<\/span>\u4e00\u3001DDoS \u653b\u64ca\u662f\u4ec0\u9ebc\uff1f\u8ddf DoS \u4e00\u6a23\u55ce\uff1f<\/strong><\/span><\/h2>\n\n\n\n

DDoS \u653b\u64ca\u8207 DoS \u653b\u64ca\u5e38\u5e38\u88ab\u6df7\u7528\uff0c\u4f46\u5be6\u969b\u4e0a\u5728\u6280\u8853\u624b\u6cd5\u3001\u898f\u6a21\u8207\u9632\u79a6\u96e3\u5ea6\u4e0a\u6709\u660e\u986f\u4e0d\u540c\u3002\u4e86\u89e3\u9019\u5169\u8005\u7684\u5dee\u7570\uff0c\u662f\u7db2\u7ad9\u71df\u904b\u8005\u8a8d\u8b58\u7db2\u8def\u653b\u64ca\u98a8\u96aa\u7684\u7b2c\u4e00\u6b65\u3002<\/p>\n\n\n\n

<\/span>1. DDoS \u653b\u64ca\u662f\u4ec0\u9ebc\uff1f<\/strong><\/span><\/h3>\n\n\n\n

DDoS\uff0c\u5168\u540d\u70ba Distributed Denial of Service<\/strong>\uff0c\u4e2d\u6587\u7ffb\u8b6f\u70ba\u300c\u5206\u6563\u5f0f\u963b\u65b7\u670d\u52d9\u653b\u64ca<\/strong>\u300d\uff0c\u662f\u8fd1\u5e74\u4f86\u6700\u5e38\u898b\u7684\u7db2\u8def\u653b\u64ca\u65b9\u5f0f\u4e4b\u4e00\u3002<\/p>\n\n\n\n

\u653b\u64ca\u8005\u901a\u5e38\u6703\u5148\u900f\u904e\u60e1\u610f\u7a0b\u5f0f\u78bc\u63a7\u5236\u5927\u91cf\u96fb\u8166\u3001\u624b\u6a5f\u3001\u7269\u806f\u7db2\u88dd\u7f6e\uff0c\u5f62\u6210\u4e00\u500b\u6bad\u5c4d\u7db2\u8def\uff08Botnet\uff09\u3002\u7136\u5f8c\uff0c\u900f\u904e\u9019\u4e9b\u53d7\u63a7\u8a2d\u5099\u5728\u77ed\u6642\u9593\u5167\u5c0d\u540c\u4e00\u500b\u7db2\u7ad9\u6216\u4f3a\u670d\u5668\u767c\u51fa\u5927\u91cf\u8acb\u6c42\uff0c\u8b93\u7cfb\u7d71\u8cc7\u6e90\u5feb\u901f\u88ab\u8017\u76e1\uff0c\u5c0e\u81f4\uff1a<\/p>\n\n\n\n

\n
• \u7db2\u7ad9\u901f\u5ea6\u8b8a\u6162\u751a\u81f3\u7121\u6cd5\u9023\u7dda
  <\/li>\n\n\n\n
• \u4f7f\u7528\u8005\u7121\u6cd5\u9032\u5165\u7db2\u9801\u6216\u64cd\u4f5c\u529f\u80fd
  <\/li>\n\n\n\n
• \u7cfb\u7d71\u56de\u61c9\u5ef6\u9072\uff0c\u9020\u6210\u7528\u6236\u6d41\u5931\u8207\u670d\u52d9\u4e2d\u65b7
  <\/li>\n<\/ul>\n\n\n\n

  DDoS \u653b\u64ca\u4e26\u4e0d\u9700\u8981\u99ed\u9032\u4f60\u7684\u7db2\u7ad9\uff0c\u5b83\u55ae\u7d14\u662f\u7528\u5927\u91cf\u6d41\u91cf\u300c\u7671\u7613\u300d\u4f60\u7684\u670d\u52d9\uff0c\u8b93\u4f60\u7684\u4f3a\u670d\u5668\u56e0\u8d85\u8f09\u800c\u5d29\u6f70\u3002<\/p>\n\n\n\n

  <\/span>2. DoS \u662f\u4ec0\u9ebc\uff1f<\/strong><\/span><\/h3>\n\n\n\n

  DoS\uff08Denial of Service<\/strong>\uff09\u5247\u662f\u6bd4\u8f03\u65e9\u671f\u7684\u653b\u64ca\u65b9\u5f0f\uff0c\u4e2d\u6587\u70ba\u300c\u963b\u65b7\u670d\u52d9\u653b\u64ca<\/strong>\u300d\u3002\u539f\u7406\u8207 DDoS \u76f8\u540c\uff0c\u90fd\u662f\u900f\u904e\u5927\u91cf\u8acb\u6c42\u4f86\u7671\u7613\u7cfb\u7d71\uff0c\u4f46\u767c\u52d5\u653b\u64ca\u7684\u4f86\u6e90\u53ea\u6709\u55ae\u4e00\u8a2d\u5099<\/strong>\uff0c\u4f8b\u5982\u4e00\u53f0\u96fb\u8166\u6216\u4e00\u7d44\u7a0b\u5f0f\u78bc\u3002<\/p>\n\n\n\n

  \u7531\u65bc\u653b\u64ca\u4f86\u6e90\u55ae\u4e00\uff0c\u6d41\u91cf\u4e5f\u76f8\u5c0d\u8f03\u4f4e\uff0c\u56e0\u6b64\uff1a<\/p>\n\n\n\n

  \n
  • \u653b\u64ca\u6548\u679c\u6709\u9650\uff0c\u901a\u5e38\u53ea\u6703\u8b93\u5c0f\u578b\u670d\u52d9\u4e2d\u65b7
    <\/li>\n\n\n\n
  • \u8f03\u5bb9\u6613\u88ab\u9632\u706b\u7246\u6216\u6d41\u91cf\u5075\u6e2c\u7cfb\u7d71\u767c\u73fe\u8207\u963b\u64cb
    <\/li>\n<\/ul>\n\n\n\n

    DoS \u653b\u64ca\u5728\u4eca\u5929\u5df2\u8f03\u5c11\u898b\uff0c\u56e0\u70ba\u5b83\u7684\u5a01\u8105\u6027\u8207\u6210\u529f\u7387\u9060\u4e0d\u5982 DDoS\u3002<\/p>\n\n\n\n

    <\/span>3. DDoS \u653b\u64ca\u8207 DoS \u6bd4\u8f03\u8868<\/strong><\/span><\/h3>\n\n\n\n

    \u9805\u76ee<\/strong><\/td>	DoS \u653b\u64ca<\/strong><\/td>	DDoS \u653b\u64ca<\/strong><\/td><\/tr>
    \u653b\u64ca\u4f86\u6e90<\/strong><\/td>	\u55ae\u4e00\u8a2d\u5099<\/td>	\u591a\u500b\u8a2d\u5099\uff08\u5206\u6563\u5f0f\uff09<\/td><\/tr>
    \u57f7\u884c\u65b9\u5f0f<\/strong><\/td>	\u4e00\u53f0\u96fb\u8166\u6216\u4e00\u6bb5\u7a0b\u5f0f<\/td>	\u6210\u5343\u4e0a\u842c\u53f0\u8a2d\u5099\u540c\u6642\u767c\u9001\u6d41\u91cf<\/td><\/tr>
    \u653b\u64ca\u898f\u6a21<\/strong><\/td>	\u5c0f\u898f\u6a21<\/td>	\u5927\u898f\u6a21\u3001\u751a\u81f3\u8de8\u570b\u5c64\u7d1a<\/td><\/tr>
    \u5075\u6e2c\u8207\u9632\u79a6\u96e3\u5ea6<\/strong><\/td>	\u76f8\u5c0d\u5bb9\u6613<\/td>	\u8f03\u96e3\u5075\u6e2c\uff0c\u4e14\u9700\u4f7f\u7528\u5c08\u696d\u9632\u79a6\u5de5\u5177<\/td><\/tr>
    \u5e38\u898b\u5f71\u97ff<\/strong><\/td>	\u77ed\u66ab\u6027\u7db2\u7ad9\u4e2d\u65b7<\/td>	\u9577\u6642\u9593\u7671\u7613\u3001\u751a\u81f3\u5f71\u97ff\u6574\u500b\u7db2\u8def\u57fa\u790e\u67b6\u69cb<\/td><\/tr>
    \u61c9\u7528\u7bc4\u570d<\/strong><\/td>	\u500b\u4eba\u7db2\u7ad9\u3001\u5c0f\u578b\u4f3a\u670d\u5668<\/td>	\u91d1\u878d\u3001\u96fb\u5546\u3001\u5927\u578b\u4f01\u696d\u3001\u653f\u5e9c\u55ae\u4f4d\u7b49<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n \n\n\n\n <\/span>\u4e8c\u3001DDoS \u653b\u64ca\u7684\u539f\u7406<\/strong><\/span><\/h2>\n\n\n\n DDoS\uff08Distributed Denial of Service\uff09\u653b\u64ca\u7684\u6838\u5fc3\u5728\u65bc\u4f7f\u7db2\u7ad9\u300c\u7671\u7613\u300d\u800c\u975e\u300c\u5165\u4fb5\u300d<\/strong>\u3002\u4e5f\u5c31\u662f\u8aaa\uff0c\u5b83\u4e0d\u9700\u8981\u7834\u89e3\u5bc6\u78bc\u6216\u7aca\u53d6\u8cc7\u6599\uff0c\u800c\u662f\u4ee5\u5927\u91cf\u5408\u6cd5\u5f62\u5f0f\u7684\u6d41\u91cf\uff0c\u8b93\u4f60\u7684\u7cfb\u7d71\u8d85\u8f09\u3001\u7121\u6cd5\u6b63\u5e38\u670d\u52d9\u3002<\/p>\n\n\n\n <\/span>1. \u539f\u7406\u6982\u5ff5\uff1a\u8cc7\u6e90\u8017\u76e1<\/strong><\/span><\/h3>\n\n\n\n DDoS \u7684\u95dc\u9375\u76ee\u6a19\u662f\u8b93\u4f3a\u670d\u5668\u8cc7\u6e90\u8017\u76e1\uff0c\u5305\u542b\uff1a<\/p>\n\n\n\n \n CPU \u904b\u7b97\u8cc7\u6e90<\/strong>\uff1a\u7121\u6cd5\u5373\u6642\u8655\u7406\u8acb\u6c42 <\/li>\n\n\n\n \u8a18\u61b6\u9ad4\u4f7f\u7528\u91cf<\/strong>\uff1a\u5feb\u901f\u98c6\u5347\u5c0e\u81f4\u7cfb\u7d71\u4e0d\u7a69 <\/li>\n\n\n\n \u983b\u5bec\u8017\u76e1<\/strong>\uff1a\u7db2\u8def\u6d41\u91cf\u88ab\u585e\u6eff\uff0c\u5176\u4ed6\u6b63\u5e38\u4f7f\u7528\u8005\u4e5f\u9023\u4e0d\u9032\u4f86 <\/li>\n\n\n\n \u958b\u653e\u9023\u7dda\u6578\u9650\u5236<\/strong>\uff1a\u4f3a\u670d\u5668\u540c\u6642\u9023\u7dda\u4e0a\u9650\u88ab\u6253\u6eff\uff0c\u5176\u4ed6\u4f7f\u7528\u8005\u6392\u968a\u7b49\u4e0d\u5230\u8cc7\u6e90 <\/li>\n<\/ul>\n\n\n\n \u9019\u4e9b\u8cc7\u6e90\u4e00\u65e6\u88ab\u300c\u5047\u6d41\u91cf\u300d\u4f54\u64da\uff0c\u5c31\u6703\u5c0e\u81f4\u7db2\u7ad9\u6216\u61c9\u7528\u7a0b\u5f0f\u56de\u61c9\u8b8a\u6162\u3001\u9023\u4e0d\u4e0a\u7dda\u3001\u751a\u81f3\u5b8c\u5168\u5b95\u6a5f<\/strong>\u3002<\/p>\n\n\n\n <\/span>2. \u653b\u64ca\u5de5\u5177\uff1a\u6bad\u5c4d\u7db2\u8def\uff08Botnet\uff09<\/strong><\/span><\/h3>\n\n\n\n DDoS \u653b\u64ca\u4e4b\u6240\u4ee5\u96e3\u9632\u79a6\uff0c\u662f\u56e0\u70ba\u5b83\u80cc\u5f8c\u5f80\u5f80\u900f\u904e\u4e00\u500b\u300c\u6bad\u5c4d\u7db2\u8def<\/strong>\u300d\uff0c\u4e5f\u5c31\u662f\u653b\u64ca\u8005\u638c\u63a7\u7684\u6578\u767e\u3001\u6578\u5343\u751a\u81f3\u6578\u842c\u53f0\u8a2d\u5099\uff08\u96fb\u8166\u3001\u624b\u6a5f\u3001\u8def\u7531\u5668\u3001\u76e3\u8996\u5668\u7b49\uff09\u3002<\/p>\n\n\n\n \u9019\u4e9b\u8a2d\u5099\u53ef\u80fd\u662f\uff1a<\/p>\n\n\n\n \n \u906d\u99ed\u5165\u7684\u500b\u4eba\u96fb\u8166\u6216\u4f3a\u670d\u5668 <\/li>\n\n\n\n \u5b89\u5168\u6027\u8584\u5f31\u7684 IoT \u88dd\u7f6e\uff08\u5982\u651d\u5f71\u6a5f\u3001\u667a\u6167\u63d2\u5ea7\uff09 <\/li>\n\n\n\n \u96f2\u7aef\u8cc7\u6e90\u6216\u533f\u540d\u4ee3\u7406\u6a5f\u5668\u4eba\uff08proxy bot\uff09 <\/li>\n<\/ul>\n\n\n\n \u653b\u64ca\u8005\u6703\u6307\u63ee\u9019\u4e9b\u8a2d\u5099\uff0c\u5728\u77ed\u6642\u9593\u5167\u5c0d\u7279\u5b9a\u7db2\u7ad9\u6216 IP \u4f4d\u5740\u767c\u8d77\u5927\u91cf\u8acb\u6c42\u3002<\/p>\n\n\n\n \u9019\u4e9b\u8acb\u6c42\u5f62\u5f0f\u770b\u4f3c\u6b63\u5e38\uff0c\u8b93\u9632\u706b\u7246\u6216\u7cfb\u7d71\u96e3\u4ee5\u5340\u5206\u8ab0\u662f\u4f7f\u7528\u8005\u3001\u8ab0\u662f\u653b\u64ca\u8005\uff0c\u5c0e\u81f4\u7121\u6cd5\u5373\u6642\u963b\u64cb\u3002<\/p>\n\n\n\n <\/span>3. \u4f8b\u5b50\uff1a\u5f9e\u4e00\u6b21\u666e\u901a\u7684\u700f\u89bd\u884c\u70ba\u958b\u59cb<\/strong><\/span><\/h3>\n\n\n\n \u5047\u8a2d\u4f60\u958b\u555f\u4e00\u500b\u8cfc\u7269\u7db2\u7ad9\uff1a<\/p>\n\n\n\n \n \u4f60\u7684\u700f\u89bd\u5668\u767c\u51fa\u9023\u7dda\u8acb\u6c42\uff0c\u4f3a\u670d\u5668\u8655\u7406\u5f8c\u56de\u50b3\u7db2\u9801\u8cc7\u6599\u3002 <\/li>\n\n\n\n \u6b63\u5e38\u60c5\u6cc1\u4e0b\uff0c\u4e00\u53f0\u4f3a\u670d\u5668\u80fd\u8655\u7406\u6578\u767e\u81f3\u6578\u5343\u500b\u9019\u985e\u8acb\u6c42\u3002 <\/li>\n<\/ol>\n\n\n\n \u4f46\u82e5\u4eca\u5929\u6709 10,000 \u53f0\u300c\u6bad\u5c4d\u96fb\u8166\u300d\u540c\u6642\u5c0d\u7db2\u7ad9\u767c\u51fa\u8acb\u6c42\uff1a<\/p>\n\n\n\n \n \u5373\u4fbf\u6bcf\u53f0\u8a2d\u5099\u53ea\u767c\u9001\u4e00\u5169\u500b\u8acb\u6c42\uff0c\u7e3d\u91cf\u5df2\u7d93\u8d85\u904e\u4f3a\u670d\u5668\u8ca0\u8377\u3002 <\/li>\n\n\n\n \u56e0\u70ba\u6bcf\u500b\u8acb\u6c42\u90fd\u662f\u6a21\u64ec\u6b63\u5e38\u884c\u70ba\uff08\u5982\u958b\u9996\u9801\u3001\u9ede\u9078\u5546\u54c1\uff09\uff0c\u7cfb\u7d71\u9632\u706b\u7246\u7121\u6cd5\u7acb\u5373\u8fa8\u8b58\u7570\u5e38\u3002 <\/li>\n\n\n\n \u4f3a\u670d\u5668\u5fd9\u65bc\u56de\u61c9\u9019\u4e9b\u300c\u5047\u4f7f\u7528\u8005\u300d\uff0c\u5c0e\u81f4\u771f\u6b63\u7684\u4f7f\u7528\u8005\u7121\u6cd5\u9806\u5229\u4f7f\u7528\u7db2\u7ad9\u3002 <\/li>\n<\/ul>\n\n\n\n <\/span>4. \u66f4\u9ad8\u968e\u7684\u61c9\u7528\uff1a\u5206\u5c64\u653b\u64ca\u3001\u591a\u6ce2\u6b21\u6d41\u91cf<\/strong><\/span><\/h3>\n\n\n\n \u9ad8\u968e DDoS \u653b\u64ca\u751a\u81f3\u6703\u642d\u914d\u591a\u7a2e\u6280\u8853\u9032\u884c\uff1a<\/p>\n\n\n\n \n \u7a81\u767c\u5f0f\u6d41\u91cf<\/strong>\uff1a\u77ed\u6642\u9593\u5927\u91cf\u8acb\u6c42\u8b93\u7cfb\u7d71\u61c9\u8b8a\u4e0d\u53ca <\/li>\n\n\n\n \u6301\u7e8c\u5f0f\u58d3\u529b<\/strong>\uff1a\u6301\u7e8c\u653b\u64ca\u6578\u5c0f\u6642\u81f3\u6578\u5929\uff0c\u62d6\u57ae\u8cc7\u6e90 <\/li>\n\n\n\n \u61c9\u7528\u5c64\u653b\u64ca<\/strong>\uff1a\u91dd\u5c0d\u7279\u5b9a\u529f\u80fd\uff08\u5982\u641c\u5c0b\u3001\u767b\u5165\uff09\u767c\u52d5\u5927\u91cf\u5b58\u53d6 <\/li>\n\n\n\n \u914d\u5408\u5176\u4ed6\u653b\u64ca\u884c\u70ba<\/strong>\uff1a\u5982\u5728\u653b\u64ca\u540c\u6642\u9032\u884c\u793e\u4ea4\u5de5\u7a0b\u3001\u52d2\u7d22\u6216\u8cc7\u6599\u7aca\u53d6 <\/li>\n<\/ul>\n\n\n\n \u9019\u4e9b\u539f\u7406\u8b93 DDoS \u653b\u64ca\u6210\u70ba\u73fe\u4ee3\u7db2\u7ad9\u9632\u79a6\u4e2d\u6700\u68d8\u624b\u7684\u554f\u984c\u4e4b\u4e00\u3002\u5b83\u4e0d\u53ea\u662f\u55ae\u7d14\u7684\u300c\u5927\u91cf\u6d41\u91cf\u300d\uff0c\u800c\u662f\u4e00\u7a2e\u8a2d\u8a08\u7cbe\u5bc6\u3001\u96e3\u4ee5\u9810\u6e2c\u4e14\u5177\u9ad8\u5ea6\u7834\u58de\u6027<\/strong>\u7684\u6578\u4f4d\u653b\u64ca\u65b9\u5f0f\u3002<\/p>\n\n\n\n \n\n\n\n <\/span>\u4e09\u3001DDoS \u653b\u64ca\u7684\u5e38\u898b\u985e\u578b<\/strong><\/span><\/h2>\n\n\n\n DDoS \u653b\u64ca\u4f9d\u7167\u653b\u64ca\u65b9\u5f0f\u8207\u76ee\u6a19\u5c64\u7d1a\uff0c\u4e3b\u8981\u53ef\u5206\u70ba\u4ee5\u4e0b\u4e09\u5927\u985e\u578b\uff0c\u6bcf\u7a2e\u653b\u64ca\u624b\u6cd5\u91dd\u5c0d\u4e0d\u540c\u7cfb\u7d71\u8cc7\u6e90\u9032\u884c\u7834\u58de\uff1a<\/p>\n\n\n\n <\/span>1. \u6d41\u91cf\u578b\u653b\u64ca\uff08Volumetric Attack\uff09<\/strong><\/span><\/h3>\n\n\n\n \u9019\u985e\u653b\u64ca\u7684\u76ee\u6a19\u662f\u8017\u76e1\u76ee\u6a19\u7db2\u8def\u7684\u983b\u5bec\u8cc7\u6e90<\/strong>\uff0c\u900f\u904e\u5927\u91cf\u8cc7\u6599\u6d41\u91cf\u4f7f\u7db2\u8def\u585e\u7206\uff0c\u5c0e\u81f4\u6b63\u5e38\u7528\u6236\u7121\u6cd5\u9023\u7dda\u3002\u5e38\u898b\u985e\u578b\u5305\u62ec\uff1a<\/p>\n\n\n\n \n UDP Flood<\/strong>\uff1a\u5927\u91cf\u767c\u9001 UDP \u5c01\u5305\u5230\u76ee\u6a19\u4f3a\u670d\u5668\u7684\u96a8\u6a5f\u6216\u7279\u5b9a\u7aef\u53e3\uff0c\u8feb\u4f7f\u7cfb\u7d71\u56de\u61c9 ICMP\u300c\u76ee\u7684\u4e0d\u53ef\u9054\u300d\u5c01\u5305\uff0c\u9020\u6210\u8cc7\u6e90\u6d88\u8017\u3002 <\/li>\n\n\n\n DNS \u64f4\u589e\u653b\u64ca\uff08DNS Amplification\uff09<\/strong>\uff1a\u653b\u64ca\u8005\u507d\u9020\u53d7\u5bb3\u8005 IP \u4f4d\u5740\uff0c\u5411\u958b\u653e\u7684 DNS \u4f3a\u670d\u5668\u8acb\u6c42\u5927\u91cf\u56de\u61c9\uff0c\u5229\u7528\u56de\u61c9\u8cc7\u6599\u7684\u653e\u5927\u6548\u679c\uff0c\u8b93\u76ee\u6a19\u627f\u53d7\u9ad8\u6d41\u91cf\u885d\u64ca\u3002 <\/li>\n\n\n\n ICMP Flood<\/strong>\uff1a\u5927\u91cf\u50b3\u9001 ICMP Echo Request\uff08ping\uff09\u5c01\u5305\uff0c\u4f7f\u76ee\u6a19\u7db2\u8def\u983b\u5bec\u88ab\u8017\u76e1\u3002 <\/li>\n<\/ul>\n\n\n\n \u9019\u4e9b\u653b\u64ca\u7684\u7279\u9ede\u662f\u6d41\u91cf\u9f90\u5927\uff0c\u5e38\u4ee5\u6578\u5341 Gbps \u751a\u81f3\u4e0a\u767e Gbps \u898f\u6a21\u767c\u52d5\u3002<\/p>\n\n\n\n <\/span>2. \u5354\u5b9a\u578b\u653b\u64ca\uff08Protocol Attack\uff09<\/strong><\/span><\/h3>\n\n\n\n \u5354\u5b9a\u578b\u653b\u64ca\u91dd\u5c0d\u4f3a\u670d\u5668\u548c\u7db2\u8def\u8a2d\u5099\u7684\u5354\u5b9a\u6f0f\u6d1e\u6216\u9650\u5236\uff0c\u900f\u904e\u6d88\u8017\u7cfb\u7d71\u8cc7\u6e90\uff08\u5982 CPU\u3001\u8a18\u61b6\u9ad4\uff09\u8b93\u670d\u52d9\u7671\u7613\u3002\u5e38\u898b\u985e\u578b\u6709\uff1a<\/p>\n\n\n\n \n SYN Flood<\/strong>\uff1a\u5229\u7528 TCP \u4e09\u6b21\u63e1\u624b\u7684\u534a\u958b\u9023\u7dda\u6a5f\u5236\uff0c\u5927\u91cf\u767c\u9001 SYN \u8acb\u6c42\u4f46\u4e0d\u5b8c\u6210\u63e1\u624b\uff0c\u8b93\u4f3a\u670d\u5668\u7b49\u5f85\u4e26\u8017\u76e1\u9023\u7dda\u8cc7\u6e90\u3002 <\/li>\n\n\n\n Ping of Death<\/strong>\uff1a\u767c\u9001\u8d85\u5927\u6216\u7578\u5f62\u7684 ICMP \u5c01\u5305\uff0c\u5c0e\u81f4\u76ee\u6a19\u7cfb\u7d71\u5d29\u6f70\u6216\u91cd\u65b0\u555f\u52d5\uff08\u73fe\u4ee3\u7cfb\u7d71\u8f03\u5c11\u53d7\u6b64\u5f71\u97ff\uff09\u3002 <\/li>\n\n\n\n Smurf Attack<\/strong>\uff1a\u507d\u9020\u53d7\u5bb3\u8005 IP \u5411\u5ee3\u64ad\u5730\u5740\u767c\u9001 ICMP \u8acb\u6c42\uff0c\u9020\u6210\u76ee\u6a19\u6536\u5230\u5927\u91cf\u56de\u61c9\u5c01\u5305\u3002 <\/li>\n<\/ul>\n\n\n\n \u5354\u5b9a\u578b\u653b\u64ca\u901a\u5e38\u91dd\u5c0d\u4f3a\u670d\u5668\u5167\u90e8\u8cc7\u6e90\uff0c\u5f71\u97ff\u6df1\u9060\u3002<\/p>\n\n\n\n <\/span>3. \u61c9\u7528\u5c64\u653b\u64ca\uff08Application Layer Attack\uff09<\/strong><\/span><\/h3>\n\n\n\n \u9019\u985e\u653b\u64ca\u4e3b\u8981\u91dd\u5c0d\u7db2\u7ad9\u6216\u61c9\u7528\u7a0b\u5f0f\u672c\u8eab\uff0c\u6a21\u4eff\u6b63\u5e38\u4f7f\u7528\u8005\u884c\u70ba\u767c\u9001\u5927\u91cf\u8acb\u6c42\uff0c\u96e3\u4ee5\u4ee5\u6d41\u91cf\u5927\u5c0f\u4f86\u5224\u65b7\u653b\u64ca\uff0c\u9632\u79a6\u96e3\u5ea6\u8f03\u9ad8\u3002\u5e38\u898b\u985e\u578b\u5305\u62ec\uff1a<\/p>\n\n\n\n \n HTTP Flood<\/strong>\uff1a\u5927\u91cf\u767c\u9001 HTTP GET \u6216 POST \u8acb\u6c42\uff0c\u6a21\u64ec\u7528\u6236\u700f\u89bd\u884c\u70ba\uff0c\u5c0e\u81f4\u4f3a\u670d\u5668\u8cc7\u6e90\u67af\u7aed\u3002 <\/li>\n\n\n\n Slowloris<\/strong>\uff1a\u9577\u6642\u9593\u4fdd\u6301\u5927\u91cf\u534a\u958b HTTP \u9023\u7dda\uff0c\u4f7f\u4f3a\u670d\u5668\u7121\u6cd5\u63a5\u53d7\u65b0\u7684\u9023\u7dda\u8acb\u6c42\u3002 <\/li>\n\n\n\n DNS Query Flood<\/strong>\uff1a\u5411 DNS \u4f3a\u670d\u5668\u767c\u9001\u5927\u91cf\u67e5\u8a62\uff0c\u8b93\u4f3a\u670d\u5668\u5fd9\u65bc\u56de\u61c9\uff0c\u5f71\u97ff\u6b63\u5e38\u89e3\u6790\u3002 <\/li>\n<\/ul>\n\n\n\n \u61c9\u7528\u5c64\u653b\u64ca\u5f80\u5f80\u4e0d\u9700\u8981\u5927\u91cf\u983b\u5bec\uff0c\u4f46\u80fd\u6709\u6548\u7671\u7613\u7db2\u7ad9\u7684\u6838\u5fc3\u529f\u80fd\u3002 <\/p>\n\n\n\n \n\n\n\n <\/span>\u56db\u3001DDoS \u653b\u64ca\u5c0d\u7db2\u7ad9\u7684 6 \u5927\u5f71\u97ff<\/strong><\/span><\/h2>\n\n\n\n DDoS \u653b\u64ca\u5c0d\u7db2\u7ad9\u8207\u4f01\u696d\u7684\u5f71\u97ff\u975e\u5e38\u5ee3\u6cdb\u4e14\u56b4\u91cd\uff0c\u4e86\u89e3\u9019\u4e9b\u5f71\u97ff\u6709\u52a9\u65bc\u4f01\u696d\u63d0\u524d\u505a\u597d\u9632\u7bc4\u63aa\u65bd\uff0c\u964d\u4f4e\u640d\u5931\u3002<\/p>\n\n\n\n <\/span>1. \u7db2\u7ad9\u7121\u6cd5\u6b63\u5e38\u700f\u89bd\uff0c\u5c0e\u81f4\u7528\u6236\u6d41\u5931<\/strong><\/span><\/h3>\n\n\n\n \u7576\u7db2\u7ad9\u906d\u53d7 DDoS \u653b\u64ca\u6642\uff0c\u4f3a\u670d\u5668\u6703\u56e0\u70ba\u88ab\u5927\u91cf\u7121\u6548\u6d41\u91cf\u6df9\u6c92\uff0c\u7121\u6cd5\u53ca\u6642\u56de\u61c9\u6b63\u5e38\u7528\u6236\u7684\u8acb\u6c42\uff0c\u9020\u6210\u7db2\u7ad9\u8f09\u5165\u7de9\u6162\u751a\u81f3\u7121\u6cd5\u958b\u555f\u3002\u9019\u6a23\u7684\u60c5\u6cc1\u4e0d\u50c5\u6703\u8b93\u4f7f\u7528\u8005\u611f\u5230\u6cae\u55aa\uff0c\u9084\u53ef\u80fd\u4f7f\u4ed6\u5011\u9078\u64c7\u96e2\u958b\u7db2\u7ad9\uff0c\u8f49\u5411\u7af6\u722d\u5c0d\u624b\u3002\u9577\u671f\u4e0b\u4f86\uff0c\u7db2\u7ad9\u7684\u8a2a\u554f\u91cf\u6703\u5927\u5e45\u4e0b\u964d\uff0c\u76f4\u63a5\u5f71\u97ff\u696d\u52d9\u7684\u767c\u5c55\u3002<\/p>\n\n\n\n <\/span>2. \u7dda\u4e0a\u8a02\u55ae\u8207\u670d\u52d9\u4e2d\u65b7\uff0c\u76f4\u63a5\u640d\u5931\u71df\u6536<\/strong><\/span><\/h3>\n\n\n\n \u5c0d\u65bc\u4f9d\u8cf4\u7dda\u4e0a\u4ea4\u6613\u7684\u96fb\u5546\u5e73\u53f0\u6216\u91d1\u878d\u6a5f\u69cb\u4f86\u8aaa\uff0cDDoS \u653b\u64ca\u53ef\u80fd\u5c0e\u81f4\u8a02\u55ae\u7cfb\u7d71\u7671\u7613\uff0c\u7528\u6236\u7121\u6cd5\u5b8c\u6210\u4ed8\u6b3e\u6216\u670d\u52d9\u64cd\u4f5c\u3002\u9019\u7a2e\u670d\u52d9\u4e2d\u65b7\u4e0d\u50c5\u8b93\u9867\u5ba2\u7121\u6cd5\u6b63\u5e38\u4f7f\u7528\u670d\u52d9\uff0c\u4e5f\u76f4\u63a5\u5e36\u4f86\u71df\u6536\u640d\u5931\u3002\u5ba2\u6236\u7684\u4e0d\u6eff\u60c5\u7dd2\u4e5f\u6703\u96a8\u4e4b\u589e\u52a0\uff0c\u9032\u4e00\u6b65\u5f71\u97ff\u4f01\u696d\u7684\u8072\u8b7d\u3002<\/p>\n\n\n\n <\/span>3. SEO \u6392\u540d\u4e0b\u6ed1\uff0c\u5f71\u97ff\u9577\u671f\u81ea\u7136\u6d41\u91cf<\/strong><\/span><\/h3>\n\n\n\n \u7db2\u7ad9\u7684\u53ef\u7528\u6027\u662f\u641c\u5c0b\u5f15\u64ce\u8a55\u4f30\u6392\u540d\u7684\u91cd\u8981\u6307\u6a19\u3002\u7576\u7db2\u7ad9\u983b\u7e41\u56e0 DDoS \u653b\u64ca\u800c\u7121\u6cd5\u6b63\u5e38\u904b\u4f5c\uff0c\u641c\u5c0b\u5f15\u64ce\u7684\u722c\u87f2\u7121\u6cd5\u6709\u6548\u6293\u53d6\u7db2\u9801\u5167\u5bb9\uff0c\u5c0e\u81f4\u7db2\u7ad9\u6b0a\u91cd\u4e0b\u964d\u3002\u9019\u6703\u4f7f\u5f97\u7db2\u7ad9\u5728\u641c\u5c0b\u7d50\u679c\u4e2d\u7684\u6392\u540d\u9010\u6f38\u4e0b\u6ed1\uff0c\u9577\u671f\u5f71\u97ff\u7db2\u7ad9\u7684\u66dd\u5149\u5ea6\u8207\u81ea\u7136\u6d41\u91cf\uff0c\u5c0d\u4f01\u696d\u7684\u7dda\u4e0a\u884c\u92b7\u5e36\u4f86\u8ca0\u9762\u5f71\u97ff\u3002<\/p>\n\n\n\n <\/span>4. \u5ba2\u6236\u4fe1\u4efb\u5ea6\u4e0b\u964d\uff0c\u640d\u5bb3\u54c1\u724c\u5f62\u8c61<\/strong><\/span><\/h3>\n\n\n\n \u6301\u7e8c\u7684 DDoS \u653b\u64ca\u6703\u8b93\u7528\u6236\u8cea\u7591\u7db2\u7ad9\u7684\u5b89\u5168\u6027\u8207\u7a69\u5b9a\u6027\u3002\u7576\u7db2\u7ad9\u6642\u5e38\u7121\u6cd5\u6b63\u5e38\u4f7f\u7528\u6216\u7d93\u5e38\u51fa\u73fe\u6545\u969c\u6642\uff0c\u5ba2\u6236\u5c0d\u4f01\u696d\u7684\u4fe1\u4efb\u5ea6\u6703\u5927\u5927\u964d\u4f4e\u3002\u9019\u4e0d\u50c5\u6703\u5f71\u97ff\u73fe\u6709\u5ba2\u6236\u7684\u5fe0\u8aa0\u5ea6\uff0c\u4e5f\u6703\u8b93\u6f5b\u5728\u5ba2\u6236\u7336\u8c6b\u662f\u5426\u9858\u610f\u4f7f\u7528\u8a72\u4f01\u696d\u7684\u670d\u52d9\uff0c\u9032\u4e00\u6b65\u640d\u5bb3\u54c1\u724c\u5f62\u8c61\u3002<\/p>\n\n\n\n <\/span>5. \u984d\u5916\u8cc7\u6e90\u6d88\u8017\u8207\u6210\u672c\u589e\u52a0<\/strong><\/span><\/h3>\n\n\n\n DDoS \u653b\u64ca\u9020\u6210\u7684\u6d41\u91cf\u6fc0\u589e\u6703\u8fc5\u901f\u8017\u76e1\u4f3a\u670d\u5668\u548c\u983b\u5bec\u8cc7\u6e90\uff0c\u5c0d\u65bc\u63a1\u7528\u6309\u4f7f\u7528\u91cf\u8a08\u8cbb\u7684\u96f2\u7aef\u670d\u52d9\u4f86\u8aaa\uff0c\u6703\u76f4\u63a5\u5c0e\u81f4\u8cbb\u7528\u98c6\u5347\u3002\u6b64\u5916\uff0c\u4f01\u696d\u9084\u9700\u8981\u6295\u5165\u66f4\u591a\u7684\u6280\u8853\u8cc7\u6e90\u8207\u4eba\u529b\u4f86\u61c9\u5c0d\u548c\u9632\u79a6\u653b\u64ca\uff0c\u9019\u4e9b\u984d\u5916\u652f\u51fa\u6703\u6210\u70ba\u4f01\u696d\u7d93\u71df\u4e0a\u7684\u8ca0\u64d4\u3002<\/p>\n\n\n\n <\/span>6. \u5f71\u97ff\u4f01\u696d\u5167\u90e8\u904b\u71df\u8207\u751f\u7522\u529b<\/strong><\/span><\/h3>\n\n\n\n \u9664\u4e86\u5f71\u97ff\u5916\u90e8\u7528\u6236\u9ad4\u9a57\uff0cDDoS \u653b\u64ca\u9084\u6703\u5e72\u64fe\u4f01\u696d\u5167\u90e8\u7cfb\u7d71\u7684\u904b\u4f5c\u3002\u53d7\u5230\u653b\u64ca\u7684\u7db2\u8def\u8cc7\u6e90\u4e0d\u7a69\u5b9a\uff0c\u53ef\u80fd\u5f71\u97ff\u54e1\u5de5\u4f7f\u7528\u7684\u8fa6\u516c\u7cfb\u7d71\u8207\u5354\u4f5c\u5de5\u5177\uff0c\u964d\u4f4e\u6574\u9ad4\u5de5\u4f5c\u6548\u7387\u3002IT \u5718\u968a\u5fc5\u9808\u82b1\u8cbb\u5927\u91cf\u6642\u9593\u8655\u7406\u653b\u64ca\u554f\u984c\uff0c\u5c0e\u81f4\u5176\u4ed6\u91cd\u8981\u4efb\u52d9\u5ef6\u9072\uff0c\u9032\u800c\u5f71\u97ff\u4f01\u696d\u6b63\u5e38\u7684\u904b\u71df\u7bc0\u594f\u3002<\/p>\n\n\n\n \n\n\n\n <\/span>\u4e94\u30015 \u7a2e\u5bb9\u6613\u6210\u70ba Doss \u653b\u64ca\u76ee\u6a19\u7684\u7db2\u7ad9\u985e\u578b<\/strong><\/span><\/h2>\n\n\n\n <\/span>1. \u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u8207\u8cfc\u7269\u7db2\u7ad9<\/strong><\/span><\/h3>\n\n\n\n \u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u548c\u8cfc\u7269\u7db2\u7ad9\u56e0\u70ba\u6bcf\u65e5\u8655\u7406\u5927\u91cf\u4ea4\u6613\u548c\u7528\u6236\u6d41\u91cf\uff0c\u4e00\u65e6\u906d\u9047 DDoS \u653b\u64ca\uff0c\u7db2\u7ad9\u7671\u7613\u6703\u76f4\u63a5\u5f71\u97ff\u92b7\u552e\u696d\u7e3e\u8207\u9867\u5ba2\u9ad4\u9a57\uff0c\u5c0e\u81f4\u4f01\u696d\u640d\u5931\u6158\u91cd\u3002\u56e0\u6b64\uff0c\u9019\u985e\u7db2\u7ad9\u5e38\u6210\u70ba\u99ed\u5ba2\u9396\u5b9a\u7684\u653b\u64ca\u76ee\u6a19\u3002<\/p>\n\n\n\n <\/span>2. \u91d1\u878d\u6a5f\u69cb\u8207\u52a0\u5bc6\u8ca8\u5e63\u670d\u52d9<\/strong><\/span><\/h3>\n\n\n\n \u91d1\u878d\u7db2\u7ad9\u548c\u52a0\u5bc6\u8ca8\u5e63\u4ea4\u6613\u5e73\u53f0\u627f\u8f09\u5927\u91cf\u654f\u611f\u8cc7\u91d1\u4ea4\u6613\uff0c\u653b\u64ca\u8005\u5f80\u5f80\u4ee5\u7671\u7613\u670d\u52d9\u4f5c\u70ba\u52d2\u7d22\u624b\u6bb5\uff0c\u6216\u8005\u5728\u653b\u64ca\u671f\u9593\u8d81\u4e82\u9032\u884c\u8a50\u9a19\u8207\u8cc7\u6599\u7aca\u53d6\uff0c\u5c0d\u6574\u500b\u91d1\u878d\u9ad4\u7cfb\u9020\u6210\u5a01\u8105\u3002<\/p>\n\n\n\n <\/span>3. \u904a\u6232\u4f3a\u670d\u5668\u8207\u76f4\u64ad\u5e73\u53f0<\/strong><\/span><\/h3>\n\n\n\n \u904a\u6232\u548c\u76f4\u64ad\u670d\u52d9\u5c0d\u9023\u7dda\u54c1\u8cea\u8981\u6c42\u6975\u9ad8\uff0cDDoS \u653b\u64ca\u6703\u9020\u6210\u56b4\u91cd\u5ef6\u9072\u751a\u81f3\u4e2d\u65b7\uff0c\u5c0e\u81f4\u7528\u6236\u6d41\u5931\u3002\u653b\u64ca\u8005\u6709\u6642\u6703\u5229\u7528\u9019\u985e\u653b\u64ca\u4f86\u52d2\u7d22\u904a\u6232\u6216\u5e73\u53f0\u696d\u8005\uff0c\u6216\u60e1\u610f\u7834\u58de\u670d\u52d9\u7a69\u5b9a\u6027\u3002<\/p>\n\n\n\n <\/span>4. \u5a92\u9ad4\u65b0\u805e\u7db2\u7ad9\u8207\u8ad6\u58c7<\/strong><\/span><\/h3>\n\n\n\n \u56e0\u70ba\u5a92\u9ad4\u548c\u8ad6\u58c7\u6d89\u53ca\u5927\u91cf\u793e\u6703\u8f3f\u8ad6\u8207\u654f\u611f\u8b70\u984c\uff0c\u9019\u4e9b\u7db2\u7ad9\u7d93\u5e38\u88ab\u6297\u8b70\u5718\u9ad4\u6216\u60e1\u610f\u653b\u64ca\u8005\u7576\u4f5c\u7834\u58de\u8cc7\u8a0a\u6d41\u901a\u7684\u76ee\u6a19\u3002\u653b\u64ca\u6210\u529f\u53ef\u80fd\u963b\u65b7\u91cd\u8981\u8cc7\u8a0a\u50b3\u64ad\uff0c\u5f71\u97ff\u793e\u6703\u8f3f\u8ad6\u3002<\/p>\n\n\n\n <\/span>5. \u653f\u5e9c\u6a5f\u95dc\u7db2\u7ad9<\/strong><\/span><\/h3>\n\n\n\n \u653f\u5e9c\u7db2\u7ad9\u80a9\u8ca0\u516c\u5171\u8cc7\u8a0a\u767c\u5e03\u8207\u884c\u653f\u670d\u52d9\u529f\u80fd\uff0c\u5bb9\u6613\u6210\u70ba\u653f\u6cbb\u52d5\u6a5f\u6216\u793e\u6703\u6297\u8b70\u7684\u653b\u64ca\u5c0d\u8c61\u3002DDoS \u653b\u64ca\u5c0d\u653f\u5e9c\u7db2\u7ad9\u7684\u7671\u7613\u53ef\u80fd\u5c0e\u81f4\u793e\u6703\u6df7\u4e82\uff0c\u5c0d\u570b\u5bb6\u5b89\u5168\u9020\u6210\u5f71\u97ff\u3002 <\/p>\n\n\n\n \n\n\n\n <\/span>\u516d\u3001\u5982\u4f55\u77e5\u9053\u662f\u88ab DDoS \u653b\u64ca\uff1f<\/strong><\/span><\/h2>\n\n\n\n <\/span>1. \u7db2\u7ad9\u7a81\u7136\u8b8a\u5f97\u7570\u5e38\u7de9\u6162\u6216\u7121\u6cd5\u9023\u7dda<\/strong><\/span><\/h3>\n\n\n\n \u7576\u7db2\u7ad9\u6d41\u91cf\u7570\u5e38\u5287\u589e\uff0c\u4f3a\u670d\u5668\u7121\u6cd5\u627f\u53d7\u5927\u91cf\u540c\u6642\u8acb\u6c42\uff0c\u7db2\u7ad9\u53cd\u61c9\u901f\u5ea6\u6703\u660e\u986f\u4e0b\u964d\uff0c\u751a\u81f3\u5b8c\u5168\u7121\u6cd5\u9023\u7dda\u3002\u4f7f\u7528\u8005\u53ef\u80fd\u6703\u770b\u5230\u300c\u7db2\u7ad9\u7121\u6cd5\u9023\u63a5\u300d\u6216\u300c\u9023\u7dda\u903e\u6642\u300d\u7684\u932f\u8aa4\u8a0a\u606f\uff0c\u9019\u662f\u6700\u76f4\u89c0\u7684\u8b66\u793a\u3002<\/p>\n\n\n\n <\/span>2. \u4e3b\u6a5f\u6d41\u91cf\u7a81\u589e\uff0c\u9060\u8d85\u5e73\u5e38\u6c34\u6e96<\/strong><\/span><\/h3>\n\n\n\n \u900f\u904e\u6d41\u91cf\u76e3\u63a7\u5de5\u5177\uff0c\u7ba1\u7406\u54e1\u53ef\u4ee5\u767c\u73fe\u7db2\u7ad9\u6d41\u91cf\u5728\u77ed\u6642\u9593\u5167\u66b4\u589e\u6578\u500d\u751a\u81f3\u6578\u5341\u500d\uff0c\u4e14\u9019\u4e9b\u6d41\u91cf\u591a\u534a\u4f86\u81ea\u65bc\u4e0d\u5c0b\u5e38\u7684 IP \u5340\u6bb5\u6216\u5730\u7406\u4f4d\u7f6e\uff0c\u986f\u793a\u6d41\u91cf\u7570\u5e38\u4e26\u975e\u6b63\u5e38\u8a2a\u5ba2\u9020\u6210\u3002<\/p>\n\n\n\n <\/span>3. \u5f8c\u53f0\u7d00\u9304\u51fa\u73fe\u5927\u91cf\u4f86\u81ea\u4e0d\u540c IP \u7684\u8acb\u6c42<\/strong><\/span><\/h3>\n\n\n\n DDoS \u653b\u64ca\u591a\u4f86\u81ea\u6bad\u5c4d\u7db2\u8def\uff0c\u63a7\u5236\u5927\u91cf\u5206\u6563\u7684\u8a2d\u5099\u540c\u6642\u767c\u52d5\u653b\u64ca\u3002\u5f8c\u53f0\u65e5\u8a8c\u6703\u8a18\u9304\u5927\u91cf\u983b\u7e41\u4f86\u81ea\u591a\u500b\u4e0d\u540c IP \u7684\u8acb\u6c42\uff0c\u751a\u81f3\u53ef\u898b\u76f8\u4f3c\u7684\u8acb\u6c42\u6a21\u5f0f\uff0c\u9019\u7a2e\u7570\u5e38\u8acb\u6c42\u983b\u7387\u548c\u4f86\u6e90\u5206\u5e03\u662f\u5224\u65b7\u653b\u64ca\u7684\u91cd\u8981\u4f9d\u64da\u3002<\/p>\n\n\n\n <\/span>4. CPU \u6216\u8a18\u61b6\u9ad4\u7570\u5e38\u98c6\u9ad8\uff0c\u751a\u81f3\u7121\u6cd5\u767b\u5165\u4f3a\u670d\u5668<\/strong><\/span><\/h3>\n\n\n\n \u5728 DDoS \u653b\u64ca\u671f\u9593\uff0c\u4f3a\u670d\u5668\u7684\u8cc7\u6e90\u6703\u88ab\u5feb\u901f\u8017\u76e1\uff0c\u5c0e\u81f4 CPU \u8ca0\u8f09\u98c6\u5347\uff0c\u8a18\u61b6\u9ad4\u7528\u91cf\u904e\u9ad8\uff0c\u7cfb\u7d71\u53ef\u80fd\u8b8a\u5f97\u7121\u6cd5\u56de\u61c9\u6b63\u5e38\u6307\u4ee4\uff0c\u7ba1\u7406\u54e1\u53ef\u80fd\u7121\u6cd5\u4f7f\u7528\u9060\u7aef\u684c\u9762\u6216 SSH \u767b\u5165\u4f3a\u670d\u5668\uff0c\u589e\u52a0\u4fee\u5fa9\u56f0\u96e3\u3002<\/p>\n\n\n\n <\/span>5. CDN \u6216\u4e3b\u6a5f\u5546\u767c\u51fa\u8b66\u544a\u901a\u77e5<\/strong><\/span><\/h3>\n\n\n\n \u73fe\u4ee3\u4e3b\u6a5f\u670d\u52d9\u8207 CDN \u5e73\u53f0\u901a\u5e38\u6703\u6709\u81ea\u52d5\u6d41\u91cf\u7570\u5e38\u5075\u6e2c\u7cfb\u7d71\uff0c\u4e00\u65e6\u767c\u73fe\u53ef\u7591\u653b\u64ca\u6d41\u91cf\u6703\u7acb\u5373\u767c\u51fa\u8b66\u544a\uff0c\u63d0\u9192\u7528\u6236\u63a1\u53d6\u61c9\u5c0d\u63aa\u65bd\u3002\u6536\u5230\u6b64\u985e\u8b66\u544a\u6642\u61c9\u7acb\u5373\u63d0\u9ad8\u8b66\u89ba\u3002<\/p>\n\n\n\n \n\n\n\n <\/span>\u4e03\u3001\u5982\u4f55\u9632\u79a6 DDoS \u653b\u64ca\uff1f<\/strong><\/span><\/h2>\n\n\n\n <\/span>1. \u4f7f\u7528 CDN\uff08\u5167\u5bb9\u50b3\u905e\u7db2\u8def\uff09<\/strong><\/span><\/h3>\n\n\n\n CDN \u53ef\u4ee5\u5c07\u7db2\u7ad9\u7684\u6d41\u91cf\u5206\u6563\u5230\u5168\u7403\u591a\u500b\u7bc0\u9ede\uff0c\u4e0d\u50c5\u63d0\u5347\u4f7f\u7528\u8005\u8a2a\u554f\u901f\u5ea6\uff0c\u4e5f\u6e1b\u5c11\u539f\u59cb\u4f3a\u670d\u5668\u6240\u627f\u53d7\u7684\u58d3\u529b\u3002\u7576\u906d\u53d7 DDoS \u653b\u64ca\u6642\uff0cCDN \u80fd\u6709\u6548\u904e\u6ffe\u5927\u91cf\u7570\u5e38\u6d41\u91cf\uff0c\u964d\u4f4e\u653b\u64ca\u5c0d\u4e3b\u6a5f\u7684\u5f71\u97ff\uff0c\u4fdd\u969c\u7db2\u7ad9\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n\n\n\n <\/span>2. \u5c0e\u5165\u9632\u706b\u7246\u8207\u6d41\u91cf\u63a7\u5236<\/strong><\/span><\/h3>\n\n\n\n \u5229\u7528\u9632\u706b\u7246\u8a2d\u5b9a\u904e\u6ffe\u898f\u5247\uff0c\u5c01\u9396\u53ef\u7591\u6216\u7570\u5e38\u7684 IP \u5730\u5740\uff0c\u4e26\u900f\u904e\u6d41\u91cf\u9650\u5236\u6a5f\u5236\u9632\u6b62\u55ae\u4e00 IP \u904e\u5ea6\u8acb\u6c42\u3002\u9032\u4e00\u6b65\u7d50\u5408\u9a57\u8b49\u6a5f\u5236\uff0c\u5982 CAPTCHA\uff0c\u78ba\u4fdd\u8a2a\u5ba2\u70ba\u771f\u4eba\u800c\u975e\u6a5f\u5668\u4eba\uff0c\u63d0\u9ad8\u653b\u64ca\u9632\u79a6\u80fd\u529b\u3002<\/p>\n\n\n\n <\/span>3. \u9078\u64c7\u652f\u63f4 DDoS \u9632\u8b77\u7684\u4e3b\u6a5f\u6216\u96f2\u7aef\u670d\u52d9<\/strong><\/span><\/h3>\n\n\n\n \u8a31\u591a\u4e3b\u6a5f\u5546\u8207\u96f2\u7aef\u5e73\u53f0\u63d0\u4f9b\u5167\u5efa\u7684 DDoS \u9632\u8b77\u670d\u52d9\uff0c\u4f8b\u5982 Cloudflare\u3001AWS Shield\u3001Google Cloud Armor \u7b49\uff0c\u9019\u4e9b\u670d\u52d9\u53ef\u4ee5\u5373\u6642\u6aa2\u6e2c\u4e26\u7de9\u89e3\u653b\u64ca\u6d41\u91cf\uff0c\u6e1b\u8f15\u4f3a\u670d\u5668\u8ca0\u64d4\uff0c\u78ba\u4fdd\u7db2\u7ad9\u53ef\u7528\u6027\u3002<\/p>\n\n\n\n <\/span>4. \u76e3\u63a7\u8207\u9810\u8b66\u7cfb\u7d71<\/strong><\/span><\/h3>\n\n\n\n \u5efa\u7acb\u5373\u6642\u76e3\u63a7\u7cfb\u7d71\uff0c\u6301\u7e8c\u8ffd\u8e64\u7db2\u7ad9\u6d41\u91cf\u8207\u4f3a\u670d\u5668\u8ca0\u8f09\uff0c\u7576\u767c\u73fe\u6d41\u91cf\u7570\u5e38\u6216\u7cfb\u7d71\u8cc7\u6e90\u7570\u5e38\u98c6\u9ad8\u6642\uff0c\u80fd\u53ca\u6642\u767c\u51fa\u8b66\u5831\uff0c\u8b93\u7ba1\u7406\u54e1\u8fc5\u901f\u4ecb\u5165\uff0c\u63a1\u53d6\u76f8\u61c9\u9632\u79a6\u63aa\u65bd\uff0c\u7e2e\u77ed\u653b\u64ca\u5e36\u4f86\u7684\u5f71\u97ff\u6642\u9593\u3002<\/p>\n\n\n\n <\/span>5. \u4f7f\u7528 WAF\uff08Web Application Firewall\uff09<\/strong><\/span><\/h3>\n\n\n\n WAF \u53ef\u91dd\u5c0d\u61c9\u7528\u5c64\u7684\u653b\u64ca\u9032\u884c\u9632\u79a6\uff0c\u8fa8\u8b58\u4e26\u6514\u622a\u6a21\u4eff\u6b63\u5e38\u7528\u6236\u884c\u70ba\u7684\u60e1\u610f\u8acb\u6c42\uff0c\u5982 HTTP Flood \u653b\u64ca\uff0c\u4fdd\u8b77\u7db2\u7ad9\u61c9\u7528\u5c64\u4e0d\u88ab\u7834\u58de\uff0c\u63d0\u5347\u6574\u9ad4\u5b89\u5168\u9632\u8b77\u6548\u679c\u3002<\/p>\n\n\n\n <\/span>6. \u8fc5\u901f\u555f\u7528\u6d41\u91cf\u6e05\u6d17\u8207\u5b89\u5168\u7dad\u8b77<\/strong><\/span><\/h3>\n\n\n\n \u7576\u61f7\u7591\u906d\u53d7 DDoS \u653b\u64ca\u6642\uff0c\u61c9\u7acb\u5373\u806f\u7d61\u4e3b\u6a5f\u5546\u6216\u5b89\u5168\u670d\u52d9\u4f9b\u61c9\u5546\uff0c\u8acb\u6c42\u555f\u7528\u6d41\u91cf\u6e05\u6d17\uff08traffic scrubbing\uff09\u7b49\u9632\u79a6\u63aa\u65bd\uff0c\u5feb\u901f\u904e\u6ffe\u7570\u5e38\u6d41\u91cf\uff0c\u6e1b\u8f15\u4f3a\u670d\u5668\u8ca0\u64d4\uff0c\u78ba\u4fdd\u7db2\u7ad9\u6301\u7e8c\u6b63\u5e38\u904b\u4f5c\u3002\u914d\u5408\u9632\u706b\u7246\u898f\u5247\u9650\u5236\u7570\u5e38\u6d41\u91cf\u4f86\u6e90\uff0c\u63d0\u5347\u6574\u9ad4\u9632\u8b77\u6548\u679c\u3002<\/p>\n\n\n\n \u540c\u6642\uff0c\u5b9a\u671f\u6aa2\u67e5\u7db2\u7ad9\u548c\u4f3a\u670d\u5668\u7684\u5b89\u5168\u8a2d\u5b9a\uff0c\u4e26\u4fdd\u6301\u7cfb\u7d71\u8207\u61c9\u7528\u7a0b\u5f0f\u7684\u66f4\u65b0\uff0c\u4e5f\u662f\u964d\u4f4e\u653b\u64ca\u98a8\u96aa\u7684\u91cd\u8981\u6b65\u9a5f\u3002<\/p>\n\n\n\n <\/span>7. \u5efa\u7acb\u61c9\u8b8a\u8a08\u5283\u8207\u5b9a\u671f\u6e2c\u8a66<\/strong><\/span><\/h3>\n\n\n\n \u9664\u4e86\u90e8\u7f72\u6280\u8853\u9632\u79a6\uff0c\u4f01\u696d\u61c9\u5236\u5b9a\u5b8c\u5584\u7684\u61c9\u8b8a\u8a08\u5283\uff0c\u5305\u542b\u653b\u64ca\u5075\u6e2c\u3001\u901a\u5831\u6d41\u7a0b\u8207\u6062\u5fa9\u6a5f\u5236\u3002\u5b9a\u671f\u6f14\u7df4\u653b\u64ca\u9632\u79a6\u65b9\u6848\uff0c\u78ba\u4fdd\u5718\u968a\u80fd\u8fc5\u901f\u6709\u6548\u5730\u56de\u61c9\u5404\u7a2e\u7a81\u767c\u72c0\u6cc1\uff0c\u6e1b\u5c11\u640d\u5931\u3002<\/p>\n\n\n\n \n\n\n\n <\/span>\u516b\u3001DDoS \u653b\u64ca\u53ef\u4ee5\u5b8c\u5168\u907f\u514d\u55ce\uff1f<\/strong><\/span><\/h2>\n\n\n\n DDoS \u653b\u64ca\u96a8\u8457\u6280\u8853\u548c\u624b\u6cd5\u4e0d\u65b7\u9032\u5316\uff0c\u7121\u6cd5\u4fdd\u8b49\u767e\u5206\u4e4b\u767e\u5b8c\u5168\u907f\u514d\u3002\u5373\u4f7f\u90e8\u7f72\u4e86\u591a\u5c64\u9632\u79a6\u6a5f\u5236\uff0c\u4e5f\u53ef\u80fd\u9762\u81e8\u65b0\u578b\u614b\u6216\u8d85\u5927\u898f\u6a21\u7684\u653b\u64ca\u3002\u7136\u800c\uff0c\u900f\u904e\u4f7f\u7528 CDN\u3001\u9632\u706b\u7246\u3001WAF \u7b49\u591a\u91cd\u9632\u8b77\uff0c\u52a0\u4e0a\u6301\u7e8c\u76e3\u63a7\u548c\u5373\u6642\u61c9\u8b8a\uff0c\u80fd\u5927\u5e45\u964d\u4f4e\u653b\u64ca\u9020\u6210\u7684\u5f71\u97ff\uff0c\u8b93\u7db2\u7ad9\u7dad\u6301\u7a69\u5b9a\u904b\u4f5c\u3002<\/p>\n\n\n\n \u56e0\u6b64\uff0c\u5efa\u8b70\u4f01\u696d\u548c\u7db2\u7ad9\u7ba1\u7406\u8005\u9078\u64c7\u5177\u5099\u5f37\u5927\u5b89\u5168\u9632\u8b77\u80fd\u529b\u7684\u4e3b\u6a5f\u8207\u5efa\u7ad9\u670d\u52d9\uff0c\u4e26\u5b9a\u671f\u66f4\u65b0\u7cfb\u7d71\u8207\u5236\u5b9a\u61c9\u8b8a\u8a08\u5283\uff0c\u624d\u80fd\u63d0\u5347\u7db2\u7ad9\u6574\u9ad4\u7684\u6297\u58d3\u6027\u8207\u97cc\u6027\uff0c\u6709\u6548\u6e1b\u5c11\u88ab\u7671\u7613\u7684\u98a8\u96aa\u3002<\/p>\n\n\n\n \n\n\n\n <\/span>\u4e5d\u3001DDoS \u653b\u64ca\u5e38\u898b\u554f\u984c<\/strong><\/span><\/h2>\n\n\n\n <\/span>1. DDoS \u662f\u4ec0\u9ebc\u610f\u601d\uff1f<\/strong><\/span><\/h3>\n\n\n\n DDoS \u662f\u300c\u5206\u6563\u5f0f\u963b\u65b7\u670d\u52d9\u653b\u64ca\u300d\u7684\u7e2e\u5beb\u3002\u5b83\u6307\u7684\u662f\u653b\u64ca\u8005\u5229\u7528\u5927\u91cf\u88ab\u63a7\u5236\u7684\u96fb\u8166\u3001\u7269\u806f\u7db2\u88dd\u7f6e\u7b49\uff0c\u5f9e\u591a\u500b\u4e0d\u540c\u4f4d\u7f6e\u540c\u6642\u5411\u76ee\u6a19\u7db2\u7ad9\u6216\u4f3a\u670d\u5668\u767c\u8d77\u5927\u91cf\u8acb\u6c42\uff0c\u9020\u6210\u7cfb\u7d71\u8cc7\u6e90\u88ab\u8017\u76e1\uff0c\u5c0e\u81f4\u7db2\u7ad9\u7121\u6cd5\u6b63\u5e38\u904b\u4f5c\u3002\u9019\u7a2e\u653b\u64ca\u7684\u5206\u6563\u6027\u4f7f\u5f97\u9632\u79a6\u96e3\u5ea6\u5927\u5e45\u63d0\u5347\u3002<\/p>\n\n\n\n DDoS \u653b\u64ca\u901a\u5e38\u7528\u4f86\u7671\u7613\u7db2\u7ad9\u6216\u7dda\u4e0a\u670d\u52d9\uff0c\u53ef\u80fd\u7531\u9ed1\u5ba2\u3001\u7af6\u722d\u5c0d\u624b\u6216\u4e0d\u6eff\u7528\u6236\u767c\u8d77\uff0c\u76ee\u7684\u662f\u963b\u65b7\u6b63\u5e38\u4f7f\u7528\u8005\u7684\u8a2a\u554f\u6b0a\u9650\u3002\u4e86\u89e3 DDoS \u653b\u64ca\u7684\u57fa\u672c\u6982\u5ff5\uff0c\u80fd\u5e6b\u52a9\u4f01\u696d\u53ca\u65e9\u90e8\u7f72\u6709\u6548\u9632\u79a6\u63aa\u65bd\u3002<\/p>\n\n\n\n <\/span>2. \u88ab DDoS \u6703\u600e\u6a23\uff1f<\/strong><\/span><\/h3>\n\n\n\n \u7576\u7db2\u7ad9\u906d\u53d7 DDoS \u653b\u64ca\u6642\uff0c\u4f7f\u7528\u8005\u6703\u767c\u73fe\u7db2\u9801\u8f09\u5165\u8b8a\u5f97\u7570\u5e38\u7de9\u6162\uff0c\u751a\u81f3\u7121\u6cd5\u9023\u7dda\u3002\u9019\u7a2e\u4e2d\u65b7\u6703\u76f4\u63a5\u5f71\u97ff\u4f7f\u7528\u8005\u9ad4\u9a57\uff0c\u5c0e\u81f4\u6d41\u91cf\u8207\u71df\u6536\u5927\u5e45\u4e0b\u964d\uff0c\u5c24\u5176\u5c0d\u96fb\u5b50\u5546\u52d9\u8207\u7dda\u4e0a\u670d\u52d9\u5f71\u97ff\u66f4\u5927\u3002<\/p>\n\n\n\n \u6b64\u5916\uff0c\u9577\u6642\u9593\u7684\u653b\u64ca\u53ef\u80fd\u640d\u5bb3\u4f01\u696d\u54c1\u724c\u5f62\u8c61\u8207\u5ba2\u6236\u4fe1\u4efb\u5ea6\u3002\u6301\u7e8c\u88ab\u653b\u64ca\u9084\u6703\u8b93\u7db2\u7ad9\u7684\u641c\u5c0b\u5f15\u64ce\u6392\u540d\u4e0b\u964d\uff0c\u9032\u800c\u5f71\u97ff\u672a\u4f86\u7684\u81ea\u7136\u6d41\u91cf\u548c\u696d\u52d9\u767c\u5c55\u3002<\/p>\n\n\n\n <\/span>3. DDoS \u53ef\u4ee5\u7528\u4ec0\u9ebc\u89e3\u6c7a\uff1f<\/strong><\/span><\/h3>\n\n\n\n \u9632\u79a6 DDoS \u653b\u64ca\u9700\u8981\u591a\u5c64\u6b21\u7684\u7b56\u7565\u3002\u9996\u5148\u53ef\u4ee5\u4f7f\u7528 CDN\uff08\u5167\u5bb9\u50b3\u905e\u7db2\u8def\uff09\u4f86\u5206\u6563\u8a2a\u554f\u6d41\u91cf\uff0c\u6e1b\u8f15\u55ae\u4e00\u4f3a\u670d\u5668\u58d3\u529b\u3002\u642d\u914d\u9632\u706b\u7246\u8207 Web Application Firewall (WAF)\uff0c\u6709\u6548\u904e\u6ffe\u7570\u5e38\u6216\u60e1\u610f\u6d41\u91cf\uff0c\u963b\u6b62\u653b\u64ca\u8acb\u6c42\u9032\u5165\u3002<\/p>\n\n\n\n \u540c\u6642\uff0c\u5efa\u8b70\u9078\u64c7\u5177\u5099\u5c08\u696d DDoS \u9632\u8b77\u670d\u52d9\u7684\u4e3b\u6a5f\u6216\u96f2\u7aef\u5e73\u53f0\uff0c\u5982 Cloudflare\u3001AWS Shield \u7b49\uff0c\u9019\u4e9b\u670d\u52d9\u80fd\u5373\u6642\u76e3\u63a7\u4e26\u6e05\u6d17\u653b\u64ca\u6d41\u91cf\uff0c\u5e6b\u52a9\u7db2\u7ad9\u5feb\u901f\u6062\u5fa9\u6b63\u5e38\u904b\u4f5c\uff0c\u964d\u4f4e\u640d\u5931\u3002<\/p>\n\n\n\n <\/span>4. DDoS \u72af\u6cd5\u55ce\uff1f<\/strong><\/span><\/h3>\n\n\n\n \u5728\u7d55\u5927\u591a\u6578\u570b\u5bb6\uff0c\u767c\u8d77 DDoS \u653b\u64ca\u90fd\u5c6c\u65bc\u975e\u6cd5\u884c\u70ba\uff0c\u56e0\u5176\u5e72\u64fe\u4ed6\u4eba\u6b63\u5e38\u4f7f\u7528\u7db2\u8def\u670d\u52d9\uff0c\u9055\u53cd\u4e86\u76f8\u95dc\u7db2\u8def\u5b89\u5168\u8207\u96fb\u8166\u72af\u7f6a\u6cd5\u5f8b\u3002\u653b\u64ca\u8005\u4e00\u65e6\u88ab\u6293\u7372\uff0c\u53ef\u80fd\u9762\u81e8\u5211\u4e8b\u8655\u7f70\uff0c\u5305\u62ec\u7f70\u6b3e\u548c\u76e3\u7981\u3002<\/p>\n\n\n\n \u6b64\u5916\uff0cDDoS \u653b\u64ca\u4e5f\u53ef\u80fd\u5f15\u8d77\u6c11\u4e8b\u8a34\u8a1f\uff0c\u53d7\u5bb3\u4f01\u696d\u53ef\u8981\u6c42\u8ce0\u511f\u640d\u5931\u3002\u56e0\u6b64\uff0c\u7121\u8ad6\u662f\u767c\u8d77\u9084\u662f\u5354\u52a9\u4ed6\u4eba\u9032\u884c DDoS \u653b\u64ca\uff0c\u90fd\u5b58\u5728\u6975\u5927\u7684\u6cd5\u5f8b\u98a8\u96aa\uff0c\u61c9\u8a72\u56b4\u683c\u907f\u514d\u3002<\/p>\n\n\n\n \n\n\n\n <\/span>\u7d50\u8ad6\uff1a\u7db2\u7ad9\u4e0d\u662f\u6015\u88ab\u99ed\uff0c\u800c\u662f\u6015\u88ab\u7671\u7613<\/strong><\/span><\/h2>\n\n\n\n DDoS \u653b\u64ca\u4e26\u4e0d\u662f\u99ed\u9032\u4f60\u7684\u7db2\u7ad9\uff0c\u800c\u662f\u8b93\u5b83\u7671\u7613\u5230\u6c92\u4eba\u80fd\u7528\u3002\u9019\u5c31\u662f\u70ba\u4ec0\u9ebc\u5f9e\u4e00\u958b\u59cb\u5efa\u7ad9\uff0c\u5c31\u5fc5\u9808\u8003\u616e\u5230\u8cc7\u5b89\u8207\u6297\u58d3\u80fd\u529b\u3002<\/p>\n\n\n\n \u5982\u679c\u4f60\u6b63\u6e96\u5099\u67b6\u8a2d\u7db2\u7ad9\uff0c\u5c0d\u7db2\u7ad9\u7684\u7a69\u5b9a\u6027\u8207\u8cc7\u5b89\u6709\u66f4\u9ad8\u7684\u8981\u6c42\uff0c\u6b61\u8fce\u806f\u7d61\u6211\u5011\u3010\u5c11\u5e74\u61c2\u884c\u92b7\u3011\u3002\u6211\u5011\u4e0d\u53ea\u5e6b\u4f60\u5efa\u7db2\u7ad9\uff0c\u66f4\u6703\u5f9e\u4e3b\u6a5f\u9078\u64c7\u3001\u7db2\u8def\u67b6\u69cb\u3001SSL 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