\u5728\u534f\u8bae\u5c42\u9762,DDoS\u653b\u51fb\u901a\u5e38\u901a\u8fc7\u7279\u5b9a\u5f02\u5e38\u663e\u73b0\u51fa\u6765\u3002\u57fa\u4e8eTCP\u7684\u653b\u51fb\u901a\u5e38\u8868\u73b0\u4e3a\u5f02\u5e38\u9ad8\u6570\u91cf\u7684\u534a\u5f00\u8fde\u63a5,\u800cUDP\u6cdb\u6d2a\u5219\u521b\u5efa\u672a\u5339\u914d\u8bf7\u6c42\u5305\u7684\u72ec\u7279\u6a21\u5f0f\u3002\u5e94\u7528\u5c42\u653b\u51fb\u53ef\u80fd\u8868\u73b0\u4e3a\u5f02\u5e38\u7684\u8bf7\u6c42\u65f6\u5e8f\u6a21\u5f0f\u6216\u4e0d\u5bfb\u5e38\u7684\u8d44\u6e90\u8bbf\u95ee\u5e8f\u5217\u3002<\/p>\n

\r\n# Example of monitoring TCP connection states\r\nnetstat -n | awk '\/^tcp\/ {++state[$NF]} END {for(key in state) print key,\"\\t\",state[key]}'\r\n<\/code><\/pre>\n
\u65e9\u671f\u9884\u8b66\u4fe1\u53f7\u548c\u884c\u4e3a\u6307\u6807<\/strong><\/h2>\n
DDoS\u653b\u51fb\u7684\u65e9\u671f\u68c0\u6d4b\u4e3b\u8981\u4f9d\u8d56\u4e8e\u8bc6\u522b\u7f51\u7edc\u884c\u4e3a\u7684\u7ec6\u5fae\u53d8\u5316\u3002\u8fd9\u4e9b\u9884\u8b66\u4fe1\u53f7\u901a\u5e38\u5728\u4e3b\u8981\u653b\u51fb\u53d1\u751f\u524d\u6570\u5c0f\u65f6\u751a\u81f3\u6570\u5929\u5c31\u4f1a\u51fa\u73b0\u3002\u5173\u952e\u6307\u6807\u5305\u62ecDNS\u67e5\u8be2\u4e2d\u7684\u5f02\u5e38\u6a21\u5f0f\u3001\u7279\u5b9a\u7c7b\u578b\u534f\u8bae\u8bf7\u6c42\u7684\u610f\u5916\u589e\u52a0,\u4ee5\u53ca\u4e0d\u540c\u7f51\u6bb5\u95f4\u6d41\u91cf\u5206\u5e03\u7684\u5f02\u5e38\u53d8\u5316\u3002<\/p>\n
\u4e00\u4e2a\u7279\u522b\u660e\u663e\u7684\u8ff9\u8c61\u662f”\u4fa6\u5bdf”\u6d3b\u52a8\u7684\u5b58\u5728,\u653b\u51fb\u8005\u901a\u8fc7\u8fd9\u79cd\u6d3b\u52a8\u63a2\u6d4b\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u4ee5\u8bc6\u522b\u6f0f\u6d1e\u3002\u8fd9\u53ef\u80fd\u8868\u73b0\u4e3a\u6765\u81ea\u591a\u4e2a\u6e90\u7684\u96f6\u661f\u8fde\u63a5\u5c1d\u8bd5\u6216\u5f02\u5e38\u7684\u7aef\u53e3\u626b\u63cf\u6a21\u5f0f\u3002<\/p>\n
\u6d41\u91cf\u5206\u6790\u548c\u6a21\u5f0f\u8bc6\u522b<\/strong><\/h2>\n
\u9ad8\u7ea7\u6d41\u91cf\u5206\u6790\u63ed\u793a\u4e86DDoS\u653b\u51fb\u7684\u51e0\u4e2a\u72ec\u7279\u6a21\u5f0f,\u5305\u62ec\uff1a<\/p>\n\n\n\n\n\n\n\n\n
\u7ef4\u5ea6<\/th>\n
\u5173\u952e\u6307\u6807<\/th>\n<\/tr>\n<\/thead>\n
\u65f6\u95f4<\/strong><\/td>\n
\u6570\u636e\u5305\u5230\u8fbe\u548c\u8bf7\u6c42\u5e8f\u5217\u7684\u5f02\u5e38\u65f6\u5e8f<\/td>\n<\/tr>\n
\u7a7a\u95f4<\/strong><\/td>\n
\u6e90IP\u5730\u5740\u548c\u5730\u7406\u6765\u6e90\u7684\u5f02\u5e38\u5206\u5e03<\/td>\n<\/tr>\n
\u534f\u8bae<\/strong><\/td>\n
\u9884\u671f\u534f\u8bae\u884c\u4e3a\u548c\u72b6\u6001\u8f6c\u6362\u7684\u504f\u5dee<\/td>\n<\/tr>\n
\u8f7d\u8377<\/strong><\/td>\n
\u5f02\u5e38\u7684\u5185\u5bb9\u7279\u5f81\u548c\u8bf7\u6c42\u7ed3\u6784<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\u57fa\u4e8e\u673a\u5668\u5b66\u4e60\u7684\u68c0\u6d4b\u4fe1\u53f7<\/strong><\/h2>\n
\u73b0\u4ee3DDoS\u68c0\u6d4b\u7cfb\u7edf\u91c7\u7528\u590d\u6742\u7684\u673a\u5668\u5b66\u4e60\u7b97\u6cd5\u6765\u8bc6\u522b\u653b\u51fb\u7279\u5f81\u3002\u8fd9\u4e9b\u7cfb\u7edf\u540c\u65f6\u5206\u6790\u591a\u4e2a\u6d41\u91cf\u7279\u5f81,\u5305\u62ec\u6570\u636e\u5305\u5934\u4fe1\u606f\u3001\u8f7d\u8377\u5185\u5bb9\u548c\u6570\u636e\u5305\u4e4b\u95f4\u7684\u65f6\u95f4\u5173\u7cfb\u3002\u901a\u8fc7\u5efa\u7acb\u57fa\u51c6\u884c\u4e3a,\u8fd9\u4e9b\u7cfb\u7edf\u53ef\u4ee5\u68c0\u6d4b\u5230\u53ef\u80fd\u9884\u793a\u5373\u5c06\u53d1\u751f\u653b\u51fb\u7684\u7ec6\u5fae\u5f02\u5e38\u3002<\/p>\n\n\n\n\n\n\n\n\n
\u673a\u5668\u5b66\u4e60\u6307\u6807<\/th>\n
\u68c0\u6d4b\u91cd\u70b9<\/th>\n<\/tr>\n<\/thead>\n
\u6d41\u91cf\u4f53\u79ef<\/strong><\/td>\n
\u504f\u79bb\u5386\u53f2\u6807\u51c6\u7684\u6d41\u91cf\u7a81\u53d8<\/td>\n<\/tr>\n
\u534f\u8bae\u5206\u6790<\/strong><\/td>\n
\u5f02\u5e38\u7684\u534f\u8bae\u4f7f\u7528\u548c\u6570\u636e\u5305\u5e8f\u5217\u884c\u4e3a<\/td>\n<\/tr>\n
\u8bf7\u6c42\u5c5e\u6027<\/strong><\/td>\n
\u8bf7\u6c42\u65f6\u95f4\u3001\u5927\u5c0f\u548c\u5185\u5bb9\u7ed3\u6784\u7684\u504f\u5dee<\/td>\n<\/tr>\n
\u6765\u6e90\u5206\u5e03<\/strong><\/td>\n
\u6e90\u5730\u5740\u5206\u914d\u548c\u5730\u7406\u6765\u6e90\u7684\u610f\u5916\u53d8\u5316<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\u6d41\u91cf\u5206\u6790\u548c\u57fa\u51c6\u504f\u5dee<\/strong><\/h2>\n
\u5efa\u7acb\u51c6\u786e\u7684\u6d41\u91cf\u57fa\u51c6\u5bf9\u4e8e\u68c0\u6d4bDDoS\u653b\u51fb\u81f3\u5173\u91cd\u8981\u3002\u8fd9\u5305\u62ec\u76d1\u63a7\u4e0d\u540c\u65f6\u95f4\u6bb5\u7684\u6b63\u5e38\u6d41\u91cf\u6a21\u5f0f\u5e76\u7406\u89e3\u5b63\u8282\u6027\u53d8\u5316\u3002\u4e0e\u8fd9\u4e9b\u57fa\u51c6\u7684\u663e\u8457\u504f\u5dee\u901a\u5e38\u8868\u660e\u6f5c\u5728\u7684\u653b\u51fb\u6d3b\u52a8\u3002\u5173\u952e\u6307\u6807\u5305\u62ec\uff1a<\/p>\n
\n
\u4e0d\u540c\u534f\u8bae\u7684\u6bcf\u79d2\u6570\u636e\u5305(pps)\u901f\u7387<\/li>\n
\u5e26\u5bbd\u5229\u7528\u6a21\u5f0f<\/li>\n
\u8fde\u63a5\u8bf7\u6c42\u901f\u7387<\/li>\n
\u534f\u8bae\u5206\u5e03\u6bd4\u7387<\/li>\n<\/ul>\n
\r\n# Monitor bandwidth utilization\r\niftop -i eth0 -N -P\r\n\r\n# Track packet rates\r\ntcpdump -i eth0 -n tcp | wc -l\r\n<\/code><\/pre>\n
\u5e94\u7528\u5c42\u653b\u51fb\u7279\u5f81<\/strong><\/h2>\n
\u5e94\u7528\u5c42DDoS\u653b\u51fb\u901a\u5e38\u66f4\u52a0\u9690\u853d\u548c\u590d\u6742\u3002\u867d\u7136\u8fd9\u4e9b\u653b\u51fb\u8bd5\u56fe\u6a21\u4eff\u5408\u6cd5\u7528\u6237\u884c\u4e3a,\u4f46\u4ed4\u7ec6\u89c2\u5bdf\u53ef\u4ee5\u53d1\u73b0\u5173\u952e\u7684\u533a\u522b\u7279\u5f81\uff1a<\/p>\n
\u4f1a\u8bdd\u884c\u4e3a\u5f02\u5e38\uff1a\u6b63\u5e38\u7528\u6237\u4f1a\u8bdd\u901a\u5e38\u5305\u542b\u591a\u6837\u7684\u9875\u9762\u8bbf\u95ee\u6a21\u5f0f,\u800c\u653b\u51fb\u6d41\u91cf\u901a\u5e38\u663e\u793a\u673a\u68b0\u5316\u7684\u8bbf\u95ee\u5e8f\u5217\u3002\u4f8b\u5982,\u771f\u5b9e\u7528\u6237\u8868\u73b0\u51fa\u4e0d\u540c\u7684\u6d4f\u89c8\u65f6\u95f4\u548c\u70b9\u51fb\u95f4\u9694,\u800c\u653b\u51fb\u6d41\u91cf\u901a\u5e38\u663e\u793a\u9ad8\u5ea6\u89c4\u5f8b\u7684\u65f6\u95f4\u6a21\u5f0f\u3002<\/p>\n
\u8d44\u6e90\u8bf7\u6c42\u6a21\u5f0f\uff1a\u653b\u51fb\u8005\u503e\u5411\u4e8e\u91cd\u590d\u8bf7\u6c42\u76f8\u540c\u6216\u8ba1\u7b97\u5bc6\u96c6\u578b\u8d44\u6e90\u3002\u4e3b\u8981\u8b66\u544a\u4fe1\u53f7\u5305\u62ec\uff1a<\/p>\n
\n
\u7279\u5b9aAPI\u7aef\u70b9\u7684\u9ad8\u9891\u8bbf\u95ee<\/li>\n
\u91cd\u590d\u63d0\u4ea4\u76f8\u540c\u7684\u6570\u636e\u5e93\u67e5\u8be2<\/li>\n
\u9891\u7e41\u8bf7\u6c42\u5927\u6587\u4ef6\u4e0b\u8f7d<\/li>\n
\u5f02\u5e38\u7684\u5e76\u53d1\u8fde\u63a5\u6a21\u5f0f<\/li>\n<\/ul>\n
\u9ad8\u7ea7\u9884\u8b66\u7cfb\u7edf\u7684\u5b9e\u65bd<\/strong><\/h2>\n
\u6709\u6548\u7684DDoS\u9884\u8b66\u7cfb\u7edf\u9700\u8981\u591a\u7ef4\u6570\u636e\u5206\u6790\u3002\u5b9e\u8df5\u4e2d,\u6211\u4eec\u53d1\u73b0\u7ed3\u5408\u4ee5\u4e0b\u65b9\u6cd5\u53ef\u663e\u8457\u63d0\u9ad8\u68c0\u6d4b\u51c6\u786e\u6027\uff1a<\/p>\n
1. \u7f51\u7edc\u884c\u4e3a\u57fa\u51c6\u5206\u6790<\/h3>\n
\u5efa\u7acb\u7f51\u7edc\u884c\u4e3a\u57fa\u51c6\u9700\u8981\u6536\u96c6\u81f3\u5c1130\u5929\u7684\u6b63\u5e38\u6d41\u91cf\u6570\u636e,\u91cd\u70b9\u5173\u6ce8\uff1a<\/p>\n
\n
\u65e5\u5e38\u6d41\u91cf\u9ad8\u5cf0\u548c\u4f4e\u8c37\u6a21\u5f0f<\/li>\n
\u4e0d\u540c\u65f6\u95f4\u6bb5\u7684\u5e26\u5bbd\u4f7f\u7528\u7279\u5f81<\/li>\n
\u534f\u8bae\u4f7f\u7528\u6bd4\u7387<\/li>\n
\u5e38\u89c1\u5ba2\u6237\u7aef\u7684\u8bbf\u95ee\u6a21\u5f0f<\/li>\n<\/ul>\n
2. \u5f02\u5e38\u68c0\u6d4b\u673a\u5236<\/h3>\n
\u6709\u6548\u7684\u5f02\u5e38\u68c0\u6d4b\u9700\u8981\u5efa\u7acb\u591a\u5c42\u68c0\u6d4b\u6807\u51c6\u3002\u4f8b\u5982,\u5bf9\u4e8eHTTP\u6d41\u91cf,\u6211\u4eec\u9700\u8981\u540c\u65f6\u76d1\u63a7\uff1a<\/p>\n
\n
\u8bf7\u6c42\u9891\u7387\uff1a\u5355\u4e2aIP\u7684\u8bf7\u6c42\u7387\u7a81\u7136\u53d8\u5316<\/li>\n
\u4f1a\u8bdd\u7279\u5f81\uff1a\u5f02\u5e38\u7684\u4f1a\u8bdd\u6301\u7eed\u65f6\u95f4\u6a21\u5f0f<\/li>\n
\u8d44\u6e90\u6d88\u8017\uff1a\u670d\u52a1\u5668CPU\u548c\u5185\u5b58\u4f7f\u7528\u7684\u7a81\u7136\u53d8\u5316<\/li>\n
\u9519\u8bef\u7387\uff1aHTTP 4xx\/5xx\u54cd\u5e94\u7801\u6bd4\u7387\u7684\u53d8\u5316<\/li>\n<\/ul>\n
\u9884\u8b66\u4fe1\u53f7\u7684\u5173\u8054\u5206\u6790<\/strong><\/h2>\n
\u5355\u7ef4\u5ea6\u5f02\u5e38\u53ef\u80fd\u4ea7\u751f\u8bef\u62a5,\u56e0\u6b64\u9700\u8981\u5efa\u7acb\u4fe1\u53f7\u5173\u8054\u5206\u6790\u7cfb\u7edf\uff1a<\/p>\n
1. \u65f6\u95f4\u5173\u8054<\/h3>\n
\u89c2\u5bdf\u4e0d\u540c\u5f02\u5e38\u4fe1\u53f7\u4e4b\u95f4\u7684\u65f6\u95f4\u5173\u7cfb\u3002\u4f8b\u5982,TCP SYN\u8ba1\u6570\u7684\u589e\u52a0\u901a\u5e38\u5148\u4e8eHTTP\u8bf7\u6c42\u91cf\u7a81\u589e\u3002\u4e3b\u8981\u89c2\u5bdf\u70b9\u5305\u62ec\uff1a<\/p>\n
\n
DNS\u67e5\u8be2\u91cf\u53d8\u5316\u4e0eHTTP\u8bf7\u6c42\u91cf\u53d8\u5316\u4e4b\u95f4\u7684\u65f6\u95f4\u5173\u7cfb<\/li>\n
\u7f51\u7edc\u5c42\u5f02\u5e38\u4e0e\u5e94\u7528\u5c42\u5f02\u5e38\u7684\u5e8f\u5217<\/li>\n
\u6d41\u91cf\u5f02\u5e38\u5728\u4e0d\u540c\u5730\u7406\u4f4d\u7f6e\u95f4\u7684\u4f20\u64ad\u6a21\u5f0f<\/li>\n<\/ul>\n
2. \u7a7a\u95f4\u5173\u8054<\/h3>\n
\u5206\u6790\u5f02\u5e38\u4e8b\u4ef6\u5728\u4e0d\u540c\u7f51\u7edc\u533a\u57df\u7684\u5206\u5e03\u7279\u5f81\u3002\u590d\u6742\u7684\u653b\u51fb\u5f88\u5c11\u9488\u5bf9\u5355\u4e00\u70b9,\u901a\u5e38\u8868\u73b0\u4e3a\uff1a<\/p>\n
\n
\u7c7b\u4f3c\u5f02\u5e38\u540c\u65f6\u51fa\u73b0\u5728\u591a\u4e2a\u5b50\u7f51<\/li>\n
\u653b\u51fb\u6e90IP\u5730\u5740\u663e\u793a\u7279\u5b9a\u7684\u5730\u7406\u5206\u5e03\u6a21\u5f0f<\/li>\n
\u8d1f\u8f7d\u5747\u8861\u96c6\u7fa4\u4e2d\u7684\u5f02\u5e38\u8d1f\u8f7d\u5206\u5e03<\/li>\n<\/ul>\n
\u901a\u8fc7\u8fd9\u4e9b\u6df1\u5165\u5206\u6790\u548c\u591a\u7ef4\u76d1\u63a7,\u6211\u4eec\u53ef\u4ee5\u5728DDoS\u653b\u51fb\u9020\u6210\u5b9e\u8d28\u6027\u635f\u5bb3\u4e4b\u524d\u8bc6\u522b\u6f5c\u5728\u5a01\u80c1,\u83b7\u5f97\u5b9d\u8d35\u7684\u54cd\u5e94\u65f6\u95f4\u3002\u6b64\u7c7b\u9884\u8b66\u673a\u5236\u7684\u6210\u529f\u4f9d\u8d56\u4e8e\u6301\u7eed\u7684\u7cfb\u7edf\u4f18\u5316\u548c\u7ecf\u9a8c\u79ef\u7d2f,\u8981\u6c42\u5b89\u5168\u56e2\u961f\u4e0d\u65ad\u66f4\u65b0\u548c\u6539\u8fdb\u68c0\u6d4b\u7b56\u7565\u3002<\/p>\n
[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"
[vc_row][vc_column][vc_column_text css=””] DDoS\u653b\u51fb\u6a21\u5f0f\u7684\u6f14\u53d8 \u5728\u590d\u6742\u7684\u670d\u52a1\u5668\u79df\u7528\u5b89\u5168\u9886\u57df,DDoS\u653b\u51fb\u5df2\u4ece\u7b80\u5355\u7684\u6cdb\u6d2a\u6280\u672f\u6f14\u53d8\u4e3a\u590d\u6742\u7684\u591a\u5c42\u5a01\u80c1\u3002\u73b0\u4ee3\u653b\u51fb\u6a21\u5f0f\u5c55\u73b0\u51fa\u524d\u6240\u672a\u6709\u7684\u590d\u6742\u6027,\u901a\u5e38\u7ed3\u5408\u591a\u79cd\u653b\u51fb\u5411\u91cf\u6765\u7ed5\u8fc7\u4f20\u7edf\u9632\u5fa1\u673a\u5236\u3002\u4e86\u89e3\u8fd9\u4e9b\u6a21\u5f0f\u5bf9\u670d\u52a1\u5668\u79df\u7528\u63d0\u4f9b\u5546\u548c\u5b89\u5168\u4e13\u4e1a\u4eba\u5458\u6765\u8bf4\u53d8\u5f97\u81f3\u5173\u91cd\u8981\u3002 \u73b0\u4ee3DDoS\u653b\u51fb\u7684\u7279\u5f81\u6807\u8bc6 DDoS\u653b\u51fb\u8868\u73b0\u51fa\u4e0e\u6b63\u5e38\u7f51\u7edc\u6d3b\u52a8\u4e0d\u540c\u7684\u72ec\u7279\u6d41\u91cf\u6a21\u5f0f\u3002\u5728\u7f51\u7edc\u5c42\u9762,\u6570\u636e\u5305\u901f\u7387\u7684\u5f02\u5e38\u5cf0\u503c\u901a\u5e38\u662f\u9996\u4e2a\u6307\u6807\u3002\u7136\u800c,\u7531\u4e8e\u73b0\u4ee3\u653b\u51fb\u7684\u590d\u6742\u6027,\u4ec5\u9760\u6d41\u91cf\u5927\u5c0f\u5df2\u4e0d\u518d\u662f\u53ef\u9760\u7684\u6307\u6807\u3002\u653b\u51fb\u8005\u7ecf\u5e38\u91c7\u7528”\u4f4e\u901f\u6301\u7eed”\u6280\u672f,\u4f7f\u653b\u51fb\u5f3a\u5ea6\u4fdd\u6301\u5728\u4f20\u7edf\u68c0\u6d4b\u9608\u503c\u4ee5\u4e0b\u3002 \u5173\u952e\u6d41\u91cf\u6307\u6807\u5305\u62ec\u6570\u636e\u5305\u5927\u5c0f\u5206\u5e03\u7684\u7a81\u7136\u53d8\u5316\u3001\u5f02\u5e38\u7684\u5730\u7406\u6765\u6e90\u4f4d\u7f6e\u548c\u534f\u8bae\u884c\u4e3a\u5f02\u5e38\u3002\u4f8b\u5982,\u5728SYN\u6cdb\u6d2a\u653b\u51fb\u671f\u95f4,SYN\u548cACK\u6570\u636e\u5305\u4e4b\u95f4\u7684\u6bd4\u7387\u4f1a\u4e25\u91cd\u503e\u659c,\u5f62\u6210\u4e0e\u6b63\u5e38\u7f51\u7edc\u6d3b\u52a8\u6709\u663e\u8457\u5dee\u5f02\u7684\u7279\u5f81\u3002 \u534f\u8bae\u5c42\u653b\u51fb\u6307\u6807 \u5728\u534f\u8bae\u5c42\u9762,DDoS\u653b\u51fb\u901a\u5e38\u901a\u8fc7\u7279\u5b9a\u5f02\u5e38\u663e\u73b0\u51fa\u6765\u3002\u57fa\u4e8eTCP\u7684\u653b\u51fb\u901a\u5e38\u8868\u73b0\u4e3a\u5f02\u5e38\u9ad8\u6570\u91cf\u7684\u534a\u5f00\u8fde\u63a5,\u800cUDP\u6cdb\u6d2a\u5219\u521b\u5efa\u672a\u5339\u914d\u8bf7\u6c42\u5305\u7684\u72ec\u7279\u6a21\u5f0f\u3002\u5e94\u7528\u5c42\u653b\u51fb\u53ef\u80fd\u8868\u73b0\u4e3a\u5f02\u5e38\u7684\u8bf7\u6c42\u65f6\u5e8f\u6a21\u5f0f\u6216\u4e0d\u5bfb\u5e38\u7684\u8d44\u6e90\u8bbf\u95ee\u5e8f\u5217\u3002 # Example of monitoring TCP connection states netstat -n | awk ‘\/^tcp\/ {++state[$NF]} END {for(key in state) print key,”\\t”,state[key]}’ \u65e9\u671f\u9884\u8b66\u4fe1\u53f7\u548c\u884c\u4e3a\u6307\u6807 DDoS\u653b\u51fb\u7684\u65e9\u671f\u68c0\u6d4b\u4e3b\u8981\u4f9d\u8d56\u4e8e\u8bc6\u522b\u7f51\u7edc\u884c\u4e3a\u7684\u7ec6\u5fae\u53d8\u5316\u3002\u8fd9\u4e9b\u9884\u8b66\u4fe1\u53f7\u901a\u5e38\u5728\u4e3b\u8981\u653b\u51fb\u53d1\u751f\u524d\u6570\u5c0f\u65f6\u751a\u81f3\u6570\u5929\u5c31\u4f1a\u51fa\u73b0\u3002\u5173\u952e\u6307\u6807\u5305\u62ecDNS\u67e5\u8be2\u4e2d\u7684\u5f02\u5e38\u6a21\u5f0f\u3001\u7279\u5b9a\u7c7b\u578b\u534f\u8bae\u8bf7\u6c42\u7684\u610f\u5916\u589e\u52a0,\u4ee5\u53ca\u4e0d\u540c\u7f51\u6bb5\u95f4\u6d41\u91cf\u5206\u5e03\u7684\u5f02\u5e38\u53d8\u5316\u3002 \u4e00\u4e2a\u7279\u522b\u660e\u663e\u7684\u8ff9\u8c61\u662f”\u4fa6\u5bdf”\u6d3b\u52a8\u7684\u5b58\u5728,\u653b\u51fb\u8005\u901a\u8fc7\u8fd9\u79cd\u6d3b\u52a8\u63a2\u6d4b\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u4ee5\u8bc6\u522b\u6f0f\u6d1e\u3002\u8fd9\u53ef\u80fd\u8868\u73b0\u4e3a\u6765\u81ea\u591a\u4e2a\u6e90\u7684\u96f6\u661f\u8fde\u63a5\u5c1d\u8bd5\u6216\u5f02\u5e38\u7684\u7aef\u53e3\u626b\u63cf\u6a21\u5f0f\u3002 \u6d41\u91cf\u5206\u6790\u548c\u6a21\u5f0f\u8bc6\u522b \u9ad8\u7ea7\u6d41\u91cf\u5206\u6790\u63ed\u793a\u4e86DDoS\u653b\u51fb\u7684\u51e0\u4e2a\u72ec\u7279\u6a21\u5f0f,\u5305\u62ec\uff1a \u7ef4\u5ea6 \u5173\u952e\u6307\u6807 \u65f6\u95f4 \u6570\u636e\u5305\u5230\u8fbe\u548c\u8bf7\u6c42\u5e8f\u5217\u7684\u5f02\u5e38\u65f6\u5e8f \u7a7a\u95f4 \u6e90IP\u5730\u5740\u548c\u5730\u7406\u6765\u6e90\u7684\u5f02\u5e38\u5206\u5e03 \u534f\u8bae \u9884\u671f\u534f\u8bae\u884c\u4e3a\u548c\u72b6\u6001\u8f6c\u6362\u7684\u504f\u5dee \u8f7d\u8377 \u5f02\u5e38\u7684\u5185\u5bb9\u7279\u5f81\u548c\u8bf7\u6c42\u7ed3\u6784 \u57fa\u4e8e\u673a\u5668\u5b66\u4e60\u7684\u68c0\u6d4b\u4fe1\u53f7 \u73b0\u4ee3DDoS\u68c0\u6d4b\u7cfb\u7edf\u91c7\u7528\u590d\u6742\u7684\u673a\u5668\u5b66\u4e60\u7b97\u6cd5\u6765\u8bc6\u522b\u653b\u51fb\u7279\u5f81\u3002\u8fd9\u4e9b\u7cfb\u7edf\u540c\u65f6\u5206\u6790\u591a\u4e2a\u6d41\u91cf\u7279\u5f81,\u5305\u62ec\u6570\u636e\u5305\u5934\u4fe1\u606f\u3001\u8f7d\u8377\u5185\u5bb9\u548c\u6570\u636e\u5305\u4e4b\u95f4\u7684\u65f6\u95f4\u5173\u7cfb\u3002\u901a\u8fc7\u5efa\u7acb\u57fa\u51c6\u884c\u4e3a,\u8fd9\u4e9b\u7cfb\u7edf\u53ef\u4ee5\u68c0\u6d4b\u5230\u53ef\u80fd\u9884\u793a\u5373\u5c06\u53d1\u751f\u653b\u51fb\u7684\u7ec6\u5fae\u5f02\u5e38\u3002 \u673a\u5668\u5b66\u4e60\u6307\u6807 \u68c0\u6d4b\u91cd\u70b9 \u6d41\u91cf\u4f53\u79ef \u504f\u79bb\u5386\u53f2\u6807\u51c6\u7684\u6d41\u91cf\u7a81\u53d8 \u534f\u8bae\u5206\u6790 \u5f02\u5e38\u7684\u534f\u8bae\u4f7f\u7528\u548c\u6570\u636e\u5305\u5e8f\u5217\u884c\u4e3a \u8bf7\u6c42\u5c5e\u6027 \u8bf7\u6c42\u65f6\u95f4\u3001\u5927\u5c0f\u548c\u5185\u5bb9\u7ed3\u6784\u7684\u504f\u5dee \u6765\u6e90\u5206\u5e03 \u6e90\u5730\u5740\u5206\u914d\u548c\u5730\u7406\u6765\u6e90\u7684\u610f\u5916\u53d8\u5316 […]<\/p>\n
Read More…<\/a><\/p>\n","protected":false},"author":2,"featured_media":19145,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[62],"tags":[4745,4743,4744,1764,583],"class_list":["post-19150","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hong-kong-dedicated-server-sc","tag-hosting-protection-sc","tag-traffic-patterns-sc","tag-attack-detection-sc","tag-ddos-attacks-sc","tag-network-security-sc"],"acf":[],"yoast_head":"\n