{"id":62464,"date":"2025-04-29T09:59:36","date_gmt":"2025-04-29T01:59:36","guid":{"rendered":"https:\/\/fwq.ai\/blog\/62464\/"},"modified":"2025-04-29T09:59:36","modified_gmt":"2025-04-29T01:59:36","slug":"%e9%98%b2%e8%8c%83%e7%a4%be%e4%ba%a4%e5%b7%a5%e7%a8%8b%e6%94%bb%e5%87%bb%ef%bc%9a%e4%bf%9d%e6%8a%a4%e6%82%a8%e7%9a%84linux%e6%9c%8d%e5%8a%a1%e5%99%a8-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/62464\/","title":{"rendered":"\u9632\u8303\u793e\u4ea4\u5de5\u7a0b\u653b\u51fb\uff1a\u4fdd\u62a4\u60a8\u7684Linux\u670d\u52a1\u5668"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/000\/887\/227\/169423157295637.jpg\" class=\"aligncenter\" title=\"\u9632\u8303\u793e\u4ea4\u5de5\u7a0b\u653b\u51fb\uff1a\u4fdd\u62a4\u60a8\u7684Linux\u670d\u52a1\u5668\u63d2\u56fe\" alt=\"\u9632\u8303\u793e\u4ea4\u5de5\u7a0b\u653b\u51fb\uff1a\u4fdd\u62a4\u60a8\u7684Linux\u670d\u52a1\u5668\u63d2\u56fe\" \/><\/p>\n<p>\u9632\u8303\u793e\u4ea4\u5de5\u7a0b\u653b\u51fb\uff1a\u4fdd\u62a4\u60a8\u7684Linux\u670d\u52a1\u5668<\/p>\n<p>\u6982\u8ff0\uff1a<br \/>\u968f\u7740\u4e92\u8054\u7f51\u7684\u53d1\u5c55\uff0c\u5b89\u5168\u5a01\u80c1\u4e5f\u65e5\u76ca\u589e\u591a\u3002\u793e\u4ea4\u5de5\u7a0b\u653b\u51fb\u662f\u4e00\u79cd\u5229\u7528\u793e\u4f1a\u5de5\u7a0b\u5b66\u539f\u7406\uff0c\u5728\u7528\u6237\u5fc3\u7406\u4e0a\u8fdb\u884c\u6b3a\u9a97\u7684\u653b\u51fb\u65b9\u5f0f\u3002\u4e3a\u4e86\u4fdd\u62a4\u6211\u4eec\u7684Linux\u670d\u52a1\u5668\uff0c\u6211\u4eec\u9700\u8981\u91c7\u53d6\u4e00\u7cfb\u5217\u7684\u5b89\u5168\u63aa\u65bd\u6765\u9632\u8303\u8fd9\u4e9b\u653b\u51fb\u3002<\/p>\n<ol>\n<li>\u52a0\u5f3a\u8fd0\u884cLinux\u670d\u52a1\u5668\u7684\u7528\u6237\u6559\u80b2<br \/>\u7528\u6237\u6559\u80b2\u662f\u9884\u9632\u793e\u4ea4\u5de5\u7a0b\u653b\u51fb\u7684\u7b2c\u4e00\u6b65\u3002\u6211\u4eec\u9700\u8981\u6559\u80b2\u670d\u52a1\u5668\u7ba1\u7406\u5458\u548c\u5176\u4ed6\u7528\u6237\uff0c\u63d0\u9ad8\u4ed6\u4eec\u5bf9\u5b89\u5168\u5a01\u80c1\u7684\u8ba4\u8bc6\uff0c\u5e76\u544a\u8bc9\u4ed6\u4eec\u5982\u4f55\u907f\u514d\u6210\u4e3a\u653b\u51fb\u8005\u7684\u53d7\u5bb3\u8005\u3002<\/li>\n<li>\u4f7f\u7528\u5f3a\u5bc6\u7801\u548c\u591a\u56e0\u7d20\u8eab\u4efd\u9a8c\u8bc1<br \/>\u5bc6\u7801\u662f\u4fdd\u62a4\u670d\u52a1\u5668\u7684\u7b2c\u4e00\u9053\u9632\u7ebf\uff0c\u6211\u4eec\u5e94\u8be5\u4f7f\u7528\u5f3a\u5bc6\u7801\uff0c\u5e76\u5b9a\u671f\u66f4\u6362\u5bc6\u7801\u3002\u540c\u65f6\uff0c\u4f7f\u7528\u591a\u56e0\u7d20\u8eab\u4efd\u9a8c\u8bc1\u53ef\u4ee5\u63d0\u4f9b\u989d\u5916\u7684\u4fdd\u62a4\u5c42\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u7528\u4e8e\u8bbe\u7f6e\u5f3a\u5bc6\u7801\u8981\u6c42\uff1a<\/li>\n<\/ol>\n<pre>$ sudo vi \/etc\/pam.d\/common-password<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5728\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n<pre>password requisite pam_pwquality.so retry=3\npassword requisite pam_unix.so sha512 shadow use_authtok<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u4fdd\u5b58\u5e76\u9000\u51fa\u6587\u4ef6\uff0c\u7136\u540e\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u4f7f\u914d\u7f6e\u751f\u6548\uff1a<\/p>\n<pre>$ sudo systemctl restart common-auth.service<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li>\u66f4\u65b0\u548c\u5347\u7ea7\u7cfb\u7edf\u8f6f\u4ef6<br \/>\u4fdd\u6301\u7cfb\u7edf\u8f6f\u4ef6\u7684\u6700\u65b0\u7248\u672c\u662f\u9632\u8303\u653b\u51fb\u7684\u91cd\u8981\u6b65\u9aa4\u4e4b\u4e00\u3002\u65b0\u7248\u672c\u901a\u5e38\u4f1a\u4fee\u590d\u5df2\u77e5\u7684\u6f0f\u6d1e\u548c\u5b89\u5168\u95ee\u9898\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u66f4\u65b0\u548c\u5347\u7ea7Linux\u7cfb\u7edf\uff1a<\/li>\n<\/ol>\n<pre>$ sudo apt update\n$ sudo apt upgrade<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li>\u63a7\u5236\u5916\u90e8\u8bbf\u95ee\u548c\u9632\u706b\u5899\u8bbe\u7f6e<br \/>\u9650\u5236\u5bf9\u670d\u52a1\u5668\u7684\u5916\u90e8\u8bbf\u95ee\u53ef\u4ee5\u51cf\u5c11\u653b\u51fb\u7684\u53ef\u80fd\u6027\u3002\u901a\u8fc7\u6b63\u786e\u8bbe\u7f6e\u9632\u706b\u5899\u89c4\u5219\uff0c\u6211\u4eec\u53ef\u4ee5\u63a7\u5236\u5165\u7ad9\u548c\u51fa\u7ad9\u7684\u7f51\u7edc\u6d41\u91cf\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u7528\u4e8e\u914d\u7f6e\u57fa\u672c\u7684\u9632\u706b\u5899\u89c4\u5219\uff1a<\/li>\n<\/ol>\n<pre>$ sudo ufw enable\n$ sudo ufw allow ssh\n$ sudo ufw allow http\n$ sudo ufw allow https<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li>\u5b9a\u671f\u5907\u4efd\u6570\u636e<br \/>\u5b9a\u671f\u5907\u4efd\u670d\u52a1\u5668\u4e0a\u7684\u91cd\u8981\u6570\u636e\u662f\u5e94\u5bf9\u5404\u79cd\u5b89\u5168\u5a01\u80c1\u7684\u91cd\u8981\u624b\u6bb5\u3002\u65e0\u8bba\u662f\u7531\u4e8e\u793e\u4ea4\u5de5\u7a0b\u653b\u51fb\u8fd8\u662f\u5176\u4ed6\u539f\u56e0\uff0c\u6570\u636e\u4e22\u5931\u90fd\u4f1a\u5bf9\u4e1a\u52a1\u9020\u6210\u5de8\u5927\u635f\u5931\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u7528\u4e8e\u5b9a\u671f\u5907\u4efd\u6570\u636e\uff1a<\/li>\n<\/ol>\n<pre>$ sudo rsync -avz --delete \/var\/www \/backup\/<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li>\u4f7f\u7528\u5b89\u5168\u7684\u8fdc\u7a0b\u8bbf\u95ee\u65b9\u5f0f<br \/>\u4f7f\u7528SSH\u534f\u8bae\u6765\u8fdb\u884c\u8fdc\u7a0b\u8bbf\u95ee\u53ef\u4ee5\u63d0\u4f9b\u66f4\u5b89\u5168\u7684\u8fde\u63a5\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u6765\u589e\u52a0SSH\u7684\u5b89\u5168\u6027\uff1a<\/li>\n<li>\u7981\u7528root\u8d26\u6237\u7684\u8fdc\u7a0b\u767b\u5f55<\/li>\n<li>\u4f7f\u7528\u5bc6\u94a5\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1<\/li>\n<li>\u9650\u5236SSH\u767b\u5f55\u5230\u7279\u5b9a\u7684IP\u5730\u5740<\/li>\n<\/ol>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u7528\u4e8e\u7981\u6b62root\u8d26\u6237\u7684\u8fdc\u7a0b\u767b\u5f55\uff1a<\/p>\n<pre>$ sudo vi \/etc\/ssh\/sshd_config<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u627e\u5230\u4ee5\u4e0b\u884c\u5e76\u8fdb\u884c\u4fee\u6539\uff1a<\/p>\n<pre>PermitRootLogin no<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u4fdd\u5b58\u5e76\u9000\u51fa\u6587\u4ef6\uff0c\u7136\u540e\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u4f7f\u914d\u7f6e\u751f\u6548\uff1a<\/p>\n<pre>$ sudo systemctl restart sshd<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u7ed3\u8bba\uff1a<br \/>\u901a\u8fc7\u52a0\u5f3a\u7528\u6237\u6559\u80b2\u3001\u4f7f\u7528\u5f3a\u5bc6\u7801\u548c\u591a\u56e0\u7d20\u8eab\u4efd\u9a8c\u8bc1\u3001\u66f4\u65b0\u548c\u5347\u7ea7\u7cfb\u7edf\u8f6f\u4ef6\u3001\u63a7\u5236\u5916\u90e8\u8bbf\u95ee\u548c\u9632\u706b\u5899\u8bbe\u7f6e\u3001\u5b9a\u671f\u5907\u4efd\u6570\u636e\u4ee5\u53ca\u4f7f\u7528\u5b89\u5168\u7684\u8fdc\u7a0b\u8bbf\u95ee\u65b9\u5f0f\uff0c\u6211\u4eec\u53ef\u4ee5\u5927\u5927\u964d\u4f4e\u670d\u52a1\u5668\u53d7\u5230\u793e\u4ea4\u5de5\u7a0b\u653b\u51fb\u7684\u98ce\u9669\u3002\u5728\u4fdd\u62a4Linux\u670d\u52a1\u5668\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6301\u7eed\u7684\u5b89\u5168\u610f\u8bc6\u548c\u884c\u52a8\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u9632\u8303\u793e\u4ea4\u5de5\u7a0b\u653b\u51fb\uff1a\u4fdd\u62a4\u60a8\u7684Linux\u670d\u52a1\u5668\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>\u9632\u8303\u793e\u4ea4\u5de5\u7a0b\u653b\u51fb\uff1a\u4fdd\u62a4\u60a8\u7684Linux\u670d\u52a1\u5668 \u6982\u8ff0\uff1a\u968f\u7740\u4e92\u8054\u7f51\u7684\u53d1\u5c55\uff0c\u5b89\u5168\u5a01\u80c1\u4e5f\u65e5\u76ca\u589e\u591a\u3002\u793e\u4ea4\u5de5\u7a0b\u653b\u51fb\u662f\u4e00\u79cd\u5229\u7528\u793e\u4f1a\u5de5\u7a0b\u5b66\u539f\u7406\uff0c\u5728\u7528\u6237\u5fc3\u7406\u4e0a\u8fdb\u884c\u6b3a\u9a97\u7684\u653b\u51fb\u65b9\u5f0f\u3002\u4e3a\u4e86\u4fdd\u62a4\u6211\u4eec\u7684Linux\u670d\u52a1\u5668\uff0c\u6211\u4eec\u9700\u8981\u91c7\u53d6\u4e00\u7cfb\u5217\u7684\u5b89\u5168\u63aa\u65bd\u6765\u9632\u8303\u8fd9\u4e9b\u653b\u51fb\u3002 \u52a0\u5f3a\u8fd0\u884cLinux\u670d\u52a1\u5668\u7684\u7528\u6237\u6559\u80b2\u7528\u6237\u6559\u80b2\u662f\u9884\u9632\u793e\u4ea4\u5de5\u7a0b\u653b\u51fb\u7684\u7b2c\u4e00\u6b65\u3002\u6211\u4eec\u9700\u8981\u6559\u80b2\u670d\u52a1\u5668\u7ba1\u7406\u5458\u548c\u5176\u4ed6\u7528\u6237\uff0c\u63d0\u9ad8\u4ed6\u4eec\u5bf9\u5b89\u5168\u5a01\u80c1\u7684\u8ba4\u8bc6\uff0c\u5e76\u544a\u8bc9\u4ed6\u4eec\u5982\u4f55\u907f\u514d\u6210\u4e3a\u653b\u51fb\u8005\u7684\u53d7\u5bb3\u8005\u3002 \u4f7f\u7528\u5f3a\u5bc6\u7801\u548c\u591a\u56e0\u7d20\u8eab\u4efd\u9a8c\u8bc1\u5bc6\u7801\u662f\u4fdd\u62a4\u670d\u52a1\u5668\u7684\u7b2c\u4e00\u9053\u9632\u7ebf\uff0c\u6211\u4eec\u5e94\u8be5\u4f7f\u7528\u5f3a\u5bc6\u7801\uff0c\u5e76\u5b9a\u671f\u66f4\u6362\u5bc6\u7801\u3002\u540c\u65f6\uff0c\u4f7f\u7528\u591a\u56e0\u7d20\u8eab\u4efd\u9a8c\u8bc1\u53ef\u4ee5\u63d0\u4f9b\u989d\u5916\u7684\u4fdd\u62a4\u5c42\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u7528\u4e8e\u8bbe\u7f6e\u5f3a\u5bc6\u7801\u8981\u6c42\uff1a $ sudo vi \/etc\/pam.d\/common-password \u767b\u5f55\u540e\u590d\u5236 \u5728\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a password requisite pam_pwquality.so retry=3 password requisite pam_unix.so sha512 shadow use_authtok \u767b\u5f55\u540e\u590d\u5236 \u4fdd\u5b58\u5e76\u9000\u51fa\u6587\u4ef6\uff0c\u7136\u540e\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u4f7f\u914d\u7f6e\u751f\u6548\uff1a $ sudo systemctl restart common-auth.service \u767b\u5f55\u540e\u590d\u5236 \u66f4\u65b0\u548c\u5347\u7ea7\u7cfb\u7edf\u8f6f\u4ef6\u4fdd\u6301\u7cfb\u7edf\u8f6f\u4ef6\u7684\u6700\u65b0\u7248\u672c\u662f\u9632\u8303\u653b\u51fb\u7684\u91cd\u8981\u6b65\u9aa4\u4e4b\u4e00\u3002\u65b0\u7248\u672c\u901a\u5e38\u4f1a\u4fee\u590d\u5df2\u77e5\u7684\u6f0f\u6d1e\u548c\u5b89\u5168\u95ee\u9898\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u66f4\u65b0\u548c\u5347\u7ea7Linux\u7cfb\u7edf\uff1a $ sudo apt update $ sudo apt upgrade \u767b\u5f55\u540e\u590d\u5236 \u63a7\u5236\u5916\u90e8\u8bbf\u95ee\u548c\u9632\u706b\u5899\u8bbe\u7f6e\u9650\u5236\u5bf9\u670d\u52a1\u5668\u7684\u5916\u90e8\u8bbf\u95ee\u53ef\u4ee5\u51cf\u5c11\u653b\u51fb\u7684\u53ef\u80fd\u6027\u3002\u901a\u8fc7\u6b63\u786e\u8bbe\u7f6e\u9632\u706b\u5899\u89c4\u5219\uff0c\u6211\u4eec\u53ef\u4ee5\u63a7\u5236\u5165\u7ad9\u548c\u51fa\u7ad9\u7684\u7f51\u7edc\u6d41\u91cf\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u7528\u4e8e\u914d\u7f6e\u57fa\u672c\u7684\u9632\u706b\u5899\u89c4\u5219\uff1a $ sudo ufw enable $ sudo ufw allow ssh $ sudo ufw allow http $ 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-62464","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/62464","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=62464"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/62464\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=62464"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=62464"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=62464"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}