{"id":36361,"date":"2025-05-09T12:30:56","date_gmt":"2025-05-09T04:30:56","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/36361.html"},"modified":"2025-05-09T12:30:56","modified_gmt":"2025-05-09T04:30:56","slug":"%e6%99%ae%e9%80%9a%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%92%8c%e9%ab%98%e9%98%b2%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%9a%84%e5%8c%ba%e5%88%ab%ef%bc%88%e6%99%ae%e9%80%9a%e6%9c%8d%e5%8a%a1%e5%99%a8%e9%ab%98%e4%bb%bf","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/36361.html","title":{"rendered":"\u666e\u901a\u670d\u52a1\u5668\u548c\u9ad8\u9632\u670d\u52a1\u5668\u7684\u533a\u522b\uff08\u666e\u901a\u670d\u52a1\u5668\u9ad8\u4eff\u914d\u7f6e\uff09"},"content":{"rendered":"<h3><span style=\"color:#0d0016\">\u4e00\u3001\u5173\u952e\u5dee\u5f02<\/span><\/h3>\n<h5>1.1 \u5b89\u5168\u6027<\/h5>\n<ul>\n<li>\u9ad8\u9632\u670d\u52a1\u5668&#xff1a;\u4e13\u95e8\u8bbe\u8ba1\u7528\u4e8e\u62b5\u5fa1\u5404\u79cd\u7f51\u7edc\u653b\u51fb&#xff0c;\u5c24\u5176\u662f\u5206\u5e03\u5f0f\u62d2\u7edd\u670d\u52a1&#xff08;DDoS&#xff09;\u653b\u51fb\u3002\u5b83\u901a\u5e38\u914d\u5907\u4e86\u5f3a\u5927\u7684\u9632\u706b\u5899\u548c\u6d41\u91cf\u6e05\u6d17\u65b9\u6848&#xff0c;\u80fd\u6709\u6548\u8fc7\u6ee4\u6076\u610f\u6d41\u91cf\u3002<\/li>\n<li>\u666e\u901a\u670d\u52a1\u5668&#xff1a;\u867d\u7136\u4e5f\u53ef\u4ee5\u914d\u7f6e\u5b89\u5168\u63aa\u65bd&#xff0c;\u4f46\u901a\u5e38\u4e0d\u5177\u5907\u9ad8\u9632\u670d\u52a1\u5668\u7684\u5f3a\u5927\u9632\u5fa1\u80fd\u529b&#xff0c;\u53ef\u80fd\u66f4\u5bb9\u6613\u53d7\u5230\u653b\u51fb\u3002<\/li>\n<\/ul>\n<h5>1.2 \u9632\u62a4\u80fd\u529b<\/h5>\n<ul>\n<li>\u9ad8\u9632\u670d\u52a1\u5668&#xff1a;\u5177\u5907\u81ea\u52a8\u68c0\u6d4b\u548c\u9632\u5fa1\u6076\u610f\u6d41\u91cf\u7684\u80fd\u529b&#xff0c;\u80fd\u591f\u5728\u653b\u51fb\u53d1\u751f\u65f6\u8fc5\u901f\u505a\u51fa\u53cd\u5e94&#xff0c;\u4fdd\u969c\u670d\u52a1\u7684\u6301\u7eed\u6027\u548c\u53ef\u9760\u6027\u3002<\/li>\n<li>\u666e\u901a\u670d\u52a1\u5668&#xff1a;\u901a\u5e38\u6ca1\u6709\u90a3\u4e48\u9ad8\u7ea7\u7684\u9632\u62a4\u529f\u80fd&#xff0c;\u9762\u5bf9\u653b\u51fb\u65f6\u53ef\u80fd\u4f1a\u51fa\u73b0\u5b95\u673a\u6216\u670d\u52a1\u4e2d\u65ad\u7684\u98ce\u9669\u3002<\/li>\n<\/ul>\n<h5>1.3\u00a0\u6027\u80fd<\/h5>\n<ul>\n<li>\u9ad8\u9632\u670d\u52a1\u5668&#xff1a;\u867d\u7136\u8bbe\u8ba1\u4e0a\u53ef\u80fd\u4f1a\u7a0d\u5fae\u727a\u7272\u4e00\u4e9b\u6027\u80fd\u4ee5\u52a0\u5f3a\u5b89\u5168\u6027&#xff0c;\u4f46\u4ecd\u7136\u80fd\u4fdd\u6301\u8f83\u9ad8\u7684\u670d\u52a1\u6027\u80fd&#xff0c;\u80fd\u591f\u5904\u7406\u5927\u91cf\u5408\u6cd5\u6d41\u91cf\u3002<\/li>\n<li>\u666e\u901a\u670d\u52a1\u5668&#xff1a;\u6027\u80fd\u6ce2\u52a8\u8f83\u5927&#xff0c;\u5c24\u5176\u662f\u5728\u53d7\u5230\u653b\u51fb\u65f6&#xff0c;\u53ef\u80fd\u5bfc\u81f4\u54cd\u5e94\u901f\u5ea6\u53d8\u6162\u3002<\/li>\n<\/ul>\n<h5>1.4 \u7528\u9014<\/h5>\n<ul>\n<li>\u9ad8\u9632\u670d\u52a1\u5668&#xff1a;\u9002\u5408\u9700\u8981\u9ad8\u5b89\u5168\u6027\u7684\u7f51\u7ad9\u6216\u5e94\u7528&#xff0c;\u6bd4\u5982\u91d1\u878d\u3001\u5728\u7ebf\u6e38\u620f\u3001\u7535\u5b50\u5546\u52a1\u7b49\u884c\u4e1a\u3002<\/li>\n<li>\u666e\u901a\u670d\u52a1\u5668&#xff1a;\u9002\u5408\u4e00\u822c\u7528\u9014&#xff0c;\u5982\u5c0f\u578b\u7f51\u7ad9\u3001\u4e2a\u4eba\u9879\u76ee\u6216\u4f4e\u6d41\u91cf\u7684\u5e94\u7528\u3002<\/li>\n<\/ul>\n<p class=\"img-center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"474\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250509043054-681d84fedc0ad.png\" width=\"662\" \/><\/p>\n<h3><span style=\"color:#0d0016\">\u4e8c\u3001\u5982\u4f55\u8ba9\u81ea\u5df1\u7684\u670d\u52a1\u5668\u914d\u7f6e\u6210\u6b21\u7ea7\u9ad8\u4eff\u670d\u52a1\u5668&#xff1f;<\/span><\/h3>\n<h5>2.1 \u5b89\u88c5\u548c\u914d\u7f6e\u9632\u706b\u5899<\/h5>\n<ul>\n<li>\u4f7f\u7528\u786c\u4ef6\u9632\u706b\u5899\u6216\u8f6f\u4ef6\u9632\u706b\u5899&#xff08;\u5982 iptables\u3001pf\u3001firewalld&#xff09;\u6765\u63a7\u5236\u8fdb\u51fa\u7f51\u7edc\u6d41\u91cf\u3002\u914d\u7f6e\u89c4\u5219\u4ee5\u5141\u8bb8\u5408\u6cd5\u6d41\u91cf&#xff0c;\u5c01\u9501\u53ef\u7591\u6216\u6076\u610f\u6d41\u91cf\u3002<\/li>\n<li>a Linux&#xff08;\u4f7f\u7528iptables\u793a\u4f8b&#xff09;&#xff1a;<\/li>\n<\/ul>\n<p># \u5141\u8bb8\u5df2\u5efa\u7acb\u548c\u76f8\u5173\u7684\u8fde\u63a5<br \/>\niptables -A INPUT -m state &#8211;state ESTABLISHED,RELATED -j ACCEPT<br \/>\n# \u5141\u8bb8SSH\u8fde\u63a5&#xff08;\u7aef\u53e322&#xff09;<br \/>\niptables -A INPUT -p tcp &#8211;dport 22 -j ACCEPT<br \/>\n# \u5141\u8bb8HTTP&#xff08;\u7aef\u53e380&#xff09;\u548cHTTPS&#xff08;\u7aef\u53e3443&#xff09;<br \/>\niptables -A INPUT -p tcp &#8211;dport 80 -j ACCEPT<br \/>\niptables -A INPUT -p tcp &#8211;dport 443 -j ACCEPT<br \/>\n# \u62d2\u7edd\u6240\u6709\u5176\u4ed6\u6d41\u91cf<br \/>\niptables -A INPUT -j DROP <\/p>\n<ul>\n<li>\n<h5>b \u4fdd\u5b58\u8bbe\u7f6e&#xff1a;<\/h5>\n<\/li>\n<\/ul>\n<p>iptables-save &gt; \/etc\/iptables\/rules.v4 <\/p>\n<h5>2.2 \u4f7f\u7528DDos\u9632\u62a4\u670d\u52a1<\/h5>\n<ul>\n<li>\u8003\u8651\u4f7f\u7528\u7b2c\u4e09\u65b9DDoS\u9632\u62a4\u670d\u52a1&#xff08;\u5982\u963f\u91cc\u7b49&#xff09;\u3002\u8fd9\u4e9b\u670d\u52a1\u53ef\u4ee5\u5728\u6d41\u91cf\u5230\u8fbe\u4f60\u7684\u670d\u52a1\u5668\u4e4b\u524d&#xff0c;\u6e05\u6d17\u5e76\u8fc7\u6ee4\u6389\u6076\u610f\u8bf7\u6c42\u3002<\/li>\n<li>\u6309\u7167\u5382\u5546\u7684\u6307\u5f15\u8fdb\u884c\u64cd\u4f5c&#xff0c;\u5c06\u57df\u540d\u89e3\u6790\u6307\u5411\u4ed6\u4eec\u7684\u9632\u62a4\u7f51\u7edc\u3002<\/li>\n<\/ul>\n<h5>2.3 \u4f7f\u7528\u6d41\u91cf\u76d1\u63a7<\/h5>\n<ul>\n<li>\u901a\u8fc7\u6d41\u91cf\u76d1\u63a7\u5de5\u5177&#xff08;\u5982Nagios\u3001Zabbix\u7b49&#xff09;\u76d1\u63a7\u7f51\u7edc\u6d41\u91cf&#xff0c;\u53ca\u65f6\u53d1\u73b0\u5f02\u5e38\u6d3b\u52a8\u3002\u6839\u636e\u5386\u53f2\u6d41\u91cf\u6570\u636e\u8bc6\u522b\u6b63\u5e38\u7684\u6d41\u91cf\u6a21\u5f0f\u4e0e\u6f5c\u5728\u7684\u653b\u51fb\u6a21\u5f0f\u3002<\/li>\n<li>\u5b89\u88c5Nagios\/Zabbix&#xff1a;<\/li>\n<\/ul>\n<p># \u5bf9\u4e8eNagios<br \/>\nsudo apt-get install nagios3<br \/>\n# \u5bf9\u4e8eZabbix<br \/>\nsudo apt-get install zabbix-server-mysql zabbix-frontend-php <\/p>\n<h5>2.4 \u5b89\u88c5\u5165\u4fb5\u68c0\u6d4b\u7cfb\u7edf&#xff08;IDS&#xff09;<\/h5>\n<ul>\n<li>\u5728\u670d\u52a1\u5668\u4e0a\u5b89\u88c5\u5165\u4fb5\u68c0\u6d4b\u7cfb\u7edf&#xff08;\u5982OSSEC\u3001Snort\u7b49&#xff09;&#xff0c;\u53ef\u5b9e\u65f6\u76d1\u63a7\u5e76\u62a5\u544a\u53ef\u7591\u6d3b\u52a8\u3002<\/li>\n<li>\u540e\u9762\u4f1a\u4e13\u95e8\u5199\u4e00\u7bc7linux\u5b89\u88c5IDS&#xff08;Snort&#xff09;<\/li>\n<\/ul>\n<h5>2.5 \u4f7f\u7528\u9ad8\u5b89\u5168\u6027\u64cd\u4f5c\u7cfb\u7edf<\/h5>\n<ul>\n<li>\u5b9a\u671f\u66f4\u65b0\u64cd\u4f5c\u7cfb\u7edf\u548c\u5e94\u7528\u8f6f\u4ef6&#xff0c;\u786e\u4fdd\u8865\u4e01\u548c\u5b89\u5168\u66f4\u65b0\u5230\u4f4d\u3002<\/li>\n<li>\u79fb\u9664\u4e0d\u5fc5\u8981\u7684\u670d\u52a1\u548c\u5e94\u7528&#xff0c;\u51cf\u5c11\u6f5c\u5728\u7684\u653b\u51fb\u9762\u3002<\/li>\n<li>\u79fb\u9664\u4e0d\u5fc5\u8981\u7684\u670d\u52a1&#xff1a;<\/li>\n<li> # \u4f7f\u7528systemctl\u67e5\u770b\u8fd0\u884c\u7684\u670d\u52a1<br \/>\nsystemctl list-unit-files &#8211;type&#061;service<br \/>\n# \u505c\u6b62\u5e76\u7981\u7528\u4e0d\u9700\u8981\u7684\u670d\u52a1<br \/>\nsudo systemctl stop &lt;service_name&gt;<br \/>\nsudo systemctl disable &lt;service_name&gt; <\/li>\n<\/ul>\n<h5>2.6 \u5e94\u7528\u5c42\u5b89\u5168\u9632\u62a4<\/h5>\n<ul>\n<li>\u5bf9\u7f51\u7ad9\u6216\u5e94\u7528\u5b9e\u65bd\u5b89\u5168\u63aa\u65bd&#xff0c;\u5982\u4f7f\u7528WAF&#xff08;Web\u5e94\u7528\u9632\u706b\u5899&#xff09;&#xff0c;\u53ef\u4ee5\u8fc7\u6ee4\u548c\u76d1\u63a7HTTP\u8bf7\u6c42&#xff0c;\u9632\u6b62\u5e38\u89c1\u653b\u51fb&#xff08;\u5982SQL\u6ce8\u5165\u3001XSS\u7b49&#xff09;\u3002<\/li>\n<li>\u5b89\u88c5WAF&#xff08;\u793a\u4f8b\u4f7f\u7528ModSecurity&#xff09;&#xff1a;<\/li>\n<\/ul>\n<p>sudo apt-get install libapache2-mod-security2<br \/>\nsudo a2enmod security2<br \/>\n\u914d\u7f6eModSecurity\u4ee5\u542f\u7528\u57fa\u672c\u7684\u89c4\u5219\u96c6&#xff0c;\u901a\u5e38\u5728\/etc\/modsecurity\/modsecurity.conf\u4e2d\u8fdb\u884c\u914d\u7f6e\u3002 <\/p>\n<h5>2.7 \u9650\u5236\u7cfb\u7edf\u94fe\u63a5\u6570<\/h5>\n<ul>\n<li>\u914d\u7f6e\u7cfb\u7edf\u4ee5\u9650\u5236\u540c\u65f6\u8fde\u63a5\u7684\u6570\u91cf&#xff0c;\u9632\u6b62\u8d44\u6e90\u8017\u5c3d\u653b\u51fb&#xff08;\u5982\u8fde\u63a5\u6d2a\u6c34\u653b\u51fb&#xff09;\u3002<\/li>\n<li>\u4f7f\u7528iptables\u9650\u5236\u8fde\u63a5&#xff1a;<\/li>\n<\/ul>\n<p>iptables -A INPUT -p tcp &#8211;dport 80 -i eth0 -m conntrack &#8211;ctstate NEW -m recent &#8211;set<br \/>\niptables -A INPUT -p tcp &#8211;dport 80 -i eth0 -m conntrack &#8211;ctstate NEW -m recent &#8211;update &#8211;seconds 60 &#8211;hitcount 10 -j DROP <\/p>\n<h5>2.8 \u4f7f\u7528\u8d1f\u8f7d\u5747\u8861<\/h5>\n<ul>\n<li>\u90e8\u7f72\u8d1f\u8f7d\u5747\u8861\u8bbe\u5907&#xff08;\u6216\u670d\u52a1&#xff09;&#xff0c;\u53ef\u4ee5\u5c06\u6d41\u91cf\u5206\u6563\u5230\u591a\u53f0\u670d\u52a1\u5668\u4e0a&#xff0c;\u63d0\u9ad8\u7cfb\u7edf\u7684\u53ef\u7528\u6027\u4e0e\u6297\u653b\u51fb\u80fd\u529b\u3002<\/li>\n<li>\u914d\u7f6eNginx\u4f5c\u4e3a\u8d1f\u8f7d\u5747\u8861\u5668&#xff08;\u793a\u4f8b&#xff09;&#xff1a;<\/li>\n<\/ul>\n<p>upstream backend {<br \/>\n    server backend1.example.com;<br \/>\n    server backend2.example.com;<br \/>\n}  <\/p>\n<p>server {<br \/>\n    listen 80;<br \/>\n    location \/ {<br \/>\n        proxy_pass http:\/\/backend;<br \/>\n    }<br \/>\n} <\/p>\n<h5>2.9 \u8bbe\u7f6e\u5907\u4efd or \u5feb\u7167<\/h5>\n<ul>\n<li>\u786e\u4fdd\u5b9a\u671f\u5907\u4efd\u91cd\u8981\u6570\u636e&#xff0c;\u5e76\u5236\u5b9a\u707e\u96be\u6062\u590d\u8ba1\u5212&#xff0c;\u4ee5\u9632\u6b62\u6570\u636e\u4e22\u5931\u6216\u670d\u52a1\u4e2d\u65ad\u3002<\/li>\n<li>\u4f7f\u7528rsync\u8fdb\u884c\u5907\u4efd&#xff1a;<\/li>\n<\/ul>\n<p>rsync -avz \/path\/to\/data \/path\/to\/backup\/ <\/p>\n<ul>\n<li>\u53ef\u4ee5\u8bbe\u7f6ecron\u4efb\u52a1\u5b9a\u671f\u6267\u884c\u5907\u4efd&#xff1a;<\/li>\n<\/ul>\n<p>crontab -e<br \/>\n# \u6dfb\u52a0\u4e00\u6761\u6bcf\u665a2\u70b9\u5907\u4efd\u7684\u4efb\u52a1<br \/>\n0 2 * * * rsync -avz \/path\/to\/data \/path\/to\/backup\/ <\/p>\n<h5>2.10 \u5b89\u5168\u5ba1\u8ba1\u548c\u6e17\u900f\u6d4b\u8bd5\u505a\u5b8c\u5584<\/h5>\n<ul>\n<li>\u5b9a\u671f\u8fdb\u884c\u5b89\u5168\u5ba1\u8ba1\u548c\u6e17\u900f\u6d4b\u8bd5&#xff0c;\u8bc4\u4f30\u7cfb\u7edf\u7684\u5b89\u5168\u6027\u5e76\u53d1\u73b0\u6f5c\u5728\u7684\u8106\u5f31\u70b9\u3002<\/li>\n<\/ul>\n<p class=\"img-center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"300\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250509043055-681d84ff004b8.png\" width=\"635\" \/><\/p>\n<h3><span style=\"color:#0d0016\">\u4e09\u3001\u666e\u901a\u670d\u52a1\u5668\u6309\u7167\u4ee5\u4e0a\u6b65\u9aa4\u914d\u7f6e\u5b8c\u548c\u9ad8\u9632\u670d\u52a1\u5668\u7684\u533a\u522b\u8fd8\u6709\u5417&#xff1f;\u7b54\u6848\u662f\u6709&#xff01;&#xff01;<\/span><\/h3>\n<p>\u5c06\u666e\u901a\u670d\u52a1\u5668\u914d\u7f6e\u4e3a\u9ad8\u9632\u670d\u52a1\u5668\u540e&#xff0c;\u867d\u7136\u53ef\u4ee5\u663e\u8457\u63d0\u5347\u5b89\u5168\u6027\u548c\u6297\u653b\u51fb\u80fd\u529b&#xff0c;\u4f46\u4e0e\u771f\u6b63\u7684\u9ad8\u9632\u670d\u52a1\u5668\u4ecd\u4f1a\u5b58\u5728\u4e00\u4e9b\u533a\u522b\u3002\u4ee5\u4e0b\u662f\u51e0\u70b9\u5173\u952e\u5dee\u5f02&#xff1a;<\/p>\n<h5>3.1\u00a0\u4e13\u4e1a\u786c\u4ef6\u4e0e\u6027\u80fd&#xff1a;<\/h5>\n<ul>\n<li>\u9ad8\u9632\u670d\u52a1\u5668&#xff1a;\u901a\u5e38\u4f7f\u7528\u4e13\u7528\u786c\u4ef6&#xff0c;\u4ee5\u652f\u6301\u9ad8\u6d41\u91cf\u548c\u9ad8\u6027\u80fd\u7684\u5904\u7406&#xff0c;\u5982\u9ad8\u6548\u7684\u8def\u7531\u5668\u548c\u9632\u706b\u5899\u8bbe\u5907&#xff0c;\u80fd\u591f\u5904\u7406\u5927\u89c4\u6a21\u7684DDoS\u653b\u51fb\u6d41\u91cf\u3002<\/li>\n<li>\u914d\u7f6e\u540e\u7684\u666e\u901a\u670d\u52a1\u5668&#xff1a;\u867d\u7136\u9632\u62a4\u63aa\u65bd\u589e\u5f3a&#xff0c;\u4f46\u53ef\u80fd\u4ecd\u4f7f\u7528\u666e\u901a\u7684\u786c\u4ef6\u67b6\u6784&#xff0c;\u5904\u7406\u6781\u7aef\u6d41\u91cf\u7684\u80fd\u529b\u6709\u9650\u3002<\/li>\n<\/ul>\n<h5>3.2 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