u201d\uff0c\u662f\u53cc\u65b9\u4ea4\u6362\u521d\u6b65\u4fe1\u606f\u7684\u4e00\u79cd\u65b9\u5f0f\u3002\u800cSYN\u6570\u636e\u5305\u901a\u5e38\u662fTCP\u63e1\u624b\u7684\u7b2c\u4e00\u6b65\uff0c\u5411\u670d\u52a1\u5668\u8868\u660e\u5ba2\u6237\u7aef\u60f3\u8981\u542f\u52a8\u4e00\u4e2a\u65b0\u901a\u9053\u3002<\/p>\n

\u5728SYN\u6cdb\u6d2a\u653b\u51fb\u4e2d\uff0c\u653b\u51fb\u8005\u5411\u670d\u52a1\u5668\u53d1\u9001\u5927\u91cfSYN\u6570\u636e\u5305\uff0c\u6bcf\u4e2a\u6570\u636e\u5305\u90fd\u5305\u542b\u4f2a\u9020\u7684IP\u5730\u5740\u3002\u670d\u52a1\u5668\u54cd\u5e94\u6bcf\u4e2a\u6570\u636e\u5305\u5e76\u8bf7\u6c42\u5ba2\u6237\u7aef\u5b8c\u6210\u201d\u63e1\u624b\u201d\u3002\u4f46\u662f\uff0c\u5ba2\u6237\u7aef\u6c38\u8fdc\u4e0d\u4f1a\u54cd\u5e94\uff0c\u670d\u52a1\u5668\u4f1a\u4e00\u76f4\u7b49\u5f85\u3002\u6700\u7ec8\uff0c\u5b83\u56e0\u4e3a\u7b49\u5f85\u54cd\u5e94\u7684\u65f6\u95f4\u8fc7\u957f\u800c\u5d29\u6e83\u3002<\/p>\n

3. \u4f53\u79ef\u653b\u51fb<\/strong><\/h2>\n

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DDoS\u653b\u51fb\u540c\u6bd4\u589e\u957f341%<\/strong><\/h2>\n

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\u5982\u4f55\u9632\u6b62\u7f51\u7ad9\u88abDDoS\u653b\u51fb\uff1f<\/strong><\/h2>\n

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\u5728\u6b64\u7c7b\u653b\u51fb\u4e2d\uff0c\u653b\u51fb\u8005\u4f7f\u7528\u6b3a\u9a97\u6027\u7684IP\u5730\u5740\u5411DNS\u670d\u52a1\u5668\u53d1\u9001\u8bf7\u6c42\u3002\u7136\u540eDNS\u670d\u52a1\u5668\u5c06\u5176\u54cd\u5e94\u53d1\u9001\u5230\u76ee\u6807\u670d\u52a1\u5668\u3002\u5f53\u8fd9\u4e00\u8fc7\u7a0b\u5927\u89c4\u6a21\u5b8c\u6210\u65f6\uff0c\u5927\u91cf\u7684DNS\u54cd\u5e94\u53ef\u80fd\u4f1a\u5bf9\u76ee\u6807\u670d\u52a1\u5668\u9020\u6210\u4e25\u91cd\u7834\u574f\u3002 DDoS\u653b\u51fb\u540c\u6bd4\u589e\u957f341% 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[…]<\/p>\n

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