{"id":10474,"date":"2022-05-26T08:06:30","date_gmt":"2022-05-26T08:06:30","guid":{"rendered":"https:\/\/www.varidata.com\/?p=10474"},"modified":"2022-05-26T08:06:30","modified_gmt":"2022-05-26T08:06:30","slug":"%e5%a6%82%e4%bd%95%e5%bc%80%e5%a7%8b%e4%bd%a0%e7%9a%84%e9%ab%98%e9%98%b2%e6%9c%8d%e5%8a%a1%e5%99%a8%e6%a6%82%e8%bf%b0%e5%92%8c%e6%9c%80%e4%bd%b3%e7%ad%96%e7%95%a5","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-cn\/knowledge\/%e5%a6%82%e4%bd%95%e5%bc%80%e5%a7%8b%e4%bd%a0%e7%9a%84%e9%ab%98%e9%98%b2%e6%9c%8d%e5%8a%a1%e5%99%a8%e6%a6%82%e8%bf%b0%e5%92%8c%e6%9c%80%e4%bd%b3%e7%ad%96%e7%95%a5\/","title":{"rendered":"\u5982\u4f55\u5f00\u59cb\u4f60\u7684\u9ad8\u9632\u670d\u52a1\u5668?\u6982\u8ff0\u548c\u6700\u4f73\u7b56\u7565"},"content":{"rendered":"<p>\u76f8\u4fe1\u6240\u6709\u4eba\u90fd\u4f1a\u559c\u6b22\u8fd0\u884c\u826f\u597d\u4e14\u987a\u5229\u7684\u4e8b\u60c5\u3002\u800c\u5206\u5e03\u5f0f\u62d2\u7edd\u670d\u52a1(DDoS)\u653b\u51fb\u4f7f\u670d\u52a1\u5668\u548c\u6570\u636e\u4e2d\u5fc3\u65e0\u6cd5\u54cd\u5e94\u6240\u6709\u8bf7\u6c42\u3002\u8fd9\u5c31\u662f\u7f51\u7edc\u72af\u7f6a\u5206\u5b50\u7ee7\u7eed\u4f9d\u8d56\u8fd9\u4e9b\u653b\u51fb\u7684\u539f\u56e0\uff0c\u65e8\u5728\u635f\u5bb3\u53d7\u5bb3\u8005\u4ea7\u54c1\u548c\u670d\u52a1\u7684\u6027\u80fd\u548c\u53ef\u7528\u6027\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u8ba8\u8bba\u6700\u5e38\u89c1\u7684DDoS\u653b\u51fb\u7c7b\u578b\u4ee5\u53ca\u6709\u52a9\u4e8e\u68c0\u6d4b\u5b83\u4eec\u7684\u6280\u672f\uff0c\u4ee5\u5e2e\u52a9\u60a8\u7684\u5f00\u53d1\u56e2\u961f\u53ca\u65f6\u8fdb\u884c\u5fc5\u8981\u7684\u8c03\u6574\u5e76\u6784\u5efa\u5b89\u5168\u4e14\u6709\u5f39\u6027\u7684Web\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<p><strong>DDoS\u653b\u51fb\u7684\u7c7b\u578b\u548c\u65b9\u6cd5<\/strong><\/p>\n<p>\u60f3\u8c61\u4e00\u4e0b\u6709\u4eba\u4e00\u904d\u53c8\u4e00\u904d\u5730\u62e8\u6253\u60a8\u7684\u7535\u8bdd\uff0c\u4f7f\u7528\u4e0d\u540c\u7684\u7535\u8bdd\u53f7\u7801\uff0c\u4e5f\u5c31\u662f\u8bf4\u60a8\u65e0\u6cd5\u5c06\u4ed6\u4eec\u5217\u5165\u9ed1\u540d\u5355\u3002\u60a8\u53ef\u80fd\u6700\u7ec8\u4f1a\u9009\u62e9\u5173\u673a\u3002\u8fd9\u5c31\u662f\u901a\u5e38DDoS\u653b\u51fb\u7684\u6837\u5b50\u3002<\/p>\n<p>\u5206\u5e03\u5f0f\u62d2\u7edd\u670d\u52a1(DDoS) 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TB\u7684\u653b\u51fb\u3002\u4ed6\u4eec\u6c47\u62a5\u8bf4\u90a3\u6b21\u662f\u9488\u5bf9Microsoft Azure\u670d\u52a1\u7684\u4e9a\u6d32\u5ba2\u6237\uff0c\u636e\u62a5\u9053\u8d77\u6e90\u4e8e\u5168\u7403\u7ea610000\u4e2a\u5de5\u4f5c\u7ad9\u3002<\/p>\n<p><strong>\u6709\u65f6\uff0c\u7f51\u7edc\u72af\u7f6a\u5206\u5b50\u53d1\u8d77DDoS\u653b\u51fb\u53ea\u662f\u4e3a\u4e86\u63d0\u9ad8\u4ed6\u4eec\u7684\u9ed1\u5ba2\u6280\u80fd\u6216\u56e0\u4e3a\u4ed6\u4eec\u611f\u5230\u65e0\u804a\u3002\u4f46\u66f4\u591a\u60c5\u51b5\u4e0b\uff0c\u8fd9\u4e9b\u653b\u51fb\u662f\u51fa\u4e8e\u7279\u5b9a\u539f\u56e0\u8fdb\u884c\u7684\uff0c\u5305\u62ec\uff1a<\/strong><\/p>\n<ul>\n<li>\u8d4e\u91d1\u2014\u2014\u7f51\u7edc\u72af\u7f6a\u5206\u5b50\u53ef\u80fd\u4f1a\u53d1\u8d77\u653b\u51fb\u6216\u5a01\u80c1\u8fd9\u6837\u505a\uff0c\u4ee5\u5411\u53d7\u5bb3\u8005\u52d2\u7d22\u91d1\u94b1\u6216\u5176\u4ed6\u5229\u76ca\u3002\u6b64\u7c7b\u653b\u51fb\u6709\u65f6\u4e5f\u79f0\u4e3a\u8d4e\u91d1\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u3002<\/li>\n<li>\u5546\u4e1a\u7ade\u4e89\u2014\u2014\u4e00\u4e9b\u7ec4\u7ec7\u53ef\u4ee5\u4f7f\u7528DDoS\u653b\u51fb\u4f5c\u4e3a\u4e00\u79cd\u4e0d\u516c\u5e73\u7ade\u4e89\u7684\u65b9\u6cd5\uff0c\u5e76\u8bd5\u56fe\u901a\u8fc7\u635f\u5bb3\u7ade\u4e89\u5bf9\u624b\u7684\u4e1a\u52a1\u6d41\u548c\u58f0\u8a89\u6765\u83b7\u5f97\u4f18\u52bf\u3002<\/li>\n<li>\u9ed1\u5ba2\u4e3b\u4e49\u2014\u2014\u7cbe\u901a\u6280\u672f\u7684\u6d3b\u52a8\u5bb6\u53ef\u80fd\u4f1a\u4f7f\u7528 DDoS \u653b\u51fb\u6765\u5c55\u793a\u4ed6\u4eec\u5bf9\u67d0\u4e9b\u4f01\u4e1a\u3001\u653f\u6cbb\u548c\u793e\u4f1a\u5021\u8bae\u6216\u516c\u4f17\u4eba\u7269\u7684\u4e0d\u6ee1\u3002<\/li>\n<li>\u7f51\u7edc\u6218\u2014\u2014\u88ab\u6388\u6743\u7684DDoS\u653b\u51fb\u6765\u7834\u574f\u654c\u56fd\u7684\u6838\u5fc3\u5728\u7ebf\u57fa\u7840\u8bbe\u65bd\u6216\u5173\u95ed\u53cd\u5bf9\u6d3e\u7f51\u7ad9\u3002<\/li>\n<\/ul>\n<p><strong>\u6839\u636e\u4ed6\u4eec\u7684\u76ee\u6807\u548c\u52a8\u673a\uff0c\u7f51\u7edc\u72af\u7f6a\u5206\u5b50\u4f7f\u7528\u5404\u79cd\u5de5\u5177\u8fdb\u884c\u5404\u79cd\u7c7b\u578b\u7684\u653b\u51fb\u3002\u901a\u5e38\uff0cDDoS\u653b\u51fb\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u6267\u884c\uff1a<\/strong><\/p>\n<ul>\n<li>\u5229\u7528\u8f6f\u4ef6\u6f0f\u6d1e\u2014\u2014\u9ed1\u5ba2\u53ef\u4ee5\u9488\u5bf9\u5df2\u77e5\u548c\u672a\u77e5\u7684\u8f6f\u4ef6\u6f0f\u6d1e\u5e76\u53d1\u9001\u683c\u5f0f\u9519\u8bef\u7684\u6570\u636e\u5305\u4ee5\u8bd5\u56fe\u7834\u574f\u53d7\u5bb3\u8005\u7684\u7cfb\u7edf\u3002<\/li>\n<li>\u6d88\u8017\u8ba1\u7b97\u6216\u901a\u4fe1\u8d44\u6e90\u2014\u2014\u653b\u51fb\u8005\u53ef\u4ee5\u53d1\u9001\u5927\u91cf\u770b\u8d77\u6765\u5408\u6cd5\u7684\u6570\u636e\u5305\u3002\u56e0\u6b64\uff0c\u5b83\u4eec\u4f1a\u6d88\u8017\u53d7\u5bb3\u8005\u7684\u7f51\u7edc\u5e26\u5bbd\u3001CPU\u6216\u5185\u5b58\uff0c\u76f4\u5230\u76ee\u6807\u7cfb\u7edf\u65e0\u6cd5\u518d\u5904\u7406\u6765\u81ea\u5408\u6cd5\u7528\u6237\u7684\u8bf7\u6c42\u3002<\/li>\n<\/ul>\n<p><strong>\u867d\u7136DDoS\u653b\u51fb\u6ca1\u6709\u6807\u51c6\u5206\u7c7b\uff0c\u4f46\u6211\u4eec\u53ef\u4ee5\u5c06\u5b83\u4eec\u7b80\u5355\u5206\u4e3a\u56db\u5927\u7c7b\uff1a<\/strong><\/p>\n<table border=\"1\">\n<tbody>\n<tr>\n<td><strong>\u79cd\u7c7b<\/strong><\/td>\n<td><strong>\u5bb9\u91cf\u653b\u51fb<\/strong><\/td>\n<td><strong>\u534f\u8bae\u653b\u51fb<\/strong><\/td>\n<td><strong>\u5e94\u7528\u5c42\u653b\u51fb<\/strong><\/td>\n<td><strong>0-day\u653b\u51fb<\/strong><\/td>\n<\/tr>\n<tr>\n<td>\u6d4b\u91cf<\/td>\n<td>bps\u6bcf\u79d2\u4f20\u9001\u7684\u6bd4\u7279\uff08bit\uff09\u6570<\/td>\n<td>pps\u6bcf\u79d2\u4f20\u9001\u7684\u6570\u636e\u5305<\/td>\n<td>rps\u6bcf\u79d2\u4f20\u9001\u7684\u8bf7\u6c42<\/td>\n<td>\u4efb\u610f\u524d\u9762\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td>\u4e00\u822c\u6848\u4f8b<\/td>\n<td>UDP\u6d2a\u6cdb,DNS\u653e\u5927\u653b\u51fb,\u5e94\u7528\u6ee5\u7528<\/td>\n<td>SYN\u6d2a\u6c34,ICMP\u6d2a\u6c34,\u6b7b\u4ea1Ping<\/td>\n<td>HTTP\u6d2a\u6c34,Slowloris\u6162\u901f\u653b\u51fb<\/td>\n<td>\u65b0\u653b\u51fb\u5411\u91cf\uff0c\u672a\u53d1\u73b0\u6f0f\u6d1e<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u8ba9\u6211\u4eec\u4ed4\u7ec6\u770b\u770b\u8fd9\u4e9b\u7c7b\u578b\u7684\u653b\u51fb\u3002<\/strong><br \/>\n<strong>1.\u5bb9\u91cf\u653b\u51fb<\/strong><\/p>\n<p>\u5bb9\u91cf\u653b\u51fb\u65e8\u5728\u901a\u8fc7\u5927\u91cf\u6d41\u91cf\u6765\u963b\u6b62\u5bf9\u53d7\u5bb3\u8005\u8d44\u6e90\u7684\u8bbf\u95ee\uff0c\u901a\u5e38\u501f\u52a9\u50f5\u5c38\u7f51\u7edc\u548c\u653e\u5927\u6280\u672f\u3002\u8fd9\u4e9b\u653b\u51fb\u7684\u89c4\u6a21\u901a\u5e38\u4ee5\u6bcf\u79d2\u6bd4\u7279\u6570 (bps) \u6765\u8861\u91cf\u3002<\/p>\n<p>\u6700\u5e38\u89c1\u7684\u5bb9\u91cf\u653b\u51fb\u7c7b\u578b\u662f\uff1a<\/p>\n<ul>\n<li>UDP\u6cdb\u6d2a\u2014\u2014\u653b\u51fb\u8005\u5c06\u4f7f\u7528\u53d7\u5bb3\u8005\u7684\u6e90\u5730\u5740\u4f2a\u9020\u7684\u7528\u6237\u6570\u636e\u62a5\u534f\u8bae (UDP) \u6570\u636e\u5305\u53d1\u9001\u5230\u968f\u673a\u7aef\u53e3\u3002\u4e3b\u673a\u751f\u6210\u5927\u91cf\u56de\u590d\u6d41\u91cf\u5e76\u5c06\u5176\u53d1\u9001\u56de\u53d7\u5bb3\u8005\u3002<\/li>\n<li>DNS\u653e\u5927- \u7f51\u7edc\u72af\u7f6a\u5206\u5b50\u7834\u574f\u548c\u64cd\u7eb5\u53ef\u516c\u5f00\u8bbf\u95ee\u7684\u57df\u540d\u7cfb\u7edf (DNS)\uff0c\u4ee5\u7528 DNS \u54cd\u5e94\u6d41\u91cf\u6df9\u6ca1\u53d7\u5bb3\u8005\u7684\u7cfb\u7edf\u3002<\/li>\n<li>\u6ee5\u7528\u5e94\u7528\u7a0b\u5e8f\u653b\u51fb\u2014\u2014\u9ed1\u5ba2\u5165\u4fb5\u5ba2\u6237\u7aef\u673a\u5668\uff0c\u8fd9\u4e9b\u673a\u5668\u53ef\u4ee5\u53d1\u9001\u5927\u91cf\u770b\u4f3c\u5408\u6cd5\u7684\u6d41\u91cf\uff0c\u5e76\u5c06\u8be5\u6d41\u91cf\u91cd\u5b9a\u5411\u5230\u53d7\u5bb3\u8005\u7684\u670d\u52a1\u5668\uff0c\u8017\u5c3d\u5176\u8d44\u6e90\u5e76\u6700\u7ec8\u5c06\u5176\u5173\u95ed\u3002<\/li>\n<\/ul>\n<p>2020\u5e74\uff0c \u4e9a\u9a6c\u900aAWS\u906d\u53d7\u4e86\u4f7f\u7528\u65e0\u8fde\u63a5\u8f7b\u91cf\u7ea7\u76ee\u5f55\u8bbf\u95ee\u534f\u8bae(CLDAP)\u53cd\u5c04\u6280\u672f\u6267\u884c\u76842.3TBps\u7684\u5927\u89c4\u6a21\u653b\u51fb\u3002<\/p>\n<p><strong>2.\u534f\u8bae\u653b\u51fb<\/strong><\/p>\n<p>\u534f\u8bae\u653b\u51fb\u9488\u5bf9\u4e0d\u540c\u4e92\u8054\u7f51\u901a\u4fe1\u534f\u8bae\u5de5\u4f5c\u65b9\u5f0f\u7684\u5f31\u70b9\u3002\u901a\u5e38\uff0c\u6b64\u7c7bDDoS\u653b\u51fb\u7684\u89c4\u6a21\u4ee5\u6bcf\u79d2\u7f51\u7edc\u6570\u636e\u5305\u6570(pps)\u6765\u8861\u91cf\u3002\u6700\u5e38\u89c1\u7684\u534f\u8bae\u653b\u51fb\u7c7b\u578b\u662f\uff1a<\/p>\n<ul>\n<li>SYN\u6d2a\u6c34\u2014\u2014\u9ed1\u5ba2\u5229\u7528\u4e86 TCP \u4e09\u6b21\u63e1\u624b\u673a\u5236\u4e2d\u7684\u4e00\u4e2a\u5f31\u70b9\u3002\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u53d1\u9001\u4e00\u4e2a SYN \u6570\u636e\u5305\uff0c\u63a5\u6536\u4e00\u4e2a SYN-ACK \u6570\u636e\u5305\uff0c\u5e76\u4e14\u6c38\u8fdc\u4e0d\u4f1a\u5411\u4e3b\u673a\u53d1\u9001\u4e00\u4e2a ACK\u200b\u200b \u6570\u636e\u5305\u3002\u56e0\u6b64\uff0c\u53d7\u5bb3\u8005\u7684\u670d\u52a1\u5668\u4f1a\u7559\u4e0b\u5927\u91cf\u672a\u5b8c\u6210\u7684 SYN-ACK \u8bf7\u6c42\uff0c\u5e76\u6700\u7ec8\u5d29\u6e83\u3002<\/li>\n<li>ICMP\u6d2a\u6c34\u2014 \u6076\u610f\u884c\u4e3a\u8005\u4f7f\u7528\u5927\u91cf Internet \u63a7\u5236\u6d88\u606f\u534f\u8bae (ICMP) \u8bf7\u6c42\u6216 ping\uff0c\u8bd5\u56fe\u8017\u5c3d\u53d7\u5bb3\u8005\u7684\u670d\u52a1\u5668\u5e26\u5bbd\u3002<\/li>\n<li>Ping of death(\u6b7b\u4ea1Ping)\u2014\u2014\u9ed1\u5ba2\u4f7f\u7528\u7b80\u5355\u7684 ping \u547d\u4ee4\u53d1\u9001\u8d85\u5927\u6570\u636e\u5305\uff0c\u5bfc\u81f4\u53d7\u5bb3\u8005\u7684\u7cfb\u7edf\u51bb\u7ed3\u6216\u5d29\u6e83\u3002<\/li>\n<\/ul>\n<p><strong>3.\u5e94\u7528\u5c42\u653b\u51fb<\/strong><\/p>\n<p>\u5e94\u7528\u7a0b\u5e8f\u653b\u51fb\u5229\u75286\u7ea7\u548c7\u7ea7\u534f\u8bae\u6808\u4e2d\u7684\u5f31\u70b9\uff0c\u9488\u5bf9\u7279\u5b9a\u5e94\u7528\u7a0b\u5e8f\u800c\u4e0d\u662f\u6574\u4e2a\u670d\u52a1\u5668\u3002\u6b64\u7c7bDDoS\u653b\u51fb\u7684\u5a01\u529b\u901a\u5e38\u4ee5\u6bcf\u79d2\u8bf7\u6c42\u6570\u6765\u8861\u91cf\u3002<\/p>\n<p>\u5e94\u7528\u5c42\u653b\u51fb\u901a\u5e38\u9488\u5bf9\u5e38\u89c1\u7684\u7aef\u53e3\u548c\u670d\u52a1\uff0c\u4f8b\u5982DNS\u6216HTTP\u3002\u6700\u5e38\u89c1\u7684\u5e94\u7528\u7a0b\u5e8f\u7ea7\u653b\u51fb\u662f\uff1a<\/p>\n<ul>\n<li>HTTP\u6cdb\u6ee5\u2014\u2014\u653b\u51fb\u8005\u4f7f\u7528\u50f5\u5c38\u7f51\u7edc\u5411\u5e94\u7528\u7a0b\u5e8f\u6216Web\u670d\u52a1\u5668\u5145\u65a5\u5927\u91cf\u6807\u51c6GET\u548cPOST\u8bf7\u6c42\u3002\u7531\u4e8e\u8fd9\u4e9b\u8bf7\u6c42\u901a\u5e38\u8868\u73b0\u4e3a\u5408\u6cd5\u6d41\u91cf\uff0c\u56e0\u6b64\u68c0\u6d4bHTTP\u6cdb\u6d2a\u653b\u51fb\u662f\u4e00\u4e2a\u76f8\u5f53\u5927\u7684\u6311\u6218\u3002<\/li>\n<li>Slowloris\u2014\u2014\u987e\u540d\u601d\u4e49\uff0cSlowloris\u7f13\u6162\u5730\u4f7f\u53d7\u5bb3\u8005\u7684\u670d\u52a1\u5668\u5d29\u6e83\u3002\u653b\u51fb\u8005\u4ee5\u5b9a\u65f6\u95f4\u9694\u548c\u5c0f\u90e8\u5206\u5411\u53d7\u5bb3\u8005\u7684\u670d\u52a1\u5668\u53d1\u9001HTTP\u8bf7\u6c42\u3002\u670d\u52a1\u5668\u4e00\u76f4\u5728\u7b49\u5f85\u8fd9\u4e9b\u8bf7\u6c42\u5b8c\u6210\uff0c\u800c\u8fd9\u6c38\u8fdc\u4e0d\u4f1a\u53d1\u751f\u3002\u6700\u7ec8\uff0c\u8fd9\u4e9b\u672a\u5b8c\u6210\u7684\u8bf7\u6c42\u4f1a\u8017\u5c3d\u53d7\u5bb3\u8005\u7684\u5e26\u5bbd\uff0c\u4f7f\u5408\u6cd5\u7528\u6237\u65e0\u6cd5\u8bbf\u95ee\u670d\u52a1\u5668\u3002<\/li>\n<\/ul>\n<p>\u6839\u636eCloudflare\u6700\u8fd1\u7684\u4e00\u4efd\u58f0\u660e\uff0c\u5728\u4eca\u5e74\uff0c\u4e00\u9879\u672a\u547d\u540d\u7684\u52a0\u5bc6\u8d27\u5e01\u670d\u52a1\u906d\u5230\u6bcf\u79d21530\u4e07\u6b21\u8bf7\u6c42\u7684\u653b\u51fb\u3002<\/p>\n<p><strong>4.0-day\u653b\u51fb<\/strong><\/p>\n<p>\u9664\u4e86\u4f17\u6240\u5468\u77e5\u7684\u653b\u51fb\u4e4b\u5916\uff0c\u8fd8\u6709\u6240\u8c13\u7684\u96f6\u65e5DDoS \u653b\u51fb\u3002\u4ed6\u4eec\u5229\u7528\u5c1a\u672a\u4fee\u8865\u7684\u4ee5\u524d\u672a\u77e5\u7684\u8f6f\u4ef6\u6f0f\u6d1e\u6216\u4f7f\u7528\u4e0d\u5e38\u89c1\u7684\u653b\u51fb\u5a92\u4ecb\uff0c\u56e0\u6b64\u66f4\u96be\u4ee5\u68c0\u6d4b\u548c\u4fdd\u62a4\u3002<\/p>\n<p>\u73b0\u5728\u8ba9\u6211\u4eec\u8c08\u8c08\u68c0\u6d4b DDoS \u653b\u51fb\u7684\u65b9\u6cd5\u3002<\/p>\n<p><strong>\u68c0\u6d4bDDoS\u653b\u51fb<\/strong><\/p>\n<p>\u867d\u7136\u5b8c\u5168\u963b\u6b62DDoS\u653b\u51fb\u662f\u4e0d\u53ef\u80fd\u7684\uff0c\u4f46\u6709\u4e00\u4e9b\u6709\u6548\u7684\u505a\u6cd5\u548c\u65b9\u6cd5\u53ef\u4ee5\u5e2e\u52a9\u60a8\u68c0\u6d4b\u548c\u963b\u6b62\u5df2\u7ecf\u53d1\u751f\u7684DDoS\u653b\u51fb\u3002<\/p>\n<p>\u4e0b\u9762\uff0c\u6211\u4eec\u5217\u51fa\u4e86\u51e0\u79cd\u6700\u5e38\u89c1\u7684 DDoS \u4fdd\u62a4\u65b9\u6cd5\uff0c\u60a8\u53ef\u4ee5\u4f9d\u9760\u5b83\u6765\u68c0\u6d4b\u653b\u51fb\u5e76\u4fdd\u62a4\u60a8\u7684\u4ea7\u54c1\u6216\u670d\u52a1\u3002<\/p>\n<p><strong>\u5f02\u5e38\u68c0\u6d4b<\/strong><\/p>\n<p>\u68c0\u6d4b\u6f5c\u5728DDoS\u653b\u51fb\u7684\u4e00\u79cd\u65b9\u6cd5\u662f\u5206\u6790\u7f51\u7edc\u6d41\u91cf\u5e76\u5c06\u6d41\u91cf\u6a21\u5f0f\u5206\u7c7b\u4e3a\u6b63\u5e38\u6216\u6f5c\u5728\u5a01\u80c1\u3002\u60a8\u53ef\u4ee5\u501f\u52a9\u4f20\u7edf\u7684\u9759\u6001\u5206\u6790\u6216\u66f4\u590d\u6742\u7684\u6280\u672f(\u5982\u673a\u5668\u5b66\u4e60\u548c\u4eba\u5de5\u667a\u80fd)\u6765\u505a\u5230\u8fd9\u4e00\u70b9\u3002<\/p>\n<p>\u9664\u4e86\u7f51\u7edc\u6d41\u91cf\u5206\u6790\u4e4b\u5916\uff0c\u60a8\u8fd8\u53ef\u4ee5\u641c\u7d22\u5176\u4ed6\u7f51\u7edc\u6027\u80fd\u56e0\u7d20\u4e2d\u7684\u5f02\u5e38\u60c5\u51b5\uff0c\u4f8b\u5982\u8bbe\u5907CPU\u5229\u7528\u7387\u6216\u5e26\u5bbd\u4f7f\u7528\u60c5\u51b5\u3002<\/p>\n<p>\u57fa\u4e8e\u7ecf\u9a8c\u7684\u65b9\u6cd5<\/p>\n<p>\u60a8\u8fd8\u53ef\u4ee5\u901a\u8fc7\u5c06\u6d41\u91cf\u4e0e\u5df2\u77e5\u653b\u51fb\u7684\u7279\u5b9a\u6a21\u5f0f\u8fdb\u884c\u6bd4\u8f83\u6765\u68c0\u6d4b\u7c7b\u4f3cDDoS\u7684\u6d3b\u52a8\u3002\u5e38\u89c1\u7684DDoS\u9632\u62a4\u6280\u672f\u5305\u62ec\u7b7e\u540d\u5206\u6790\u3001\u72b6\u6001\u8f6c\u6362\u5206\u6790\u3001\u4e13\u5bb6\u7cfb\u7edf\u3001\u63cf\u8ff0\u811a\u672c\u548c\u81ea\u7ec4\u7ec7\u56fe\u3002<\/p>\n<p><strong>ACL\u548c\u9632\u706b\u5899<\/strong><\/p>\n<p>\u9664\u4e86\u5165\u53e3\/\u51fa\u53e3\u6d41\u91cf\u8fc7\u6ee4\u4e4b\u5916\uff0c\u60a8\u8fd8\u53ef\u4ee5\u4f7f\u7528\u8bbf\u95ee\u63a7\u5236\u5217\u8868(ACL)\u548c\u9632\u706b\u5899\u89c4\u5219\u6765\u589e\u5f3a\u6d41\u91cf\u53ef\u89c1\u6027\u3002\u7279\u522b\u662f\uff0c\u60a8\u53ef\u4ee5\u5206\u6790ACL\u65e5\u5fd7\u4ee5\u4e86\u89e3\u901a\u8fc7\u60a8\u7684\u7f51\u7edc\u8fd0\u884c\u7684\u6d41\u91cf\u7c7b\u578b\u3002\u60a8\u8fd8\u53ef\u4ee5\u914d\u7f6e\u60a8\u7684Web\u5e94\u7528\u7a0b\u5e8f\u9632\u706b\u5899\uff0c\u4ee5\u6839\u636e\u7279\u5b9a\u89c4\u5219\u3001\u7b7e\u540d\u548c\u6a21\u5f0f\u963b\u6b62\u53ef\u7591\u7684\u8fdb\u5165\u6d41\u91cf\u3002<\/p>\n<p><strong>\u5165\u4fb5\u9632\u5fa1\u548c\u68c0\u6d4b<\/strong><\/p>\n<p>\u5165\u4fb5\u9632\u5fa1\u7cfb\u7edf(IPS)\u548c\u5165\u4fb5\u68c0\u6d4b\u7cfb\u7edf(IDS)\u4e5f\u589e\u5f3a\u4e86\u6d41\u91cf\u53ef\u89c1\u6027\u3002IPS\u548cIDS\u8b66\u62a5\u53ef\u4f5c\u4e3a\u5f02\u5e38\u548c\u6f5c\u5728\u6076\u610f\u6d41\u91cf\u7684\u65e9\u671f\u6307\u6807\u3002\u4f46\u8bf7\u8bb0\u4f4f\uff0c\u8fd9\u4e9b\u7cfb\u7edf\u5f80\u5f80\u4f1a\u63d0\u4f9b\u5f88\u591a\u8bef\u62a5\u3002<\/p>\n<p>\u81f3\u4e8e\u5904\u7406\u53ef\u80fd\u6d89\u53ca DDoS \u653b\u51fb\u7684\u6d41\u91cf\u7684\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u6982\u8ff0\u4e09\u79cd\u5e38\u89c1\u7b56\u7565\uff1a<\/p>\n<ul>\n<li>\u7a7a\u8def\u7531<\/li>\n<li>\u6e05\u6d17\u4e2d\u5fc3<\/li>\n<li>\u5185\u94fe\u8fc7\u6ee4DDoS\u7f13\u89e3\u65b9\u6cd5<\/li>\n<\/ul>\n<p>\u5177\u4f53\u53c8\u662f\u600e\u6837\u5462\uff1f<\/p>\n<ul>\n<li>\u7a7a\u8def\u7531\u6216\u9ed1\u6d1e\u8def\u7531- \u6240\u6709\u6d41\u91cf\u548c\u4f1a\u8bdd\u90fd\u88ab\u91cd\u5b9a\u5411\u5230\u6ca1\u6709\u6700\u7ec8\u76ee\u7684\u5730\u7684 IP \u5730\u5740\u3002\u7ed3\u679c\uff0c\u670d\u52a1\u5668\u65e0\u6cd5\u63a5\u6536\u6216\u53d1\u9001\u6570\u636e\u3002\u4e00\u65e6 DDoS \u653b\u51fb\u7ed3\u675f\uff0c\u5c31\u4f1a\u6062\u590d\u6b63\u5e38\u7684\u6d41\u91cf\u5904\u7406\u3002\u867d\u7136\u8fd9\u79cd\u65b9\u6cd5\u5f88\u5bb9\u6613\u5b9e\u65bd\uff0c\u4f46\u5b83\u4f1a\u5bf9\u6240\u6709\u5408\u6cd5\u6d41\u91cf\u4ea7\u751f\u8d1f\u9762\u5f71\u54cd\uff0c\u5e76<\/li>\n<li>\u4e14\u57fa\u672c\u4e0a\u53ef\u4ee5\u5e2e\u52a9\u653b\u51fb\u8005\u5b9e\u73b0\u4ed6\u4eec\u7684\u521d\u59cb\u76ee\u6807\u2014\u2014\u4f7f\u53d7\u5bb3\u8005\u7684\u670d\u52a1\u5668\u4e0d\u53ef\u7528\u3002<\/li>\n<li>\u6e05\u7406\u4e2d\u5fc3\u2014\u2014\u8fd9\u79cd\u65b9\u6cd5\u57fa\u4e8e\u5c06\u6d41\u91cf\u4ece\u53d7\u5bb3\u670d\u52a1\u5668\u91cd\u5b9a\u5411\u5230\u8fdc\u7a0b\u6e05\u7406\u4e2d\u5fc3\uff0c\u5728\u8be5\u4e2d\u5fc3\u5bf9\u6d41\u91cf\u8fdb\u884c\u5206\u6790\u548c\u8fc7\u6ee4\u3002\u4efb\u4f55\u5177\u6709\u6f5c\u5728\u5371\u9669\u7684\u6d41\u91cf(\u4f8b\u5982DDoS\u8bf7\u6c42)\u90fd\u4f1a\u88ab\u963b\u6b62\uff0c\u800c\u5408\u6cd5\u8bf7\u6c42\u5219\u4f1a\u7167\u5e38\u5904\u7406\u3002<\/li>\n<li>\u5185\u8054\u8fc7\u6ee4\u2014\u2014\u5728\u8fd9\u79cd\u65b9\u6cd5\u4e2d\uff0c\u901a\u8fc7\u7f51\u7edc\u7684\u6240\u6709\u6d41\u91cf\u90fd\u7ecf\u8fc7\u5206\u6790\uff0c\u5e76\u4e0e\u4e0d\u540c\u7684\u89c4\u5219\u548c\u653b\u51fb\u6307\u6807\u8fdb\u884c\u6bd4\u8f83\u3002\u4e0e\u5df2\u8bc6\u522b\u7684DDoS\u653b\u51fb\u76f8\u5173\u7684\u6d41\u91cf\u4f1a\u7acb\u5373\u88ab\u963b\u6b62\uff0c\u800c\u5408\u6cd5\u8bf7\u6c42\u4f1a\u5f97\u5230\u6b63\u5e38\u5904\u7406\u3002<\/li>\n<li>\u7279\u5b9a\u65b9\u6cd5\u548c\u6280\u672f\u7684\u9009\u62e9\u5c06\u53d6\u51b3\u4e8e\u7279\u5b9a\u670d\u52a1\u6216\u89e3\u51b3\u65b9\u6848\u7684\u7279\u6027\u3002\u4f46\u662f\uff0c\u786e\u4fdd\u53ca\u65e9\u53d1\u73b0DDoS\u653b\u51fb\u5bf9\u4e8e\u4efb\u4f55\u9879\u76ee\u90fd\u81f3\u5173\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u5e2e\u52a9\u60a8\u663e\u7740\u51cf\u8f7b\u653b\u51fb\u7684\u540e\u679c\u5e76\u4fdd\u6301\u670d\u52a1\u6216\u89e3\u51b3\u65b9\u6848\u7684\u6b63\u5e38\u6027\u80fd\u3002<\/li>\n<\/ul>\n<p>\u5728\u63a5\u4e0b\u6765\u7684\u90e8\u5206\u4e2d\uff0c\u6211\u4eec\u5c06\u8ba8\u8bba\u60a8\u53ef\u4ee5\u5c1d\u8bd5\u9632\u6b62DDoS\u653b\u51fb\u7684\u51e0\u79cd\u65b9\u6cd5\uff0c\u5e76\u6982\u8ff0\u9488\u5bf9\u60a8\u7684Web\u5e94\u7528\u7a0b\u5e8f\u6216\u670d\u52a1\u7684\u67d0\u4e9b\u7c7b\u578b\u7684DDoS\u4fdd\u62a4\u63aa\u65bd\u3002<\/p>\n<p><strong>\u6784\u5efa\u6297DDoS\u5f39\u6027\u5e94\u7528\u7a0b\u5e8f\u7684\u6700\u4f73\u5b9e\u8df5<\/strong><\/p>\n<p>\u8001\u751f\u5e38\u8c08\uff0c\u9884\u9632\u80dc\u4e8e\u6cbb\u7597\u3002\u56e0\u6b64\uff0c\u5728\u5f00\u59cb\u6784\u5efa\u4e4b\u524d\uff0c\u8bf7\u8003\u8651\u5982\u4f55\u786e\u4fddWeb\u5e94\u7528\u7a0b\u5e8f\u6216\u670d\u52a1\u7684DDoS\u6297\u6027\u3002<\/p>\n<p><strong>1.\u5e94\u7528DDoS\u9632\u5fa1\u673a\u5236<\/strong><\/p>\n<p>\u5373\u4f7f\u60a8\u65e0\u6cd5\u963b\u6b62DDoS\u653b\u51fb\u7684\u53d1\u751f\uff0c\u60a8\u4e5f\u6709\u80fd\u529b\u8ba9\u653b\u51fb\u8005\u66f4\u96be\u5173\u95ed\u60a8\u7684\u7f51\u7ad9\u6216\u5e94\u7528\u7a0b\u5e8f\u3002\u8fd9\u5c31\u662fDDoS\u653b\u51fb\u9884\u9632\u6280\u672f\u53d1\u6325\u4f5c\u7528\u7684\u5730\u65b9\u3002<\/p>\n<p>\u60a8\u53ef\u4ee5\u4f7f\u7528\u4e24\u7ec4 DDoS \u9884\u9632\u673a\u5236\uff1a<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>\u901a\u7528DDoS\u9884\u9632\u673a\u5236<\/li>\n<li>\u8fc7\u6ee4\u673a\u5236<\/li>\n<li>\u901a\u7528DDoS\u9884\u9632\u673a\u5236\u662f\u53ef\u4ee5\u5e2e\u52a9\u60a8\u4f7f\u60a8\u7684Web\u5e94\u7528\u7a0b\u5e8f\u6216\u670d\u52a1\u5668\u5bf9DDoS\u653b\u51fb\u66f4\u5177\u5f39\u6027\u7684\u5e38\u7528\u63aa\u65bd\u3002\u8fd9\u4e9b\u63aa\u65bd\u5305\u62ec\uff1a<\/li>\n<li>\u4f7f\u7528\u9632\u706b\u5899\u2014\u2014\u867d\u7136\u9632\u706b\u5899\u4e0d\u80fd\u4fdd\u62a4\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u6216\u670d\u52a1\u5668\u514d\u53d7\u590d\u6742\u7684 DDoS 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