{"id":62384,"date":"2025-04-29T12:48:12","date_gmt":"2025-04-29T04:48:12","guid":{"rendered":"https:\/\/fwq.ai\/blog\/62384\/"},"modified":"2025-04-29T12:48:12","modified_gmt":"2025-04-29T04:48:12","slug":"linux%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%ae%89%e5%85%a8%ef%bc%9a%e4%bd%bf%e7%94%a8%e5%91%bd%e4%bb%a4%e4%bf%9d%e6%8a%a4%e4%bd%a0%e7%9a%84%e7%b3%bb%e7%bb%9f-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/62384\/","title":{"rendered":"Linux\u670d\u52a1\u5668\u5b89\u5168\uff1a\u4f7f\u7528\u547d\u4ee4\u4fdd\u62a4\u4f60\u7684\u7cfb\u7edf"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/000\/000\/164\/169414095417743.jpg\" class=\"aligncenter\" title=\"Linux\u670d\u52a1\u5668\u5b89\u5168\uff1a\u4f7f\u7528\u547d\u4ee4\u4fdd\u62a4\u4f60\u7684\u7cfb\u7edf\u63d2\u56fe\" alt=\"Linux\u670d\u52a1\u5668\u5b89\u5168\uff1a\u4f7f\u7528\u547d\u4ee4\u4fdd\u62a4\u4f60\u7684\u7cfb\u7edf\u63d2\u56fe\" \/><\/p>\n<p>Linux\u670d\u52a1\u5668\u5b89\u5168\uff1a\u4f7f\u7528\u547d\u4ee4\u4fdd\u62a4\u4f60\u7684\u7cfb\u7edf<\/p>\n<p>\u6982\u8ff0\uff1a<\/p>\n<p>\u5728\u73b0\u4ee3\u4e92\u8054\u7f51\u65f6\u4ee3\uff0c\u670d\u52a1\u5668\u5b89\u5168\u6210\u4e3a\u4e86\u81f3\u5173\u91cd\u8981\u7684\u8bdd\u9898\u3002\u5bf9\u4e8e\u4f7f\u7528Linux\u64cd\u4f5c\u7cfb\u7edf\u7684\u670d\u52a1\u5668\u6765\u8bf4\uff0c\u6709\u8bb8\u591a\u5f3a\u5927\u7684\u547d\u4ee4\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u4fdd\u62a4\u7cfb\u7edf\u5b89\u5168\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\uff0c\u5e2e\u52a9\u4f60\u63d0\u9ad8Linux\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528\u9632\u706b\u5899\u4fdd\u62a4\u4f60\u7684\u670d\u52a1\u5668<\/li>\n<\/ol>\n<p>\u9632\u706b\u5899\u662f\u4fdd\u62a4\u670d\u52a1\u5668\u514d\u53d7\u672a\u7ecf\u6388\u6743\u8bbf\u95ee\u7684\u9996\u8981\u5de5\u5177\u3002\u5728Linux\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528iptables\u547d\u4ee4\u914d\u7f6e\u548c\u7ba1\u7406\u9632\u706b\u5899\u89c4\u5219\u3002\u4e0b\u9762\u662f\u4e00\u4e9b\u5e38\u7528\u7684iptables\u547d\u4ee4\u793a\u4f8b\uff1a<\/p>\n<ul>\n<li>\u67e5\u770b\u5f53\u524d\u7684\u9632\u706b\u5899\u89c4\u5219\uff1a<\/li>\n<\/ul>\n<pre>iptables -L<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ul>\n<li>\u5141\u8bb8\u7279\u5b9aIP\u8bbf\u95ee\u7aef\u53e380\uff1a<\/li>\n<\/ul>\n<pre>iptables -A INPUT -p tcp --dport 80 -s 192.168.0.1 -j ACCEPT<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ul>\n<li>\u963b\u6b62\u7279\u5b9aIP\u8bbf\u95ee\u7aef\u53e322\uff08SSH\uff09\uff1a<\/li>\n<\/ul>\n<pre>iptables -A INPUT -p tcp --dport 22 -s 192.168.0.2 -j DROP<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u4ee5\u4e0a\u547d\u4ee4\u53ea\u662f\u51e0\u4e2a\u793a\u4f8b\uff0c\u4f60\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u9700\u6c42\u5b9a\u5236\u66f4\u590d\u6742\u7684\u9632\u706b\u5899\u89c4\u5219\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528fail2ban\u9632\u5fa1\u66b4\u529b\u7834\u89e3<\/li>\n<\/ol>\n<p>\u66b4\u529b\u7834\u89e3\u662f\u9ed1\u5ba2\u5e38\u7528\u7684\u653b\u51fb\u624b\u6bb5\u4e4b\u4e00\u3002\u4e3a\u4e86\u9632\u6b62\u66b4\u529b\u7834\u89e3\u653b\u51fb\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528fail2ban\u6765\u76d1\u63a7\u767b\u5f55\u5c1d\u8bd5\u5e76\u81ea\u52a8\u963b\u6b62\u6076\u610fIP\u3002\u4e0b\u9762\u662f\u5728Ubuntu\u4e0a\u5b89\u88c5\u548c\u914d\u7f6efail2ban\u7684\u793a\u4f8b\u547d\u4ee4\uff1a<\/p>\n<ul>\n<li>\u5b89\u88c5fail2ban\uff1a<\/li>\n<\/ul>\n<pre>sudo apt-get update\nsudo apt-get install fail2ban<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ul>\n<li>\u521b\u5efa\u81ea\u5b9a\u4e49\u914d\u7f6e\u6587\u4ef6\uff1a<\/li>\n<\/ul>\n<pre>sudo cp \/etc\/fail2ban\/jail.conf \/etc\/fail2ban\/jail.local<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ul>\n<li>\u7f16\u8f91\u914d\u7f6e\u6587\u4ef6\uff08\u6bd4\u5982\uff0c\u5c06bantime\u4fee\u6539\u4e3a3600\uff09\uff1a<\/li>\n<\/ul>\n<pre>sudo nano \/etc\/fail2ban\/jail.local<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ul>\n<li>\u542f\u52a8fail2ban\u670d\u52a1\uff1a<\/li>\n<\/ul>\n<pre>sudo systemctl start fail2ban\nsudo systemctl enable fail2ban\nsudo systemctl status fail2ban<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u901a\u8fc7\u4ee5\u4e0a\u6b65\u9aa4\uff0cfail2ban\u5c06\u4f1a\u81ea\u52a8\u76d1\u63a7SSH\u767b\u5f55\u5c1d\u8bd5\uff0c\u5982\u679c\u68c0\u6d4b\u5230\u6709\u6076\u610f\u884c\u4e3a\uff0c\u5b83\u5c06\u81ea\u52a8\u963b\u6b62\u8be5IP\u4e00\u6bb5\u65f6\u95f4\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528SSH\u5bc6\u94a5\u767b\u5f55\u800c\u975e\u5bc6\u7801\u767b\u5f55<\/li>\n<\/ol>\n<p>\u4f7f\u7528SSH\u5bc6\u94a5\u767b\u5f55\u53ef\u4ee5\u63d0\u9ad8\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\uff0c\u56e0\u4e3a\u5bc6\u94a5\u8fdc\u6bd4\u5bc6\u7801\u66f4\u96be\u88ab\u7834\u89e3\u3002\u4e0b\u9762\u662f\u4f7f\u7528SSH\u5bc6\u94a5\u767b\u5f55\u7684\u7b80\u5355\u793a\u4f8b\uff1a<\/p>\n<ul>\n<li>\u751f\u6210SSH\u5bc6\u94a5\uff1a<\/li>\n<\/ul>\n<pre>ssh-keygen -t rsa<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ul>\n<li>\u5c06\u516c\u94a5\u590d\u5236\u5230\u670d\u52a1\u5668\uff1a<\/li>\n<\/ul>\n<pre>ssh-copy-id username@your_server_ip<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ul>\n<li>\u4fee\u6539SSH\u914d\u7f6e\u6587\u4ef6\u4ee5\u7981\u7528\u5bc6\u7801\u767b\u5f55\uff1a<\/li>\n<\/ul>\n<pre>sudo nano \/etc\/ssh\/sshd_config<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5728\u8be5\u6587\u4ef6\u4e2d\u627e\u5230PasswordAuthentication\u5e76\u5c06\u5176\u4fee\u6539\u4e3ano\u3002<\/p>\n<ul>\n<li>\u91cd\u65b0\u542f\u52a8SSH\u670d\u52a1\uff1a<\/li>\n<\/ul>\n<pre>sudo systemctl restart sshd<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u73b0\u5728\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528SSH\u5bc6\u94a5\u8fdb\u884c\u767b\u5f55\uff0c\u800c\u65e0\u9700\u8f93\u5165\u5bc6\u7801\u3002<\/p>\n<ol>\n<li>\u66f4\u65b0\u64cd\u4f5c\u7cfb\u7edf\u548c\u8f6f\u4ef6\u5305<\/li>\n<\/ol>\n<p>\u5b9a\u671f\u66f4\u65b0\u64cd\u4f5c\u7cfb\u7edf\u548c\u8f6f\u4ef6\u5305\u662f\u4fdd\u6301\u670d\u52a1\u5668\u5b89\u5168\u6027\u7684\u5173\u952e\u6b65\u9aa4\u3002\u901a\u8fc7\u66f4\u65b0\uff0c\u4f60\u53ef\u4ee5\u83b7\u5f97\u6700\u65b0\u7684\u5b89\u5168\u4fee\u8865\u7a0b\u5e8f\uff0c\u4ee5\u53ca\u65b0\u529f\u80fd\u548c\u6539\u8fdb\u3002\u4e0b\u9762\u662f\u66f4\u65b0Ubuntu\u64cd\u4f5c\u7cfb\u7edf\u548c\u8f6f\u4ef6\u5305\u7684\u793a\u4f8b\u547d\u4ee4\uff1a<\/p>\n<ul>\n<li>\u66f4\u65b0\u8f6f\u4ef6\u5305\u5217\u8868\uff1a<\/li>\n<\/ul>\n<pre>sudo apt-get update<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ul>\n<li>\u66f4\u65b0\u5df2\u5b89\u88c5\u7684\u8f6f\u4ef6\u5305\uff1a<\/li>\n<\/ul>\n<pre>sudo apt-get upgrade<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ul>\n<li>\u66f4\u65b0\u64cd\u4f5c\u7cfb\u7edf\u7248\u672c\uff1a<\/li>\n<\/ul>\n<pre>sudo apt-get dist-upgrade<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li>\u5b9a\u671f\u5907\u4efd\u91cd\u8981\u6570\u636e<\/li>\n<\/ol>\n<p>\u6700\u540e\u4f46\u540c\u6837\u91cd\u8981\u7684\u662f\uff0c\u5b9a\u671f\u5907\u4efd\u670d\u52a1\u5668\u4e0a\u7684\u91cd\u8981\u6570\u636e\u3002\u5728\u9047\u5230\u9ed1\u5ba2\u653b\u51fb\u3001\u786c\u4ef6\u6545\u969c\u6216\u5176\u4ed6\u95ee\u9898\u65f6\uff0c\u5907\u4efd\u53ef\u4ee5\u5e2e\u52a9\u4f60\u6062\u590d\u6570\u636e\u5e76\u51cf\u5c11\u635f\u5931\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528rsync\u547d\u4ee4\u5c06\u6570\u636e\u540c\u6b65\u5230\u8fdc\u7a0b\u670d\u52a1\u5668\u6216\u5916\u90e8\u5b58\u50a8\u8bbe\u5907\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684rsync\u547d\u4ee4\u793a\u4f8b\uff1a<\/p>\n<pre>rsync -avz \/path\/to\/source username@remote_server:\/path\/to\/destination<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u901a\u8fc7\u4ee5\u4e0a\u547d\u4ee4\uff0c\u4f60\u53ef\u4ee5\u5c06\u6e90\u76ee\u5f55\u7684\u5185\u5bb9\u590d\u5236\u5230\u8fdc\u7a0b\u670d\u52a1\u5668\u6216\u6307\u5b9a\u7684\u76ee\u6807\u4f4d\u7f6e\u3002<\/p>\n<p>\u7ed3\u8bba\uff1a<\/p>\n<p>\u4fdd\u62a4Linux\u670d\u52a1\u5668\u7684\u5b89\u5168\u662f\u4e00\u9879\u91cd\u8981\u4e14\u4e0d\u65ad\u6f14\u8fdb\u7684\u4efb\u52a1\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u4ecb\u7ecd\u4e86\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\u548c\u793a\u4f8b\uff0c\u53ef\u4ee5\u5e2e\u52a9\u4f60\u63d0\u9ad8\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u3002\u7136\u800c\uff0c\u670d\u52a1\u5668\u5b89\u5168\u4e0d\u4ec5\u4ec5\u4f9d\u8d56\u4e8e\u547d\u4ee4\u548c\u914d\u7f6e\uff0c\u8fd8\u9700\u8981\u6301\u7eed\u7684\u76d1\u63a7\u548c\u66f4\u65b0\u3002\u8bf7\u786e\u4fdd\u5728\u4fdd\u62a4\u670d\u52a1\u5668\u65f6\u91c7\u53d6\u5176\u4ed6\u5fc5\u8981\u7684\u5b89\u5168\u63aa\u65bd\uff0c\u5e76\u968f\u65f6\u5173\u6ce8\u5b89\u5168\u6700\u4f73\u5b9e\u8df5\u3002<\/p>\n<p>\uff08\u6ce8\uff1a\u4ee5\u4e0a\u793a\u4f8b\u547d\u4ee4\u9002\u7528\u4e8eUbuntu\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5176\u4ed6Linux\u53d1\u884c\u7248\u53ef\u80fd\u6709\u6240\u4e0d\u540c\uff09<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fLinux\u670d\u52a1\u5668\u5b89\u5168\uff1a\u4f7f\u7528\u547d\u4ee4\u4fdd\u62a4\u4f60\u7684\u7cfb\u7edf\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Linux\u670d\u52a1\u5668\u5b89\u5168\uff1a\u4f7f\u7528\u547d\u4ee4\u4fdd\u62a4\u4f60\u7684\u7cfb\u7edf \u6982\u8ff0\uff1a \u5728\u73b0\u4ee3\u4e92\u8054\u7f51\u65f6\u4ee3\uff0c\u670d\u52a1\u5668\u5b89\u5168\u6210\u4e3a\u4e86\u81f3\u5173\u91cd\u8981\u7684\u8bdd\u9898\u3002\u5bf9\u4e8e\u4f7f\u7528Linux\u64cd\u4f5c\u7cfb\u7edf\u7684\u670d\u52a1\u5668\u6765\u8bf4\uff0c\u6709\u8bb8\u591a\u5f3a\u5927\u7684\u547d\u4ee4\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u4fdd\u62a4\u7cfb\u7edf\u5b89\u5168\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\uff0c\u5e2e\u52a9\u4f60\u63d0\u9ad8Linux\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u3002 \u4f7f\u7528\u9632\u706b\u5899\u4fdd\u62a4\u4f60\u7684\u670d\u52a1\u5668 \u9632\u706b\u5899\u662f\u4fdd\u62a4\u670d\u52a1\u5668\u514d\u53d7\u672a\u7ecf\u6388\u6743\u8bbf\u95ee\u7684\u9996\u8981\u5de5\u5177\u3002\u5728Linux\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528iptables\u547d\u4ee4\u914d\u7f6e\u548c\u7ba1\u7406\u9632\u706b\u5899\u89c4\u5219\u3002\u4e0b\u9762\u662f\u4e00\u4e9b\u5e38\u7528\u7684iptables\u547d\u4ee4\u793a\u4f8b\uff1a \u67e5\u770b\u5f53\u524d\u7684\u9632\u706b\u5899\u89c4\u5219\uff1a iptables -L \u767b\u5f55\u540e\u590d\u5236 \u5141\u8bb8\u7279\u5b9aIP\u8bbf\u95ee\u7aef\u53e380\uff1a iptables -A INPUT -p tcp &#8211;dport 80 -s 192.168.0.1 -j ACCEPT \u767b\u5f55\u540e\u590d\u5236 \u963b\u6b62\u7279\u5b9aIP\u8bbf\u95ee\u7aef\u53e322\uff08SSH\uff09\uff1a iptables -A INPUT -p tcp &#8211;dport 22 -s 192.168.0.2 -j DROP \u767b\u5f55\u540e\u590d\u5236 \u4ee5\u4e0a\u547d\u4ee4\u53ea\u662f\u51e0\u4e2a\u793a\u4f8b\uff0c\u4f60\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u9700\u6c42\u5b9a\u5236\u66f4\u590d\u6742\u7684\u9632\u706b\u5899\u89c4\u5219\u3002 \u4f7f\u7528fail2ban\u9632\u5fa1\u66b4\u529b\u7834\u89e3 \u66b4\u529b\u7834\u89e3\u662f\u9ed1\u5ba2\u5e38\u7528\u7684\u653b\u51fb\u624b\u6bb5\u4e4b\u4e00\u3002\u4e3a\u4e86\u9632\u6b62\u66b4\u529b\u7834\u89e3\u653b\u51fb\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528fail2ban\u6765\u76d1\u63a7\u767b\u5f55\u5c1d\u8bd5\u5e76\u81ea\u52a8\u963b\u6b62\u6076\u610fIP\u3002\u4e0b\u9762\u662f\u5728Ubuntu\u4e0a\u5b89\u88c5\u548c\u914d\u7f6efail2ban\u7684\u793a\u4f8b\u547d\u4ee4\uff1a \u5b89\u88c5fail2ban\uff1a sudo apt-get update sudo apt-get install fail2ban \u767b\u5f55\u540e\u590d\u5236 \u521b\u5efa\u81ea\u5b9a\u4e49\u914d\u7f6e\u6587\u4ef6\uff1a sudo cp \/etc\/fail2ban\/jail.conf \/etc\/fail2ban\/jail.local \u767b\u5f55\u540e\u590d\u5236 \u7f16\u8f91\u914d\u7f6e\u6587\u4ef6\uff08\u6bd4\u5982\uff0c\u5c06bantime\u4fee\u6539\u4e3a3600\uff09\uff1a sudo [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-62384","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/62384","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=62384"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/62384\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=62384"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=62384"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=62384"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}