{"id":28670,"date":"2025-12-18T15:38:30","date_gmt":"2025-12-18T07:38:30","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-cn\/is-full-bandwidth-usage-on-japan-servers-a-sign-of-attack\/"},"modified":"2025-12-18T15:43:32","modified_gmt":"2025-12-18T07:43:32","slug":"is-full-bandwidth-usage-on-japan-servers-a-sign-of-attack","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-cn\/blog\/is-full-bandwidth-usage-on-japan-servers-a-sign-of-attack\/","title":{"rendered":"\u65e5\u672c\u670d\u52a1\u5668\u5e26\u5bbd\u8dd1\u6ee1\u662f\u5426\u610f\u5473\u7740\u906d\u53d7\u653b\u51fb\uff1f"},"content":{"rendered":"<p>\u5728\u7ba1\u7406<a href=\"https:\/\/www.varidata.com\/zh-cn\/server\/tokyo\/cn2\/\" target=\"_blank\">\u65e5\u672c\u670d\u52a1\u5668<\/a>\u65f6\uff0c\u9047\u5230\u5e26\u5bbd\u5b8c\u5168\u9971\u548c\u7684\u60c5\u51b5\u53ef\u80fd\u4f1a\u7acb\u5373\u5f15\u53d1\u5bf9\u6f5c\u5728<a href=\"https:\/\/www.varidata.com\/zh-cn\/blog\/intelligent-cleaning-engine-ddos-detection-filtering\/\" target=\"_blank\">DDoS\u653b\u51fb<\/a>\u7684\u62c5\u5fe7\u3002\u7136\u800c\uff0c\u5e26\u5bbd\u9971\u548c\u5e76\u4e0d\u603b\u662f\u610f\u5473\u7740\u6076\u610f\u6d3b\u52a8\u3002\u4f5c\u4e3a\u5728\u65e5\u672c\u8fd9\u4e2a\u72ec\u7279\u7684\u4e92\u8054\u7f51\u73af\u5883\u4e2d\u7ba1\u7406\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u7684\u6280\u672f\u4e13\u4e1a\u4eba\u5458\uff0c\u7406\u89e3\u6b63\u5e38\u6d41\u91cf\u5cf0\u503c\u548c\u5b89\u5168\u5a01\u80c1\u4e4b\u95f4\u7684\u7ec6\u5fae\u5dee\u522b\u5bf9\u4e8e\u7ef4\u6301\u670d\u52a1\u5668\u6700\u4f73\u6027\u80fd\u548c\u786e\u4fdd\u5168\u7403\u6700\u8fde\u901a\u5e02\u573a\u4e4b\u4e00\u7684\u4e1a\u52a1\u8fde\u7eed\u6027\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h2><strong>\u5e26\u5bbd\u9971\u548c\u7684\u5e38\u89c1\u539f\u56e0<\/strong><\/h2>\n<p>\u5728\u5224\u65ad\u662f\u5426\u906d\u53d7\u653b\u51fb\u4e4b\u524d\uff0c\u8ba9\u6211\u4eec\u5148\u6765\u68c0\u67e5\u5728\u65e5\u672c\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4e0b\u53ef\u80fd\u5bfc\u81f4\u670d\u52a1\u5668\u5e26\u5bbd\u8dd1\u6ee1\u7684\u5178\u578b\u573a\u666f\uff1a<\/p>\n<ul>\n<li>\u75c5\u6bd2\u5185\u5bb9\u6216\u8425\u9500\u6d3b\u52a8\u5bfc\u81f4\u7684\u7a81\u53d1\u6d41\u91cf\uff0c\u5c24\u5176\u662f\u5728\u65e5\u672c\u91cd\u5927\u8282\u65e5\u6216\u5e86\u5178\u671f\u95f4<\/li>\n<li>CDN\u53cd\u5411\u4ee3\u7406\u914d\u7f6e\u9519\u8bef\uff0c\u7279\u522b\u662f\u5728\u591a\u533a\u57df\u4e9a\u6d32CDN\u8bbe\u7f6e\u4e2d<\/li>\n<li>\u5927\u89c4\u6a21\u6587\u4ef6\u5206\u53d1\u64cd\u4f5c\uff0c\u5728\u6e38\u620f\u548c\u5a92\u4f53\u5185\u5bb9\u4f20\u8f93\u4e2d\u8f83\u4e3a\u5e38\u89c1<\/li>\n<li>\u9ad8\u5cf0\u65f6\u6bb5\u7684\u5907\u4efd\u8fdb\u7a0b\uff0c\u7279\u522b\u662f\u5728\u8425\u4e1a\u65e5\u7ed3\u675f\u65f6\u7684\u4e1a\u52a1\u64cd\u4f5c\u671f\u95f4<\/li>\n<li>\u8d44\u6e90\u5bc6\u96c6\u578b\u5e94\u7528\uff0c\u5305\u62ec\u5b9e\u65f6\u6d41\u5a92\u4f53\u548c\u7269\u8054\u7f51\u6570\u636e\u5904\u7406<\/li>\n<li>\u91cd\u5927\u5728\u7ebf\u8d2d\u7269\u6d3b\u52a8\uff0c\u5982\u65e5\u672c\u4e9a\u9a6c\u900aPrime Day\u6216\u4e50\u5929\u7279\u5356<\/li>\n<li>\u70ed\u95e8\u6e38\u620f\u53d1\u5e03\u6216\u66f4\u65b0\uff0c\u8003\u8651\u5230\u65e5\u672c\u5e9e\u5927\u7684\u6e38\u620f\u5e02\u573a<\/li>\n<li>\u76f4\u64ad\u6d3b\u52a8\u548c\u865a\u62df\u6f14\u5531\u4f1a\uff0c\u8fd9\u5728\u65e5\u672c\u7279\u522b\u53d7\u6b22\u8fce<\/li>\n<\/ul>\n<h2><strong>\u8bc6\u522b\u653b\u51fb\u6a21\u5f0f\u4e0e\u6b63\u5e38\u6d41\u91cf<\/strong><\/h2>\n<p>\u5bf9\u6d41\u91cf\u6a21\u5f0f\u7684\u6280\u672f\u5206\u6790\u63ed\u793a\u4e86\u533a\u5206\u5408\u6cd5\u4f7f\u7528\u548c\u653b\u51fb\u5411\u91cf\u7684\u660e\u663e\u7279\u5f81\uff0c\u8fd9\u5728\u65e5\u672c\u9ad8\u901f\u7f51\u7edc\u73af\u5883\u4e2d\u5c24\u4e3a\u91cd\u8981\uff1a<\/p>\n<ul>\n<li>IPv4\u548cIPv6\u6d41\u91cf\u7684\u534f\u8bae\u5206\u5e03\u5f02\u5e38<\/li>\n<li>\u5730\u7406\u6d41\u91cf\u6765\u6e90\u6a21\u5f0f\uff0c\u7279\u522b\u5173\u6ce8\u4e9a\u592a\u5730\u533a\u5206\u5e03<\/li>\n<li>\u8bf7\u6c42\u9891\u7387\u548c\u65f6\u95f4\uff0c\u9700\u8003\u8651\u65e5\u672c\u8425\u4e1a\u65f6\u95f4\u548c\u4f7f\u7528\u9ad8\u5cf0\u671f<\/li>\n<li>\u6570\u636e\u5305\u5927\u5c0f\u5206\u5e03\u548c\u534f\u8bae\u7279\u5b9a\u7279\u5f81<\/li>\n<li>\u65e5\u672c\u7f51\u7edc\u670d\u52a1\u7279\u6709\u7684\u7b2c7\u5c42\u5e94\u7528\u6a21\u5f0f<\/li>\n<li>SSL\/TLS\u63e1\u624b\u6a21\u5f0f\u548c\u8bc1\u4e66\u9a8c\u8bc1\u8bf7\u6c42<\/li>\n<li>DNS\u67e5\u8be2\u6a21\u5f0f\u548c\u89e3\u6790\u8bf7\u6c42<\/li>\n<li>API\u7f51\u5173\u6d41\u91cf\u5206\u5e03\u548c\u5fae\u670d\u52a1\u901a\u4fe1\u6a21\u5f0f<\/li>\n<\/ul>\n<p>\u73b0\u4ee3\u653b\u51fb\u68c0\u6d4b\u9700\u8981\u540c\u65f6\u68c0\u67e5\u591a\u4e2a\u6307\u6807\u3002\u4f7f\u7528tcpdump\u3001Wireshark\u548c\u4e13\u95e8\u7684\u65e5\u672c\u7f51\u7edc\u76d1\u63a7\u89e3\u51b3\u65b9\u6848\uff0c\u6211\u4eec\u53ef\u4ee5\u5206\u6790\u6570\u636e\u5305\u7ea7\u522b\u7684\u6570\u636e\u6765\u8bc6\u522b\u6076\u610f\u6a21\u5f0f\uff0c\u540c\u65f6\u8003\u8651\u533a\u57df\u6d41\u91cf\u7279\u5f81\u3002<\/p>\n<h2><strong>\u65e5\u672c\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u7279\u70b9<\/strong><\/h2>\n<p>\u65e5\u672c\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u5177\u6709\u72ec\u7279\u7684\u7279\u5f81\uff0c\u8fd9\u4e9b\u7279\u5f81\u5f71\u54cd\u5e26\u5bbd\u6d88\u8017\u6a21\u5f0f\u5e76\u9700\u8981\u7279\u522b\u8003\u8651\uff1a<\/p>\n<ul>\n<li>\u9ad8\u5bc6\u5ea6\u6570\u636e\u4e2d\u5fc3\u67b6\u6784\uff0c\u5177\u6709\u8d85\u8fc7100Gbps\u7684\u4f18\u8d28\u8fde\u901a\u6027<\/li>\n<li>\u4e9a\u592a\u5730\u533a\u6d41\u91cf\u5206\u53d1\u7684\u6218\u7565\u4f4d\u7f6e\uff0c\u76f4\u63a5\u8fde\u63a5\u4e3b\u8981\u4e9a\u6d32\u67a2\u7ebd<\/li>\n<li>\u4e25\u683c\u7684\u5408\u89c4\u8981\u6c42\uff0c\u5305\u62ec\u4e2a\u4eba\u4fe1\u606f\u4fdd\u62a4\u6cd5<\/li>\n<li>\u5177\u6709\u81ea\u52a8\u6545\u969c\u8f6c\u79fb\u7cfb\u7edf\u548c\u5197\u4f59\u8def\u5f84\u7684\u5148\u8fdb\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd<\/li>\n<li>\u5177\u6709\u6297\u9707\u57fa\u7840\u8bbe\u65bd\u7684\u590d\u6742\u7535\u529b\u7ba1\u7406\u7cfb\u7edf<\/li>\n<li>\u4e0e\u4e3b\u8981\u4e9a\u6d32\u5e02\u573a\u4e4b\u95f4\u5ef6\u8fdf\u6781\u4f4e\u7684\u9ad8\u901f\u5149\u7ea4\u7f51\u7edc<\/li>\n<li>\u7528\u4e8e\u4f18\u5316\u8def\u7531\u7684\u590d\u6742\u591a\u8fd0\u8425\u5546\u7f51\u7edc\u534f\u8bae<\/li>\n<li>\u5177\u6709\u53cc\u6808\u914d\u7f6e\u8981\u6c42\u7684\u9ad8\u7ea7IPv6\u90e8\u7f72<\/li>\n<\/ul>\n<h2><strong>\u6280\u672f\u5206\u6790\u6846\u67b6<\/strong><\/h2>\n<p>\u5b9e\u65bd\u5e26\u5bbd\u5206\u6790\u7684\u7cfb\u7edf\u65b9\u6cd5\u6d89\u53ca\u591a\u4e2a\u6280\u672f\u5c42\u9762\uff0c\u7279\u522b\u8003\u8651\u65e5\u672c\u7f51\u7edc\u7279\u5f81\uff1a<\/p>\n<ol>\n<li>\u7f51\u7edc\u5c42\u5206\u6790\n<ul>\n<li>\u4ee5IPv6\u4e3a\u91cd\u70b9\u7684TCP\/IP\u6570\u636e\u5305\u68c0\u67e5<\/li>\n<li>\u4e9a\u6d32\u8def\u7531\u7684\u534f\u8bae\u5206\u5e03\u6307\u6807<\/li>\n<li>\u5177\u6709\u5730\u7406\u80cc\u666f\u7684\u8fde\u63a5\u72b6\u6001\u8ddf\u8e2a<\/li>\n<li>BGP\u8def\u7531\u6a21\u5f0f\u5206\u6790<\/li>\n<li>MPLS\u6d41\u91cf\u5de5\u7a0b\u6307\u6807<\/li>\n<\/ul>\n<\/li>\n<li>\u5e94\u7528\u5c42\u76d1\u63a7\n<ul>\n<li>\u5177\u6709\u533a\u57df\u53d8\u5316\u7684HTTP\/HTTPS\u8bf7\u6c42\u6a21\u5f0f<\/li>\n<li>\u5e26\u8d1f\u8f7d\u5206\u5e03\u7684API\u7aef\u70b9\u4f7f\u7528\u7edf\u8ba1<\/li>\n<li>\u65e5\u672c\u5e94\u7528\u7a0b\u5e8f\u7684\u7279\u5b9a\u670d\u52a1\u6307\u6807<\/li>\n<li>\u4e9a\u6d32\u5e02\u573a\u7684\u5185\u5bb9\u5206\u53d1\u6a21\u5f0f<\/li>\n<li>\u65e5\u672c\u8bbe\u5907\u7684\u79fb\u52a8\u6d41\u91cf\u5206\u6790<\/li>\n<\/ul>\n<\/li>\n<li>\u7cfb\u7edf\u8d44\u6e90\u5173\u8054\n<ul>\n<li>\u65e5\u672c\u9ad8\u5cf0\u65f6\u6bb5\u7684CPU\u4f7f\u7528\u6a21\u5f0f<\/li>\n<li>\u8de8\u65f6\u533a\u7684\u5185\u5b58\u6d88\u8017\u8d8b\u52bf<\/li>\n<li>\u9ad8\u901f\u5b58\u50a8\u7684I\/O\u6027\u80fd\u6307\u6807<\/li>\n<li>\u7f51\u7edc\u63a5\u53e3\u9971\u548c\u5206\u6790<\/li>\n<li>\u865a\u62df\u673a\u8d44\u6e90\u5206\u914d\u6a21\u5f0f<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2><strong>\u9ad8\u7ea7\u7f13\u89e3\u7b56\u7565<\/strong><\/h2>\n<p>\u5de5\u7a0b\u7a33\u5065\u7684\u89e3\u51b3\u65b9\u6848\u9700\u8981\u5b9e\u65bd\u9488\u5bf9\u65e5\u672c\u7f51\u7edc\u6761\u4ef6\u4f18\u5316\u7684\u591a\u5c42\u9632\u5fa1\uff1a<\/p>\n<ul>\n<li>\u901a\u8fc7iptables\u5b9e\u73b0\u590d\u6742\u89c4\u5219\u7684\u901f\u7387\u9650\u5236\uff1a\n<pre><code>\r\niptables -A INPUT -p tcp --dport 80 -m limit --limit 25\/minute --limit-burst 100 -j ACCEPT\r\niptables -A INPUT -p tcp --dport 443 -m limit --limit 30\/minute --limit-burst 150 -j ACCEPT\r\n        <\/code><\/pre>\n<\/li>\n<li>\u5b9e\u65bd\u8003\u8651\u533a\u57df\u56e0\u7d20\u7684\u667a\u80fd\u6d41\u91cf\u6574\u5f62\uff1a\n<pre><code>\r\ntc qdisc add dev eth0 root handle 1: htb default 10\r\ntc class add dev eth0 parent 1: classid 1:1 htb rate 100mbit ceil 100mbit\r\ntc filter add dev eth0 protocol ip parent 1: prio 1 u32 match ip dst 192.168.1.0\/24 flowid 1:10\r\n        <\/code><\/pre>\n<\/li>\n<li>\u9ad8\u7ea7DDoS\u9632\u62a4\u89c4\u5219\uff1a\n<pre><code>\r\niptables -A INPUT -p tcp --syn -m limit --limit 1\/s --limit-burst 3 -j ACCEPT\r\niptables -A INPUT -p tcp --syn -j DROP\r\niptables -A INPUT -p icmp -m limit --limit 1\/s --limit-burst 1 -j ACCEPT\r\n        <\/code><\/pre>\n<\/li>\n<\/ul>\n<h2><strong>\u5b9e\u65f6\u76d1\u63a7\u5b9e\u65bd<\/strong><\/h2>\n<p>\u5efa\u7acb\u5168\u9762\u7684\u76d1\u63a7\u7cfb\u7edf\u9700\u8981\u90e8\u7f72\u9002\u5e94\u65e5\u672c\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u7684\u7279\u5b9a\u5de5\u5177\u548c\u534f\u8bae\uff1a<\/p>\n<ul>\n<li>\u914d\u7f6e\u65e5\u672c\u65f6\u533a\u8bbe\u7f6e\u7684Prometheus\u6307\u6807\u6536\u96c6<\/li>\n<li>\u5e26\u672c\u5730\u5316\u4eea\u8868\u677f\u7684Grafana\u53ef\u89c6\u5316<\/li>\n<li>\u652f\u6301\u591a\u8bed\u8a00\u7684ELK\u5806\u6808\u65e5\u5fd7\u5206\u6790<\/li>\n<li>\u57fa\u4e8e\u533a\u57df\u6d41\u91cf\u6a21\u5f0f\u7684\u81ea\u5b9a\u4e49\u544a\u8b66\u9608\u503c<\/li>\n<li>\u5177\u5907\u4e9a\u592a\u8def\u7531\u611f\u77e5\u7684\u7f51\u7edc\u6d41\u91cf\u5206\u6790\u5de5\u5177<\/li>\n<\/ul>\n<p>\u8003\u8651\u4ee5\u4e0b\u5e26\u533a\u57df\u4f18\u5316\u7684\u76d1\u63a7\u914d\u7f6e\u793a\u4f8b\uff1a<\/p>\n<pre><code>\r\n# prometheus.yml\r\nglobal:\r\n  scrape_interval: 15s\r\n  evaluation_interval: 15s\r\n  external_labels:\r\n    region: 'japan-east'\r\n    datacenter: 'tokyo-1'\r\n\r\nscrape_configs:\r\n  - job_name: 'bandwidth_monitor'\r\n    scrape_interval: 10s\r\n    static_configs:\r\n      - targets: ['localhost:9100']\r\n    metric_relabel_configs:\r\n      - source_labels: [interface]\r\n        regex: eth0\r\n        action: keep\r\n  - job_name: 'apac_traffic'\r\n    scrape_interval: 5s\r\n    static_configs:\r\n      - targets: ['apac-monitor:9090']\r\n<\/code><\/pre>\n<h2><strong>\u9884\u9632\u63aa\u65bd\u548c\u6700\u4f73\u5b9e\u8df5<\/strong><\/h2>\n<ol>\n<li>\u57fa\u7840\u8bbe\u65bd\u4f18\u5316\n<ul>\n<li>\u9488\u5bf9\u4e9a\u592a\u6d41\u91cf\u7684\u8d1f\u8f7d\u5747\u8861\u5668\u914d\u7f6e\u5fae\u8c03<\/li>\n<li>\u9488\u5bf9\u65e5\u672c\u5185\u5bb9\u7684CDN\u5b9e\u65bd\u53ca\u9002\u5f53\u7684\u7f13\u5b58\u7b56\u7565<\/li>\n<li>\u8de8\u4e9a\u6d32\u6570\u636e\u4e2d\u5fc3\u7684\u5730\u7406\u6d41\u91cf\u5206\u5e03<\/li>\n<li>\u57fa\u4e8e\u533a\u57df\u4f7f\u7528\u6a21\u5f0f\u7684\u5e26\u5bbd\u5206\u914d<\/li>\n<li>\u7528\u4e8e\u6539\u5584\u5b89\u5168\u63a7\u5236\u7684\u7f51\u7edc\u5206\u6bb5<\/li>\n<\/ul>\n<\/li>\n<li>\u5b89\u5168\u534f\u8bae\n<ul>\n<li>\u7b26\u5408\u65e5\u672c\u6807\u51c6\u7684\u5b9a\u671f\u5b89\u5168\u5ba1\u8ba1<\/li>\n<li>\u5305\u542b\u533a\u57dfIP\u8303\u56f4\u7684\u66f4\u65b0\u9632\u706b\u5899\u89c4\u5219<\/li>\n<li>\u4e0e\u672c\u5730\u63d0\u4f9b\u5546\u96c6\u6210\u7684DDoS\u7f13\u89e3\u670d\u52a1<\/li>\n<li>\u652f\u6301\u65e5\u672cCA\u7684SSL\/TLS\u8bc1\u4e66\u7ba1\u7406<\/li>\n<li>\u8003\u8651\u5730\u7406\u56e0\u7d20\u7684\u8bbf\u95ee\u63a7\u5236\u5217\u8868<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2><strong>\u5e94\u6025\u54cd\u5e94\u6d41\u7a0b<\/strong><\/h2>\n<p>\u5f53\u53d1\u751f\u5e26\u5bbd\u9971\u548c\u65f6\uff0c\u9075\u5faa\u4ee5\u4e0b\u9488\u5bf9\u65e5\u672c\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4f18\u5316\u7684\u6280\u672f\u54cd\u5e94\u5de5\u4f5c\u6d41\uff1a<\/p>\n<ol>\n<li>\u521d\u6b65\u8bc4\u4f30\n<pre><code>\r\nnetstat -ntu | awk '{print $5}' | cut -d: -f1 | sort | uniq -c | sort -n\r\ntcpdump -i any -nn 'tcp[tcpflags] & (tcp-syn) != 0' -c 1000\r\n        <\/code><\/pre>\n<\/li>\n<li>\u6d41\u91cf\u5206\u6790\n<pre><code>\r\ntcpdump -i eth0 -nn 'tcp[tcpflags] & (tcp-syn) != 0'\r\nnetstat -ant | awk '{print $6}' | sort | uniq -c | sort -n\r\n        <\/code><\/pre>\n<\/li>\n<li>\u5b9e\u65bd\u5bf9\u7b56\n<pre><code>\r\n# \u963b\u6b62\u53ef\u7591IP\u8303\u56f4\r\niptables -A INPUT -s {suspicious_ip} -j DROP\r\n# \u542f\u7528SYN\u6d2a\u6c34\u4fdd\u62a4\r\nsysctl -w net.ipv4.tcp_syncookies=1\r\n        <\/code><\/pre>\n<\/li>\n<\/ol>\n<h2><strong>\u7ed3\u8bba\u548c\u6280\u672f\u5efa\u8bae<\/strong><\/h2>\n<p>\u65e5\u672c\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4e2d\u7684\u5e26\u5bbd\u9971\u548c\u95ee\u9898\u9700\u8981\u91c7\u7528\u8003\u8651\u5168\u7403\u5b89\u5168\u6807\u51c6\u548c\u672c\u5730\u6280\u672f\u8981\u6c42\u7684\u590d\u6742\u65b9\u6cd5\u3002\u6210\u529f\u7684\u5173\u952e\u5728\u4e8e\u5b9e\u65bd\u8003\u8651\u65e5\u672c\u72ec\u7279\u4e92\u8054\u7f51\u57fa\u7840\u8bbe\u65bd\u7684\u5f3a\u5927\u76d1\u63a7\u7cfb\u7edf\uff0c\u7ef4\u62a4\u7b26\u5408\u5f53\u5730\u6cd5\u89c4\u7684\u6700\u65b0\u5b89\u5168\u534f\u8bae\uff0c\u4ee5\u53ca\u5efa\u7acb\u8003\u8651\u65e5\u672c\u5e02\u573a\u7279\u5b9a\u6311\u6218\u7684\u660e\u786e\u54cd\u5e94\u7a0b\u5e8f\u3002\u901a\u8fc7\u5229\u7528\u5148\u8fdb\u7684\u6d41\u91cf\u5206\u6790\u5de5\u5177\u5e76\u5728\u8003\u8651\u672c\u5730\u6280\u672f\u6807\u51c6\u7684\u540c\u65f6\u4fdd\u6301\u8b66\u60d5\u7684\u5b89\u5168\u5b9e\u8df5\uff0c\u56e2\u961f\u53ef\u4ee5\u6709\u6548\u7ba1\u7406\u5e26\u5bbd\u4f7f\u7528\uff0c\u540c\u65f6\u786e\u4fdd\u6700\u4f73\u7684\u670d\u52a1\u5668\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002<\/p>\n<p>\u4e3a\u4e86\u5728\u65e5\u672c\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4e2d\u5b9e\u73b0\u6700\u4f73\u7684\u670d\u52a1\u5668\u5b89\u5168\u6027\u548c\u6027\u80fd\uff0c\u9700\u8981\u5b9e\u65bd\u5168\u9762\u7684\u76d1\u63a7\u89e3\u51b3\u65b9\u6848\uff0c\u7ed3\u5408\u8003\u8651\u672c\u5730\u6d41\u91cf\u6a21\u5f0f\u548c\u76d1\u7ba1\u8981\u6c42\u7684\u81ea\u52a8\u54cd\u5e94\u7cfb\u7edf\u3002\u5b9a\u671f\u7684\u5b89\u5168\u5ba1\u8ba1\u3001\u6d41\u91cf\u6a21\u5f0f\u5206\u6790\u548c\u57fa\u7840\u8bbe\u65bd\u4f18\u5316\u5bf9\u4e8e\u7ef4\u6301\u53ef\u9760\u7684\u670d\u52a1\u4ea4\u4ed8\u548c\u9632\u8303\u6f5c\u5728\u5a01\u80c1\u81f3\u5173\u91cd\u8981\uff0c\u540c\u65f6\u8981\u670d\u52a1\u597d\u8fd9\u4e2a\u5168\u7403\u6700\u5177\u9700\u6c42\u7684\u6570\u5b57\u5e02\u573a\u4e4b\u4e00\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u7ba1\u7406\u65e5\u672c\u670d\u52a1\u5668\u65f6\uff0c\u9047\u5230\u5e26\u5bbd\u5b8c\u5168\u9971\u548c\u7684\u60c5\u51b5\u53ef\u80fd\u4f1a\u7acb\u5373\u5f15\u53d1\u5bf9\u6f5c\u5728DDoS\u653b\u51fb\u7684\u62c5\u5fe7\u3002\u7136\u800c\uff0c\u5e26\u5bbd\u9971\u548c\u5e76\u4e0d\u603b\u662f\u610f\u5473\u7740\u6076\u610f\u6d3b\u52a8\u3002\u4f5c\u4e3a\u5728\u65e5\u672c\u8fd9\u4e2a\u72ec\u7279\u7684\u4e92\u8054\u7f51\u73af\u5883\u4e2d\u7ba1\u7406\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u7684\u6280\u672f\u4e13\u4e1a\u4eba\u5458\uff0c\u7406\u89e3\u6b63\u5e38\u6d41\u91cf\u5cf0\u503c\u548c\u5b89\u5168\u5a01\u80c1\u4e4b\u95f4\u7684\u7ec6\u5fae\u5dee\u522b\u5bf9\u4e8e\u7ef4\u6301\u670d\u52a1\u5668\u6700\u4f73\u6027\u80fd\u548c\u786e\u4fdd\u5168\u7403\u6700\u8fde\u901a\u5e02\u573a\u4e4b\u4e00\u7684\u4e1a\u52a1\u8fde\u7eed\u6027\u81f3\u5173\u91cd\u8981\u3002 \u5e26\u5bbd\u9971\u548c\u7684\u5e38\u89c1\u539f\u56e0 \u5728\u5224\u65ad\u662f\u5426\u906d\u53d7\u653b\u51fb\u4e4b\u524d\uff0c\u8ba9\u6211\u4eec\u5148\u6765\u68c0\u67e5\u5728\u65e5\u672c\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4e0b\u53ef\u80fd\u5bfc\u81f4\u670d\u52a1\u5668\u5e26\u5bbd\u8dd1\u6ee1\u7684\u5178\u578b\u573a\u666f\uff1a \u75c5\u6bd2\u5185\u5bb9\u6216\u8425\u9500\u6d3b\u52a8\u5bfc\u81f4\u7684\u7a81\u53d1\u6d41\u91cf\uff0c\u5c24\u5176\u662f\u5728\u65e5\u672c\u91cd\u5927\u8282\u65e5\u6216\u5e86\u5178\u671f\u95f4 CDN\u53cd\u5411\u4ee3\u7406\u914d\u7f6e\u9519\u8bef\uff0c\u7279\u522b\u662f\u5728\u591a\u533a\u57df\u4e9a\u6d32CDN\u8bbe\u7f6e\u4e2d \u5927\u89c4\u6a21\u6587\u4ef6\u5206\u53d1\u64cd\u4f5c\uff0c\u5728\u6e38\u620f\u548c\u5a92\u4f53\u5185\u5bb9\u4f20\u8f93\u4e2d\u8f83\u4e3a\u5e38\u89c1 \u9ad8\u5cf0\u65f6\u6bb5\u7684\u5907\u4efd\u8fdb\u7a0b\uff0c\u7279\u522b\u662f\u5728\u8425\u4e1a\u65e5\u7ed3\u675f\u65f6\u7684\u4e1a\u52a1\u64cd\u4f5c\u671f\u95f4 \u8d44\u6e90\u5bc6\u96c6\u578b\u5e94\u7528\uff0c\u5305\u62ec\u5b9e\u65f6\u6d41\u5a92\u4f53\u548c\u7269\u8054\u7f51\u6570\u636e\u5904\u7406 \u91cd\u5927\u5728\u7ebf\u8d2d\u7269\u6d3b\u52a8\uff0c\u5982\u65e5\u672c\u4e9a\u9a6c\u900aPrime Day\u6216\u4e50\u5929\u7279\u5356 \u70ed\u95e8\u6e38\u620f\u53d1\u5e03\u6216\u66f4\u65b0\uff0c\u8003\u8651\u5230\u65e5\u672c\u5e9e\u5927\u7684\u6e38\u620f\u5e02\u573a \u76f4\u64ad\u6d3b\u52a8\u548c\u865a\u62df\u6f14\u5531\u4f1a\uff0c\u8fd9\u5728\u65e5\u672c\u7279\u522b\u53d7\u6b22\u8fce \u8bc6\u522b\u653b\u51fb\u6a21\u5f0f\u4e0e\u6b63\u5e38\u6d41\u91cf \u5bf9\u6d41\u91cf\u6a21\u5f0f\u7684\u6280\u672f\u5206\u6790\u63ed\u793a\u4e86\u533a\u5206\u5408\u6cd5\u4f7f\u7528\u548c\u653b\u51fb\u5411\u91cf\u7684\u660e\u663e\u7279\u5f81\uff0c\u8fd9\u5728\u65e5\u672c\u9ad8\u901f\u7f51\u7edc\u73af\u5883\u4e2d\u5c24\u4e3a\u91cd\u8981\uff1a IPv4\u548cIPv6\u6d41\u91cf\u7684\u534f\u8bae\u5206\u5e03\u5f02\u5e38 \u5730\u7406\u6d41\u91cf\u6765\u6e90\u6a21\u5f0f\uff0c\u7279\u522b\u5173\u6ce8\u4e9a\u592a\u5730\u533a\u5206\u5e03 \u8bf7\u6c42\u9891\u7387\u548c\u65f6\u95f4\uff0c\u9700\u8003\u8651\u65e5\u672c\u8425\u4e1a\u65f6\u95f4\u548c\u4f7f\u7528\u9ad8\u5cf0\u671f \u6570\u636e\u5305\u5927\u5c0f\u5206\u5e03\u548c\u534f\u8bae\u7279\u5b9a\u7279\u5f81 \u65e5\u672c\u7f51\u7edc\u670d\u52a1\u7279\u6709\u7684\u7b2c7\u5c42\u5e94\u7528\u6a21\u5f0f SSL\/TLS\u63e1\u624b\u6a21\u5f0f\u548c\u8bc1\u4e66\u9a8c\u8bc1\u8bf7\u6c42 DNS\u67e5\u8be2\u6a21\u5f0f\u548c\u89e3\u6790\u8bf7\u6c42 API\u7f51\u5173\u6d41\u91cf\u5206\u5e03\u548c\u5fae\u670d\u52a1\u901a\u4fe1\u6a21\u5f0f 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