{"id":61711,"date":"2025-04-29T14:29:34","date_gmt":"2025-04-29T06:29:34","guid":{"rendered":"https:\/\/fwq.ai\/blog\/61711\/"},"modified":"2025-04-29T14:29:34","modified_gmt":"2025-04-29T06:29:34","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8%e7%ab%af%e7%82%b9%e5%ae%89%e5%85%a8%e8%a7%a3%e5%86%b3%e6%96%b9%e6%a1%88%e4%bf%9d%e6%8a%a4centos%e7%b3%bb%e7%bb%9f%e5%85%8d%e5%8f%97%e5%a4%96%e9%83%a8%e6%94%bb-3","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/61711\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528\u7aef\u70b9\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u4fdd\u62a4CentOS\u7cfb\u7edf\u514d\u53d7\u5916\u90e8\u653b\u51fb"},"content":{"rendered":"<p>\u5982\u4f55\u4f7f\u7528\u7aef\u70b9\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u4fdd\u62a4centos\u7cfb\u7edf\u514d\u53d7\u5916\u90e8\u653b\u51fb<\/p>\n<p>\u5f15\u8a00\uff1a<br \/>\u5728\u5f53\u4eca\u6570\u5b57\u5316\u65f6\u4ee3\uff0c\u6211\u4eec\u7684\u4fe1\u606f\u548c\u8d44\u4ea7\u9762\u4e34\u7740\u8d8a\u6765\u8d8a\u591a\u7684\u7f51\u7edc\u5b89\u5168\u5a01\u80c1\u3002\u4e3a\u4e86\u4fdd\u62a4\u670d\u52a1\u5668\u548c\u7cfb\u7edf\u514d\u53d7\u5916\u90e8\u653b\u51fb\uff0c\u6211\u4eec\u9700\u8981\u91c7\u53d6\u4e00\u7cfb\u5217\u5b89\u5168\u63aa\u65bd\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528\u7aef\u70b9\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u6765\u4fdd\u62a4CentOS\u7cfb\u7edf\u514d\u53d7\u5916\u90e8\u653b\u51fb\uff0c\u5e76\u63d0\u4f9b\u4ee3\u7801\u793a\u4f8b\u4f9b\u8bfb\u8005\u53c2\u8003\u3002<\/p>\n<p>\u4e00\u3001\u4ec0\u4e48\u662f\u7aef\u70b9\u5b89\u5168\u89e3\u51b3\u65b9\u6848\uff1f<br \/>\u7aef\u70b9\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u662f\u4e00\u79cd\u7ec8\u7aef\u4fdd\u62a4\u63aa\u65bd\uff0c\u65e8\u5728\u4fdd\u62a4\u8ba1\u7b97\u673a\u548c\u670d\u52a1\u5668\u514d\u53d7\u6076\u610f\u8f6f\u4ef6\u3001\u672a\u7ecf\u6388\u6743\u7684\u8bbf\u95ee\u548c\u5176\u4ed6\u7f51\u7edc\u653b\u51fb\u3002\u5b83\u901a\u8fc7\u90e8\u7f72\u5b89\u5168\u8f6f\u4ef6\u6765\u76d1\u63a7\u3001\u68c0\u6d4b\u548c\u963b\u6b62\u6f5c\u5728\u7684\u5a01\u80c1\uff0c\u4ee5\u786e\u4fdd\u7cfb\u7edf\u7684\u5b89\u5168\u6027\u548c\u673a\u5bc6\u6027\u3002<\/p>\n<p>\u4e8c\u3001\u4f7f\u7528\u7aef\u70b9\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u4fdd\u62a4CentOS\u7cfb\u7edf<br \/>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u53ef\u4ee5\u91c7\u53d6\u7684\u5b89\u5168\u63aa\u65bd\uff0c\u4ee5\u4f7f\u7528\u7aef\u70b9\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u6765\u4fdd\u62a4CentOS\u7cfb\u7edf\u514d\u53d7\u5916\u90e8\u653b\u51fb\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<ol>\n<li>\u9632\u706b\u5899\u8bbe\u7f6e<br \/>\u9632\u706b\u5899\u662f\u4fdd\u62a4\u670d\u52a1\u5668\u7684\u7b2c\u4e00\u9053\u9632\u7ebf\u3002\u5728CentOS\u7cfb\u7edf\u4e0a\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528iptables\u547d\u4ee4\u914d\u7f6e\u9632\u706b\u5899\u89c4\u5219\uff0c\u53ea\u5141\u8bb8\u7279\u5b9a\u7684\u7f51\u7edc\u6d41\u91cf\u8fdb\u5165\u670d\u52a1\u5668\u3002\u4e0b\u9762\u7684\u4ee3\u7801\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u8bbe\u7f6e\u9632\u706b\u5899\u89c4\u5219\uff0c\u53ea\u5141\u8bb8SSH\u8fde\u63a5\u548cHTTP\u6d41\u91cf\u8fdb\u5165\u670d\u52a1\u5668\u3002<\/li>\n<\/ol>\n<pre># \u5141\u8bb8SSH\u8fde\u63a5\niptables -A INPUT -p tcp --dport 22 -j ACCEPT\n\n# \u5141\u8bb8HTTP\u6d41\u91cf\niptables -A INPUT -p tcp --dport 80 -j ACCEPT\n\n# \u5176\u4ed6\u6d41\u91cf\u9ed8\u8ba4\u62d2\u7edd\niptables -P INPUT DROP<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li>\u5bc6\u7801\u7b56\u7565\u5f3a\u5316<br \/>\u4f7f\u7528\u5f3a\u5bc6\u7801\u5bf9\u670d\u52a1\u5668\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u662f\u4fdd\u62a4\u7cfb\u7edf\u5b89\u5168\u7684\u91cd\u8981\u63aa\u65bd\u4e4b\u4e00\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539\u5bc6\u7801\u7b56\u7565\u548c\u8981\u6c42\u7528\u6237\u4f7f\u7528\u590d\u6742\u5bc6\u7801\u6765\u52a0\u5f3a\u670d\u52a1\u5668\u767b\u5f55\u7684\u5b89\u5168\u6027\u3002\u4e0b\u9762\u7684\u4ee3\u7801\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u4fee\u6539\u5bc6\u7801\u7b56\u7565\uff0c\u8981\u6c42\u7528\u6237\u5bc6\u7801\u957f\u5ea6\u81f3\u5c11\u4e3a8\u4e2a\u5b57\u7b26\uff0c\u5e76\u5305\u542b\u5927\u5c0f\u5199\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u7279\u6b8a\u5b57\u7b26\u3002<\/li>\n<\/ol>\n<pre># \u4fee\u6539\u5bc6\u7801\u7b56\u7565\nsed -i 's\/password    requisite     pam_pwquality.so enforce-5-8\/password    requisite     pam_pwquality.so enforce=everyone enforce=users users=3 lcredit=-1 ucredit=-1 dcredit=-1 ocredit=-1 minlength=8\/g' \/etc\/pam.d\/system-auth<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li>\u6076\u610f\u8f6f\u4ef6\u4fdd\u62a4<br \/>\u7aef\u70b9\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u8fd8\u53ef\u4ee5\u76d1\u63a7\u548c\u68c0\u6d4b\u6f5c\u5728\u7684\u6076\u610f\u8f6f\u4ef6\uff0c\u5e76\u786e\u4fdd\u670d\u52a1\u5668\u7684\u5b89\u5168\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5f00\u6e90\u7684ClamAV\u8f6f\u4ef6\u6765\u68c0\u6d4b\u548c\u5220\u9664\u6076\u610f\u8f6f\u4ef6\u3002\u4e0b\u9762\u7684\u4ee3\u7801\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u5b89\u88c5\u548c\u4f7f\u7528ClamAV\u8f6f\u4ef6\uff1a<\/li>\n<\/ol>\n<pre># \u5b89\u88c5ClamAV\nyum install clamav\n\n# \u66f4\u65b0\u75c5\u6bd2\u6570\u636e\u5e93\nfreshclam\n\n# \u626b\u63cf\u670d\u52a1\u5668\nclamscan -r \/path\/to\/scan<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li>\u52a0\u5bc6\u6570\u636e\u4f20\u8f93<br \/>\u52a0\u5bc6\u6570\u636e\u4f20\u8f93\u662f\u4fdd\u62a4\u654f\u611f\u4fe1\u606f\u7684\u91cd\u8981\u63aa\u65bd\u4e4b\u4e00\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528SSL\u8bc1\u4e66\u548cHTTPS\u534f\u8bae\u6765\u52a0\u5bc6Web\u670d\u52a1\u5668\u7684\u901a\u4fe1\u3002\u4e0b\u9762\u7684\u4ee3\u7801\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u914d\u7f6eApache\u670d\u52a1\u5668\u4ee5\u4f7f\u7528SSL\u8bc1\u4e66\u548cHTTPS\u534f\u8bae\uff1a<\/li>\n<\/ol>\n<pre># \u5b89\u88c5SSL\u8bc1\u4e66\u548c\u76f8\u5173\u8f6f\u4ef6\nyum install mod_ssl openssl\n\n# \u751f\u6210\u81ea\u7b7e\u540dSSL\u8bc1\u4e66\nopenssl req -new -x509 -days 365 -nodes -out \/etc\/pki\/tls\/certs\/localhost.crt -keyout \/etc\/pki\/tls\/private\/localhost.key\n\n# \u914d\u7f6eApache\u4ee5\u4f7f\u7528SSL\u8bc1\u4e66\nvi \/etc\/httpd\/conf.d\/ssl.conf<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u603b\u7ed3\uff1a<br \/>\u4f7f\u7528\u7aef\u70b9\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u662f\u4fdd\u62a4CentOS\u7cfb\u7edf\u514d\u53d7\u5916\u90e8\u653b\u51fb\u7684\u6709\u6548\u63aa\u65bd\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u4ecb\u7ecd\u4e86\u9632\u706b\u5899\u8bbe\u7f6e\u3001\u5bc6\u7801\u7b56\u7565\u5f3a\u5316\u3001\u6076\u610f\u8f6f\u4ef6\u4fdd\u62a4\u548c\u6570\u636e\u4f20\u8f93\u52a0\u5bc6\u7b49\u5e38\u89c1\u5b89\u5168\u63aa\u65bd\uff0c\u5e76\u63d0\u4f9b\u4e86\u76f8\u5e94\u7684\u4ee3\u7801\u793a\u4f8b\u3002\u901a\u8fc7\u91c7\u53d6\u8fd9\u4e9b\u5b89\u5168\u63aa\u65bd\uff0c\u6211\u4eec\u53ef\u4ee5\u6781\u5927\u5730\u63d0\u9ad8CentOS\u7cfb\u7edf\u7684\u5b89\u5168\u6027\uff0c\u4fdd\u62a4\u670d\u52a1\u5668\u548c\u6570\u636e\u4e0d\u53d7\u5916\u90e8\u653b\u51fb\u7684\u5f71\u54cd\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u4f7f\u7528\u7aef\u70b9\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u4fdd\u62a4CentOS\u7cfb\u7edf\u514d\u53d7\u5916\u90e8\u653b\u51fb\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>\u5982\u4f55\u4f7f\u7528\u7aef\u70b9\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u4fdd\u62a4centos\u7cfb\u7edf\u514d\u53d7\u5916\u90e8\u653b\u51fb \u5f15\u8a00\uff1a\u5728\u5f53\u4eca\u6570\u5b57\u5316\u65f6\u4ee3\uff0c\u6211\u4eec\u7684\u4fe1\u606f\u548c\u8d44\u4ea7\u9762\u4e34\u7740\u8d8a\u6765\u8d8a\u591a\u7684\u7f51\u7edc\u5b89\u5168\u5a01\u80c1\u3002\u4e3a\u4e86\u4fdd\u62a4\u670d\u52a1\u5668\u548c\u7cfb\u7edf\u514d\u53d7\u5916\u90e8\u653b\u51fb\uff0c\u6211\u4eec\u9700\u8981\u91c7\u53d6\u4e00\u7cfb\u5217\u5b89\u5168\u63aa\u65bd\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528\u7aef\u70b9\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u6765\u4fdd\u62a4CentOS\u7cfb\u7edf\u514d\u53d7\u5916\u90e8\u653b\u51fb\uff0c\u5e76\u63d0\u4f9b\u4ee3\u7801\u793a\u4f8b\u4f9b\u8bfb\u8005\u53c2\u8003\u3002 \u4e00\u3001\u4ec0\u4e48\u662f\u7aef\u70b9\u5b89\u5168\u89e3\u51b3\u65b9\u6848\uff1f\u7aef\u70b9\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u662f\u4e00\u79cd\u7ec8\u7aef\u4fdd\u62a4\u63aa\u65bd\uff0c\u65e8\u5728\u4fdd\u62a4\u8ba1\u7b97\u673a\u548c\u670d\u52a1\u5668\u514d\u53d7\u6076\u610f\u8f6f\u4ef6\u3001\u672a\u7ecf\u6388\u6743\u7684\u8bbf\u95ee\u548c\u5176\u4ed6\u7f51\u7edc\u653b\u51fb\u3002\u5b83\u901a\u8fc7\u90e8\u7f72\u5b89\u5168\u8f6f\u4ef6\u6765\u76d1\u63a7\u3001\u68c0\u6d4b\u548c\u963b\u6b62\u6f5c\u5728\u7684\u5a01\u80c1\uff0c\u4ee5\u786e\u4fdd\u7cfb\u7edf\u7684\u5b89\u5168\u6027\u548c\u673a\u5bc6\u6027\u3002 \u4e8c\u3001\u4f7f\u7528\u7aef\u70b9\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u4fdd\u62a4CentOS\u7cfb\u7edf\u4ee5\u4e0b\u662f\u4e00\u4e9b\u53ef\u4ee5\u91c7\u53d6\u7684\u5b89\u5168\u63aa\u65bd\uff0c\u4ee5\u4f7f\u7528\u7aef\u70b9\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u6765\u4fdd\u62a4CentOS\u7cfb\u7edf\u514d\u53d7\u5916\u90e8\u653b\u51fb\u7684\u793a\u4f8b\u4ee3\u7801\uff1a \u9632\u706b\u5899\u8bbe\u7f6e\u9632\u706b\u5899\u662f\u4fdd\u62a4\u670d\u52a1\u5668\u7684\u7b2c\u4e00\u9053\u9632\u7ebf\u3002\u5728CentOS\u7cfb\u7edf\u4e0a\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528iptables\u547d\u4ee4\u914d\u7f6e\u9632\u706b\u5899\u89c4\u5219\uff0c\u53ea\u5141\u8bb8\u7279\u5b9a\u7684\u7f51\u7edc\u6d41\u91cf\u8fdb\u5165\u670d\u52a1\u5668\u3002\u4e0b\u9762\u7684\u4ee3\u7801\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u8bbe\u7f6e\u9632\u706b\u5899\u89c4\u5219\uff0c\u53ea\u5141\u8bb8SSH\u8fde\u63a5\u548cHTTP\u6d41\u91cf\u8fdb\u5165\u670d\u52a1\u5668\u3002 # \u5141\u8bb8SSH\u8fde\u63a5 iptables -A INPUT -p tcp &#8211;dport 22 -j ACCEPT # \u5141\u8bb8HTTP\u6d41\u91cf iptables -A INPUT -p tcp &#8211;dport 80 -j ACCEPT # \u5176\u4ed6\u6d41\u91cf\u9ed8\u8ba4\u62d2\u7edd iptables -P INPUT DROP \u767b\u5f55\u540e\u590d\u5236 \u5bc6\u7801\u7b56\u7565\u5f3a\u5316\u4f7f\u7528\u5f3a\u5bc6\u7801\u5bf9\u670d\u52a1\u5668\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u662f\u4fdd\u62a4\u7cfb\u7edf\u5b89\u5168\u7684\u91cd\u8981\u63aa\u65bd\u4e4b\u4e00\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539\u5bc6\u7801\u7b56\u7565\u548c\u8981\u6c42\u7528\u6237\u4f7f\u7528\u590d\u6742\u5bc6\u7801\u6765\u52a0\u5f3a\u670d\u52a1\u5668\u767b\u5f55\u7684\u5b89\u5168\u6027\u3002\u4e0b\u9762\u7684\u4ee3\u7801\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u4fee\u6539\u5bc6\u7801\u7b56\u7565\uff0c\u8981\u6c42\u7528\u6237\u5bc6\u7801\u957f\u5ea6\u81f3\u5c11\u4e3a8\u4e2a\u5b57\u7b26\uff0c\u5e76\u5305\u542b\u5927\u5c0f\u5199\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u7279\u6b8a\u5b57\u7b26\u3002 # \u4fee\u6539\u5bc6\u7801\u7b56\u7565 sed -i &#8216;s\/password requisite pam_pwquality.so enforce-5-8\/password requisite pam_pwquality.so enforce=everyone enforce=users users=3 lcredit=-1 ucredit=-1 dcredit=-1 ocredit=-1 minlength=8\/g&#8217; \/etc\/pam.d\/system-auth \u767b\u5f55\u540e\u590d\u5236 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