{"id":33959,"date":"2025-03-07T11:31:08","date_gmt":"2025-03-07T03:31:08","guid":{"rendered":"https:\/\/www.yunshan.net\/blog\/?p=33959"},"modified":"2025-03-07T11:31:08","modified_gmt":"2025-03-07T03:31:08","slug":"%e7%bd%91%e7%bb%9c%e6%80%a7%e8%83%bd%e7%9b%91%e6%8e%a7%e4%b8%ad%e5%a6%82%e4%bd%95%e8%af%86%e5%88%abddos%e6%94%bb%e5%87%bb%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.yunshan.net\/blog\/archives\/33959.html","title":{"rendered":"\u7f51\u7edc\u6027\u80fd\u76d1\u63a7\u4e2d\u5982\u4f55\u8bc6\u522bDDoS\u653b\u51fb\uff1f"},"content":{"rendered":"

\n

\"\u7f51\u7edc\u6027\u80fd\u76d1\u63a7\u4e2d\u5982\u4f55\u8bc6\u522bDDoS\u653b\u51fb\uff1f\"<\/p>\n<\/p>\n

\n

\u524d\u8a00<\/strong>
\n\u5728\u6570\u5b57\u5316\u6d6a\u6f6e\u5e2d\u5377\u5168\u7403\u7684\u4eca\u5929\uff0c\u7f51\u7edc\u5df2\u6210\u4e3a\u4f01\u4e1a\u8fd0\u8425\u7684\u201c\u751f\u547d\u7ebf\u201d\u3002\u7136\u800c\uff0c\u8fd9\u6761\u751f\u547d\u7ebf\u6b63\u9762\u4e34\u8d8a\u6765\u8d8a\u590d\u6742\u7684\u5a01\u80c1\uff0c\u5176\u4e2dDDoS\u653b\u51fb<\/strong>\uff08\u5206\u5e03\u5f0f\u62d2\u7edd\u670d\u52a1\u653b\u51fb\uff09\u56e0\u5176\u7834\u574f\u6027\u5f3a\u3001\u9690\u853d\u6027\u9ad8\u7684\u7279\u70b9\uff0c\u6210\u4e3a\u7f51\u7edc\u5b89\u5168\u9886\u57df\u7684\u5934\u53f7\u516c\u654c\u3002\u65e0\u8bba\u662f\u7535\u5546\u5e73\u53f0\u56e0\u670d\u52a1\u4e2d\u65ad\u635f\u5931\u5343\u4e07\u8ba2\u5355\uff0c\u8fd8\u662f\u91d1\u878d\u673a\u6784\u56e0\u7cfb\u7edf\u762b\u75ea\u5bfc\u81f4\u4fe1\u4efb\u5371\u673a\uff0cDDoS\u653b\u51fb\u5e26\u6765\u7684\u5f71\u54cd\u8fdc\u8d85\u60f3\u8c61\u3002
\n\u5982\u4f55\u5728\u7f51\u7edc\u6027\u80fd\u76d1\u63a7<\/a><\/strong>\u4e2d\u5feb\u901f\u8bc6\u522b\u8fd9\u7c7b\u653b\u51fb\uff0c\u5e76\u91c7\u53d6\u6709\u6548\u5e94\u5bf9\u63aa\u65bd\uff1f\u672c\u6587\u5c06\u6df1\u5165\u5256\u6790DDoS\u653b\u51fb\u7684\u7279\u5f81\uff0c\u7ed3\u5408\u6027\u80fd\u76d1\u63a7\u7684\u6838\u5fc3\u6307\u6807\uff0c\u63d0\u4f9b\u4e00\u5957\u79d1\u5b66\u3001\u53ef\u843d\u5730\u7684\u8bc6\u522b\u65b9\u6848\u3002<\/p>\n

\n

\u4e00\u3001DDoS\u653b\u51fb\u7684\u672c\u8d28\u4e0e\u5e38\u89c1\u7c7b\u578b<\/strong><\/h3>\n

DDoS\u653b\u51fb\u7684\u6838\u5fc3\u76ee\u6807\u662f\u901a\u8fc7\u5927\u91cf\u865a\u5047\u8bf7\u6c42\u6df9\u6ca1\u76ee\u6807\u670d\u52a1\u5668\u3001\u7f51\u7edc\u6216\u5e94\u7528\uff0c\u4f7f\u5176\u65e0\u6cd5\u54cd\u5e94\u6b63\u5e38\u7528\u6237\u7684\u9700\u6c42\u3002\u4e0e\u4f20\u7edf\u7684\u5355\u70b9DoS\u653b\u51fb\u4e0d\u540c\uff0cDDoS\u653b\u51fb\u5229\u7528\u5206\u5e03\u5728\u5168\u7403\u7684\u201c\u50f5\u5c38\u8bbe\u5907\u201d\uff08\u5982\u88ab\u52ab\u6301\u7684\u7269\u8054\u7f51\u8bbe\u5907\uff09\u4f5c\u4e3a\u653b\u51fb\u6e90\uff0c\u5f62\u6210\u89c4\u6a21\u5316\u7684\u6d41\u91cf\u6d2a\u5cf0\u3002<\/p>\n

\u6839\u636e\u653b\u51fb\u624b\u6cd5\u548c\u534f\u8bae\u5c42\u7684\u4e0d\u540c\uff0cDDoS\u653b\u51fb\u53ef\u5206\u4e3a\u4e09\u5927\u7c7b\u578b\uff1a<\/p>\n

    \n
  1. \u6d41\u91cf\u578b\u653b\u51fb<\/strong>\uff1a\u901a\u8fc7UDP\u6d2a\u6c34\u3001ICMP\u6d2a\u6c34\u7b49\u65b9\u5f0f\u5360\u7528\u76ee\u6807\u5e26\u5bbd\uff0c\u4f8b\u5982\u7ecf\u5178\u7684SYN Flood\u653b\u51fb<\/strong>\u3002\n<\/li>\n
  2. \u534f\u8bae\u578b\u653b\u51fb<\/strong>\uff1a\u5229\u7528TCP\/IP\u534f\u8bae\u6f0f\u6d1e\u8017\u5c3d\u670d\u52a1\u5668\u8d44\u6e90\uff0c\u5982TCP\u534a\u8fde\u63a5\u653b\u51fb<\/strong>\u3002\n<\/li>\n
  3. \u5e94\u7528\u5c42\u653b\u51fb<\/strong>\uff1a\u6a21\u62df\u5408\u6cd5\u7528\u6237\u884c\u4e3a\uff0c\u9488\u5bf9HTTP\u3001DNS\u7b49\u5e94\u7528\u5c42\u670d\u52a1\u53d1\u8d77\u9ad8\u9891\u8bf7\u6c42\uff0c\u4f8b\u5982HTTP GET Flood<\/strong>\u3002\n<\/li>\n<\/ol>\n

    \u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u73b0\u4ee3\u653b\u51fb\u5f80\u5f80\u6df7\u5408\u591a\u79cd\u7c7b\u578b\uff0c\u751a\u81f3\u4f2a\u88c5\u6210\u6b63\u5e38\u6d41\u91cf\uff0c\u8fd9\u5bf9\u76d1\u63a7\u7cfb\u7edf\u7684\u68c0\u6d4b\u80fd\u529b\u63d0\u51fa\u4e86\u66f4\u9ad8\u8981\u6c42\u3002<\/em><\/p>\n

    \n

    \u4e8c\u3001\u7f51\u7edc\u6027\u80fd\u76d1\u63a7<\/a>\u4e2d\u7684\u5173\u952e\u6307\u6807<\/strong><\/h3>\n

    \u8981\u8bc6\u522bDDoS\u653b\u51fb\uff0c\u9996\u5148\u9700\u660e\u786e\u54ea\u4e9b\u6027\u80fd\u6307\u6807\u80fd\u53cd\u6620\u5f02\u5e38\u3002\u4ee5\u4e0b\u662f\u56db\u4e2a\u6838\u5fc3\u76d1\u63a7\u7ef4\u5ea6\uff1a<\/p>\n

      \n
    1. \n

      \u5e26\u5bbd\u5229\u7528\u7387<\/strong>\uff1a
      \n\u6b63\u5e38\u4e1a\u52a1\u573a\u666f\u4e0b\uff0c\u5e26\u5bbd\u4f7f\u7528\u4f1a\u5448\u73b0\u5468\u671f\u6027\u6ce2\u52a8\uff08\u5982\u5de5\u4f5c\u65e5\u9ad8\u5cf0\uff09\u3002\u82e5\u5e26\u5bbd\u5728\u975e\u9ad8\u5cf0\u65f6\u6bb5\u7a81\u7136\u98d9\u5347\u81f395%\u4ee5\u4e0a<\/strong>\uff0c\u4e14\u6301\u7eed\u6570\u5206\u949f\uff0c\u6781\u53ef\u80fd\u662f\u6d41\u91cf\u578b\u653b\u51fb\u7684\u5f81\u5146\u3002<\/p>\n<\/li>\n

    2. \n

      \u6bcf\u79d2\u8bf7\u6c42\u6570\uff08RPS\uff09<\/strong>\uff1a
      \n\u5e94\u7528\u5c42\u653b\u51fb\u901a\u5e38\u8868\u73b0\u4e3aRPS\u7684\u5f02\u5e38\u589e\u957f\u3002\u4f8b\u5982\uff0c\u67d0API\u63a5\u53e3\u5e73\u65f6RPS\u4e3a200\uff0c\u82e5\u77ed\u65f6\u95f4\u5185\u9aa4\u589e\u81f35000\uff0c\u9700\u7acb\u5373\u6392\u67e5\u662f\u5426\u4e3a\u6076\u610f\u8bf7\u6c42\u3002<\/p>\n<\/li>\n

    3. \n

      TCP\u8fde\u63a5\u72b6\u6001<\/strong>\uff1a
      \n\u76d1\u63a7\u670d\u52a1\u5668\u4e0a\u7684\u534a\u5f00\u8fde\u63a5\u6570<\/strong>\uff08SYN_RECV\u72b6\u6001\uff09\u548c\u8fde\u63a5\u8d85\u65f6\u6bd4\u4f8b<\/strong>\u3002\u534f\u8bae\u578b\u653b\u51fb\u4f1a\u5bfc\u81f4\u534a\u5f00\u8fde\u63a5\u5806\u79ef\uff0c\u800c\u6b63\u5e38\u7528\u6237\u56e0\u670d\u52a1\u5ef6\u8fdf\u4e3b\u52a8\u65ad\u5f00\u8fde\u63a5\u7684\u60c5\u51b5\u8f83\u5c11\u3002<\/p>\n<\/li>\n

    4. \n

      \u5730\u7406\u5206\u5e03\u4e0eIP\u4fe1\u8a89<\/strong>\uff1a
      \n\u7a81\u589e\u7684\u6d41\u91cf\u82e5\u6765\u81ea\u975e\u5e38\u89c4\u5730\u533a\uff08\u5982\u67d0\u5c0f\u56fdIP\u96c6\u4e2d\u8bbf\u95ee\u56fd\u5185\u6559\u80b2\u7f51\u7ad9\uff09\uff0c\u6216\u5927\u91cf\u8bf7\u6c42\u6e90\u81ea\u4f4e\u4fe1\u8a89IP\uff08\u5982\u6570\u636e\u4e2d\u5fc3IP\u6bb5\uff09\uff0c\u5219\u53ef\u80fd\u6d89\u53ca\u50f5\u5c38\u7f51\u7edc\u3002<\/p>\n<\/li>\n<\/ol>\n

      \u5efa\u8bae\u4f01\u4e1a\u7ed3\u5408\u5386\u53f2\u6570\u636e\u5efa\u7acb\u6d41\u91cf\u57fa\u7ebf\u6a21\u578b<\/strong>\uff0c\u901a\u8fc7\u673a\u5668\u5b66\u4e60\u52a8\u6001\u8c03\u6574\u9608\u503c\uff0c\u51cf\u5c11\u8bef\u5224\u3002<\/em><\/p>\n

      \n

      \u4e09\u3001\u56db\u6b65\u5b9a\u4f4dDDoS\u653b\u51fb\u7684\u5b9e\u6218\u65b9\u6cd5<\/strong><\/h3>\n

      \u6b65\u9aa41\uff1a\u6d41\u91cf\u57fa\u7ebf\u5efa\u6a21\u4e0e\u5b9e\u65f6\u6bd4\u5bf9<\/strong><\/h4>\n

      \u901a\u8fc7\u76d1\u63a7\u5de5\u5177\uff08\u5982Prometheus<\/a><\/strong>\u3001Nagios<\/strong>\uff09\u6536\u96c6\u5386\u53f2\u6d41\u91cf\u6570\u636e\uff0c\u5efa\u7acb\u5c0f\u65f6\u7ea7\u3001\u65e5\u7ea7\u3001\u5468\u7ea7\u7684\u57fa\u51c6\u6a21\u578b\u3002\u5f53\u5b9e\u65f6\u6d41\u91cf\u4e0e\u57fa\u7ebf\u504f\u5dee\u8d85\u8fc7\u9884\u8bbe\u9608\u503c\uff08\u59823\u500d\u6807\u51c6\u5dee\uff09\u65f6\u89e6\u53d1\u544a\u8b66\u3002<\/p>\n

      \u6848\u4f8b<\/strong>\uff1a\u67d0\u89c6\u9891\u5e73\u53f0\u53d1\u73b0\u591c\u95f4\u6d41\u91cf\u8f83\u5f80\u5e38\u589e\u52a0400%\uff0c\u4f46\u540c\u671f\u7528\u6237\u6d3b\u8dc3\u5ea6\u672a\u663e\u8457\u53d8\u5316\uff0c\u8fdb\u4e00\u6b65\u5206\u6790\u53d1\u73b080%\u6d41\u91cf\u4e3a\u65e0\u4f1a\u8bdd\u72b6\u6001\u7684UDP\u5305\uff0c\u786e\u8ba4\u4e3aDDoS\u653b\u51fb\u3002<\/p>\n

      \u6b65\u9aa42\uff1a\u6765\u6e90IP\u5206\u6790\u4e0e\u805a\u7c7b<\/strong><\/h4>\n

      \u5229\u7528\u6d41\u91cf\u5206\u6790\u5de5\u5177\uff08\u5982Wireshark<\/strong>\u3001NetFlow<\/strong>\uff09\u63d0\u53d6\u8bf7\u6c42\u6e90IP\uff0c\u8fdb\u884c\u805a\u7c7b\u7edf\u8ba1\u3002\u82e5\u53d1\u73b0\u5927\u91cfIP\u6765\u81ea\u540c\u4e00AS\uff08\u81ea\u6cbb\u7cfb\u7edf\uff09\u6216\u77ed\u65f6\u95f4\u5185\u51fa\u73b0\u6570\u5343\u4e2a\u65b0IP\uff0c\u9700\u8b66\u60d5\u662f\u5426\u4e3a\u50f5\u5c38\u7f51\u7edc\u3002<\/p>\n

      \u6280\u5de7<\/strong>\uff1a\u7ed3\u5408\u5a01\u80c1\u60c5\u62a5\u5e73\u53f0\uff08\u5982AlienVault<\/strong>\uff09\u6807\u6ce8\u5df2\u77e5\u6076\u610fIP\uff0c\u53ef\u5feb\u901f\u8fc7\u6ee4\u566a\u97f3\u6570\u636e\u3002<\/p>\n

      \u6b65\u9aa43\uff1a\u534f\u8bae\u7279\u5f81\u4e0e\u884c\u4e3a\u6a21\u5f0f\u8bc6\u522b<\/strong><\/h4>\n
        \n
      • \u6d41\u91cf\u578b\u653b\u51fb<\/strong>\uff1a\u68c0\u67e5\u6570\u636e\u5305\u5927\u5c0f\u662f\u5426\u5747\u5300\uff08\u5982\u5927\u91cf64\u5b57\u8282\u5c0f\u5305\uff09\u3001\u534f\u8bae\u7c7b\u578b\u662f\u5426\u5355\u4e00\uff08\u5982\u5168\u4e3aUDP\uff09\u3002\n<\/li>\n
      • \u5e94\u7528\u5c42\u653b\u51fb<\/strong>\uff1a\u5206\u6790HTTP\u8bf7\u6c42\u7684User-Agent\u3001URL\u8def\u5f84\u662f\u5426\u91cd\u590d\uff0c\u6216\u662f\u5426\u5b58\u5728\u975e\u5e38\u89c4\u53c2\u6570\u7ec4\u5408\u3002\n<\/li>\n<\/ul>\n

        \u4f8b\u5982\uff0c\u6b63\u5e38\u7528\u6237\u8bbf\u95ee\u767b\u5f55\u9875\u4f1a\u52a0\u8f7dCSS\/JS\u6587\u4ef6\uff0c\u800c\u653b\u51fb\u8005\u53ef\u80fd\u53ea\u91cd\u590d\u8bf7\u6c42\/login.php<\/code>\u63a5\u53e3\u3002<\/em><\/p>\n

        \u6b65\u9aa44\uff1a\u8054\u52a8\u9632\u5fa1\u7cfb\u7edf\u9a8c\u8bc1<\/strong><\/h4>\n

        \u5c06\u53ef\u7591\u6d41\u91cf\u5bfc\u5165\u6e05\u6d17\u8bbe\u5907\u6216\u542f\u7528\u4e91\u670d\u52a1\u5546\u7684DDoS\u9632\u62a4\uff08\u5982AWS Shield<\/strong>\u3001Cloudflare<\/strong>\uff09\uff0c\u89c2\u5bdf\u670d\u52a1\u6062\u590d\u60c5\u51b5\u3002\u82e5\u6d41\u91cf\u6e05\u6d17\u540e\u6027\u80fd\u6307\u6807\u6062\u590d\u6b63\u5e38\uff0c\u5373\u53ef\u786e\u8ba4\u653b\u51fb\u3002<\/p>\n

        \n

        \u56db\u3001\u9632\u5fa1\u7b56\u7565\uff1a\u4ece\u88ab\u52a8\u54cd\u5e94\u5230\u4e3b\u52a8\u514d\u75ab<\/strong><\/h3>\n
          \n
        1. \n

          \u6784\u5efa\u5f39\u6027\u67b6\u6784<\/strong>\uff1a
          \n\u901a\u8fc7\u8d1f\u8f7d\u5747\u8861\u3001CDN\u5206\u53d1\u548c\u81ea\u52a8\u6269\u5bb9\u5206\u6563\u6d41\u91cf\u538b\u529b\uff0c\u907f\u514d\u5355\u70b9\u6545\u969c\u3002<\/p>\n<\/li>\n

        2. \n

          \u90e8\u7f72\u667a\u80fd\u6e05\u6d17\u7cfb\u7edf<\/strong>\uff1a
          \n\u5229\u7528\u57fa\u4e8eAI\u7684\u6d41\u91cf\u8bc6\u522b\u5f15\u64ce\uff08\u5982Arbor Networks<\/strong>\u65b9\u6848\uff09\uff0c\u5728\u653b\u51fb\u5230\u8fbe\u6838\u5fc3\u670d\u52a1\u5668\u524d\u5b8c\u6210\u8fc7\u6ee4\u3002<\/p>\n<\/li>\n

        3. \n

          \u5236\u5b9a\u5e94\u6025\u54cd\u5e94\u6d41\u7a0b<\/strong>\uff1a
          \n\u660e\u786e\u653b\u51fb\u786e\u8ba4\u540e\u7684\u64cd\u4f5c\u6b65\u9aa4\uff0c\u5305\u62ec\u5207\u6362\u5907\u7528IP\u3001\u8054\u7cfbISP\u9650\u6d41\u3001\u542f\u52a8\u6cd5\u5f8b\u53d6\u8bc1\u7b49\u3002<\/p>\n<\/li>\n<\/ol>\n

          \u884c\u4e1a\u62a5\u544a\u6307\u51fa\uff0c\u5177\u5907\u5b8c\u5584\u76d1\u63a7\u4e0e\u54cd\u5e94\u673a\u5236\u7684\u4f01\u4e1a\uff0c\u53ef\u5c06DDoS\u653b\u51fb\u9020\u6210\u7684\u505c\u673a\u65f6\u95f4\u7f29\u77ed70%\u4ee5\u4e0a\u3002<\/em><\/p>\n

          \n

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