{"id":62499,"date":"2025-04-29T11:24:29","date_gmt":"2025-04-29T03:24:29","guid":{"rendered":"https:\/\/fwq.ai\/blog\/62499\/"},"modified":"2025-04-29T11:24:29","modified_gmt":"2025-04-29T03:24:29","slug":"%e4%bd%bf%e7%94%a8%e5%91%bd%e4%bb%a4%e8%a1%8c%e5%b7%a5%e5%85%b7%e7%bb%b4%e6%8a%a4%e4%bd%a0%e7%9a%84linux%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%ae%89%e5%85%a8-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/62499\/","title":{"rendered":"\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u7ef4\u62a4\u4f60\u7684Linux\u670d\u52a1\u5668\u5b89\u5168"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/000\/465\/014\/169426019461649.jpg\" class=\"aligncenter\" title=\"\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u7ef4\u62a4\u4f60\u7684Linux\u670d\u52a1\u5668\u5b89\u5168\u63d2\u56fe\" alt=\"\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u7ef4\u62a4\u4f60\u7684Linux\u670d\u52a1\u5668\u5b89\u5168\u63d2\u56fe\" \/><\/p>\n<p>\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u7ef4\u62a4\u4f60\u7684Linux\u670d\u52a1\u5668\u5b89\u5168<\/p>\n<p>\u968f\u7740\u4e92\u8054\u7f51\u7684\u5feb\u901f\u53d1\u5c55\uff0c\u670d\u52a1\u5668\u5b89\u5168\u53d8\u5f97\u5c24\u4e3a\u91cd\u8981\u3002\u4f5c\u4e3a\u4e00\u540d\u670d\u52a1\u5668\u7ba1\u7406\u5458\uff0c\u4f60\u9700\u8981\u4fdd\u62a4\u670d\u52a1\u5668\u514d\u53d7\u6f5c\u5728\u7684\u653b\u51fb\u548c\u5a01\u80c1\u3002\u547d\u4ee4\u884c\u5de5\u5177\u662f\u4f60\u5b88\u62a4\u670d\u52a1\u5668\u5b89\u5168\u7684\u5f97\u529b\u52a9\u624b\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u5e2e\u52a9\u4f60\u7ef4\u62a4Linux\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u3002<\/p>\n<ol>\n<li>\u9632\u706b\u5899\u7ba1\u7406<\/li>\n<\/ol>\n<p>\u9632\u706b\u5899\u662f\u4fdd\u62a4\u670d\u52a1\u5668\u514d\u53d7\u672a\u7ecf\u6388\u6743\u8bbf\u95ee\u7684\u5173\u952e\u5de5\u5177\u4e4b\u4e00\u3002\u901a\u8fc7\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u4f60\u53ef\u4ee5\u8f7b\u677e\u7ba1\u7406\u670d\u52a1\u5668\u4e0a\u7684\u9632\u706b\u5899\u89c4\u5219\u3002<\/p>\n<p>a) IPTables\uff1aIPTables\u662fLinux\u670d\u52a1\u5668\u4e0a\u6700\u5e38\u7528\u7684\u9632\u706b\u5899\u7ba1\u7406\u5de5\u5177\u4e4b\u4e00\u3002\u5b83\u5141\u8bb8\u4f60\u521b\u5efa\uff0c\u4fee\u6539\u548c\u5220\u9664\u9632\u706b\u5899\u89c4\u5219\u3002<\/p>\n<p>\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<p>\u521b\u5efa\u65b0\u89c4\u5219\uff1a<\/p>\n<pre>iptables -A INPUT -p tcp --dport 22 -j ACCEPT<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5220\u9664\u89c4\u5219\uff1a<\/p>\n<pre>iptables -D INPUT -p tcp --dport 22 -j ACCEPT<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>b) UFW\uff1aUFW\u662f\u4e00\u4e2a\u57fa\u4e8eIPTables\u7684\u524d\u7aef\u5de5\u5177\uff0c\u63d0\u4f9b\u4e86\u66f4\u7b80\u5355\u7684\u9632\u706b\u5899\u914d\u7f6e\u63a5\u53e3\u3002\u5b83\u5141\u8bb8\u4f60\u901a\u8fc7\u547d\u4ee4\u884c\u8f7b\u677e\u7ba1\u7406\u9632\u706b\u5899\u3002<\/p>\n<p>\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<p>\u542f\u7528\u9632\u706b\u5899\uff1a<\/p>\n<pre>ufw enable<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5141\u8bb8SSH\u8fde\u63a5\uff1a<\/p>\n<pre>ufw allow OpenSSH<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li>SSH\u5b89\u5168<\/li>\n<\/ol>\n<p>SSH\u662f\u7ba1\u7406\u5458\u8fdc\u7a0b\u8bbf\u95ee\u670d\u52a1\u5668\u7684\u5e38\u7528\u65b9\u5f0f\uff0c\u56e0\u6b64\u786e\u4fddSSH\u5b89\u5168\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002<\/p>\n<p>a) \u4fee\u6539SSH\u7aef\u53e3\uff1a\u5c06SSH\u7aef\u53e3\u4fee\u6539\u4e3a\u975e\u9ed8\u8ba4\u7aef\u53e3\u53ef\u4ee5\u589e\u52a0\u5b89\u5168\u6027\uff0c\u56e0\u4e3a\u5927\u591a\u6570\u653b\u51fb\u8005\u4f1a\u626b\u63cf\u9ed8\u8ba4\u7684SSH\u7aef\u53e3\u3002<\/p>\n<p>\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<p>\u7f16\u8f91SSH\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n<pre>sudo nano \/etc\/ssh\/sshd_config<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236    \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u4fee\u6539\u7aef\u53e3\u53f7\uff1a<\/p>\n<pre>Port 2222<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u91cd\u542fSSH\u670d\u52a1\uff1a<\/p>\n<pre>sudo service sshd restart<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236    \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>b) \u963b\u6b62Root\u767b\u5f55\uff1a\u7981\u6b62Root\u7528\u6237\u901a\u8fc7SSH\u767b\u5f55\u53ef\u4ee5\u5927\u5927\u964d\u4f4e\u670d\u52a1\u5668\u906d\u53d7\u653b\u51fb\u7684\u98ce\u9669\u3002<\/p>\n<p>\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<p>\u7f16\u8f91SSH\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n<pre>sudo nano \/etc\/ssh\/sshd_config<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236    \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u4fee\u6539PermitRootLogin\u8bbe\u7f6e\uff1a<\/p>\n<pre>PermitRootLogin no<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u91cd\u542fSSH\u670d\u52a1\uff1a<\/p>\n<pre>sudo service sshd restart<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236    \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li>\u6076\u610f\u8f6f\u4ef6\u626b\u63cf<\/li>\n<\/ol>\n<p>\u53ca\u65f6\u626b\u63cf\u670d\u52a1\u5668\u4e0a\u7684\u6076\u610f\u8f6f\u4ef6\u662f\u786e\u4fdd\u670d\u52a1\u5668\u5b89\u5168\u7684\u91cd\u8981\u4e00\u73af\u3002\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u53ef\u4ee5\u8f7b\u677e\u8fdb\u884c\u626b\u63cf\u3002<\/p>\n<p>a) ClamAV\uff1aClamAV\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u53cd\u75c5\u6bd2\u5f15\u64ce\uff0c\u53ef\u7528\u4e8e\u626b\u63cf\u6076\u610f\u8f6f\u4ef6\uff0c\u5305\u62ec\u75c5\u6bd2\uff0c\u6728\u9a6c\u548c\u5176\u4ed6\u6076\u610f\u8f6f\u4ef6\u3002<\/p>\n<p>\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<p>\u5b89\u88c5ClamAV\uff1a<\/p>\n<pre>sudo apt-get install clamav<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u626b\u63cf\u6587\u4ef6\u5939\uff1a<\/p>\n<pre>clamscan -r \/path\/to\/folder<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>b) RKHunter\uff1aRKHunter\u662f\u4e00\u4e2a\u7528\u4e8e\u68c0\u6d4brootkits\uff0c\u540e\u95e8\u548c\u6f5c\u5728\u6076\u610f\u6587\u4ef6\u7684\u5de5\u5177\u3002<\/p>\n<p>\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<p>\u5b89\u88c5RKHunter\uff1a<\/p>\n<pre>sudo apt-get install rkhunter<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u8fd0\u884cRKHunter\u68c0\u67e5\uff1a<\/p>\n<pre>sudo rkhunter --check<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u4ee5\u4e0a\u53ea\u662f\u4e00\u4e9b\u5728\u547d\u4ee4\u884c\u4e0b\u7ef4\u62a4\u670d\u52a1\u5668\u5b89\u5168\u6027\u7684\u4f8b\u5b50\u3002\u5c3d\u7ba1\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u53ef\u80fd\u9700\u8981\u4e00\u4e9b\u5b66\u4e60\u548c\u5b9e\u8df5\uff0c\u4f46\u5b83\u4eec\u63d0\u4f9b\u4e86\u66f4\u76f4\u63a5\u7684\u65b9\u5f0f\u6765\u7ba1\u7406\u670d\u52a1\u5668\u5b89\u5168\u3002\u901a\u8fc7\u5408\u7406\u4f7f\u7528\u8fd9\u4e9b\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u4f60\u53ef\u4ee5\u63d0\u9ad8\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\uff0c\u786e\u4fdd\u670d\u52a1\u5668\u8fd0\u884c\u7a33\u5b9a\u5e76\u4fdd\u62a4\u7528\u6237\u6570\u636e\u7684\u5b89\u5168\u3002<\/p>\n<p>\u8bf7\u8bb0\u4f4f\uff0c\u670d\u52a1\u5668\u5b89\u5168\u662f\u4e00\u9879\u6301\u7eed\u7684\u5de5\u4f5c\u3002\u9664\u4e86\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u5916\uff0c\u4f60\u8fd8\u5e94\u8be5\u9075\u5faa\u6700\u4f73\u5b89\u5168\u5b9e\u8df5\uff0c\u4f8b\u5982\u5b9a\u671f\u66f4\u65b0\u8f6f\u4ef6\u548c\u7cfb\u7edf\uff0c\u4f7f\u7528\u5f3a\u5bc6\u7801\uff0c\u9650\u5236\u4e0d\u5fc5\u8981\u7684\u670d\u52a1\u548c\u6587\u4ef6\u8bbf\u95ee\u6743\u9650\u7b49\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u7ef4\u62a4\u4f60\u7684Linux\u670d\u52a1\u5668\u5b89\u5168\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>\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u7ef4\u62a4\u4f60\u7684Linux\u670d\u52a1\u5668\u5b89\u5168 \u968f\u7740\u4e92\u8054\u7f51\u7684\u5feb\u901f\u53d1\u5c55\uff0c\u670d\u52a1\u5668\u5b89\u5168\u53d8\u5f97\u5c24\u4e3a\u91cd\u8981\u3002\u4f5c\u4e3a\u4e00\u540d\u670d\u52a1\u5668\u7ba1\u7406\u5458\uff0c\u4f60\u9700\u8981\u4fdd\u62a4\u670d\u52a1\u5668\u514d\u53d7\u6f5c\u5728\u7684\u653b\u51fb\u548c\u5a01\u80c1\u3002\u547d\u4ee4\u884c\u5de5\u5177\u662f\u4f60\u5b88\u62a4\u670d\u52a1\u5668\u5b89\u5168\u7684\u5f97\u529b\u52a9\u624b\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u5e2e\u52a9\u4f60\u7ef4\u62a4Linux\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u3002 \u9632\u706b\u5899\u7ba1\u7406 \u9632\u706b\u5899\u662f\u4fdd\u62a4\u670d\u52a1\u5668\u514d\u53d7\u672a\u7ecf\u6388\u6743\u8bbf\u95ee\u7684\u5173\u952e\u5de5\u5177\u4e4b\u4e00\u3002\u901a\u8fc7\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u4f60\u53ef\u4ee5\u8f7b\u677e\u7ba1\u7406\u670d\u52a1\u5668\u4e0a\u7684\u9632\u706b\u5899\u89c4\u5219\u3002 a) IPTables\uff1aIPTables\u662fLinux\u670d\u52a1\u5668\u4e0a\u6700\u5e38\u7528\u7684\u9632\u706b\u5899\u7ba1\u7406\u5de5\u5177\u4e4b\u4e00\u3002\u5b83\u5141\u8bb8\u4f60\u521b\u5efa\uff0c\u4fee\u6539\u548c\u5220\u9664\u9632\u706b\u5899\u89c4\u5219\u3002 \u793a\u4f8b\u4ee3\u7801\uff1a \u521b\u5efa\u65b0\u89c4\u5219\uff1a iptables -A INPUT -p tcp &#8211;dport 22 -j ACCEPT \u767b\u5f55\u540e\u590d\u5236 \u5220\u9664\u89c4\u5219\uff1a iptables -D INPUT -p tcp &#8211;dport 22 -j ACCEPT \u767b\u5f55\u540e\u590d\u5236 b) UFW\uff1aUFW\u662f\u4e00\u4e2a\u57fa\u4e8eIPTables\u7684\u524d\u7aef\u5de5\u5177\uff0c\u63d0\u4f9b\u4e86\u66f4\u7b80\u5355\u7684\u9632\u706b\u5899\u914d\u7f6e\u63a5\u53e3\u3002\u5b83\u5141\u8bb8\u4f60\u901a\u8fc7\u547d\u4ee4\u884c\u8f7b\u677e\u7ba1\u7406\u9632\u706b\u5899\u3002 \u793a\u4f8b\u4ee3\u7801\uff1a \u542f\u7528\u9632\u706b\u5899\uff1a ufw enable \u767b\u5f55\u540e\u590d\u5236 \u5141\u8bb8SSH\u8fde\u63a5\uff1a ufw allow OpenSSH \u767b\u5f55\u540e\u590d\u5236 SSH\u5b89\u5168 SSH\u662f\u7ba1\u7406\u5458\u8fdc\u7a0b\u8bbf\u95ee\u670d\u52a1\u5668\u7684\u5e38\u7528\u65b9\u5f0f\uff0c\u56e0\u6b64\u786e\u4fddSSH\u5b89\u5168\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002 a) \u4fee\u6539SSH\u7aef\u53e3\uff1a\u5c06SSH\u7aef\u53e3\u4fee\u6539\u4e3a\u975e\u9ed8\u8ba4\u7aef\u53e3\u53ef\u4ee5\u589e\u52a0\u5b89\u5168\u6027\uff0c\u56e0\u4e3a\u5927\u591a\u6570\u653b\u51fb\u8005\u4f1a\u626b\u63cf\u9ed8\u8ba4\u7684SSH\u7aef\u53e3\u3002 \u793a\u4f8b\u4ee3\u7801\uff1a \u7f16\u8f91SSH\u914d\u7f6e\u6587\u4ef6\uff1a sudo nano \/etc\/ssh\/sshd_config \u767b\u5f55\u540e\u590d\u5236 \u767b\u5f55\u540e\u590d\u5236 \u4fee\u6539\u7aef\u53e3\u53f7\uff1a Port 2222 [&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-62499","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/62499","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=62499"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/62499\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=62499"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=62499"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=62499"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}