{"id":15997,"date":"2024-08-04T01:32:33","date_gmt":"2024-08-03T22:02:33","guid":{"rendered":"https:\/\/www.itpiran.net\/blog\/?p=15997"},"modified":"2024-08-04T01:32:33","modified_gmt":"2024-08-03T22:02:33","slug":"security-ubuntu-settings-firewall-tools","status":"publish","type":"post","link":"https:\/\/www.itpiran.net\/blog\/zh\/tutorials\/security-ubuntu-settings-firewall-tools\/","title":{"rendered":"\u5982\u4f55\u4fdd\u969c\u60a8\u7684 Ubuntu \u670d\u52a1\u5668\u5b89\u5168"},"content":{"rendered":"<h2 id=\"%d9%85%d9%82%d8%af%d9%85%d9%87\">\u4ecb\u7ecd<\/h2>\n<p>\u6211\u8fd8\u8bb0\u5f97\u6211\u7684\u7b2c\u4e00\u53f0\u670d\u52a1\u5668\u3002\u5f53\u65f6\u6211\u51e0\u4e4e\u6ca1\u505a\u4efb\u4f55\u5b89\u5168\u63aa\u65bd\uff0c\u56e0\u4e3a\u6211\u4e0d\u77e5\u9053\u5fc3\u6000\u4e0d\u8f68\u7684\u4eba\u80fd\u5165\u4fb5\u6211\u7684\u670d\u52a1\u5668\u3002\u7ed3\u679c\u53ef\u60f3\u800c\u77e5\u3002\u5e78\u8fd0\u7684\u662f\uff0c\u6211\u6709\u5907\u4efd\uff0c\u53ef\u4ee5\u8f7b\u677e\u6062\u590d\u3002\u4f46\u540c\u6837\u7684\u4e8b\u60c5\u518d\u6b21\u53d1\u751f\u3002\u6240\u4ee5\uff0c\u8fd9\u4e00\u6b21\uff0c\u6211\u505a\u4e86\u4e9b\u7814\u7a76\uff0c\u8ba4\u771f\u51c6\u5907\uff0c\u63d0\u9ad8\u4e86\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u3002\u6211\u77e5\u9053\u4e16\u4e0a\u6ca1\u6709\u7edd\u5bf9\u5b89\u5168\u7684\u670d\u52a1\u5668\uff0c\u4f46\u6211\u4f1a\u5411\u4f60\u5c55\u793a\u5982\u4f55\u4fdd\u62a4\u670d\u52a1\u5668\u5b89\u5168\uff0c\u4ee5\u53ca\u670d\u52a1\u5668\u5b95\u673a\u65f6\u8be5\u5982\u4f55\u5e94\u5bf9\u3002.<\/p>\n<p>\u6211\u4eec\u5c06\u4ece\u57fa\u672c\u8bbe\u7f6e\u5f00\u59cb\u3002\u60a8\u5c06\u5b66\u4e60\u5982\u4f55\u521b\u5efa\u65b0\u670d\u52a1\u5668\u3002\u7136\u540e\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u5982\u4f55\u901a\u8fc7\u5b9a\u671f\u68c0\u67e5\u6765\u7ef4\u62a4\u670d\u52a1\u5668\u3002\u6700\u540e\uff0c\u60a8\u5c06\u5b66\u4e60\u670d\u52a1\u5668\u5b95\u673a\u65f6\u7684\u5e94\u5bf9\u63aa\u65bd\u3002\u672c\u6559\u7a0b\u4e0d\u4f1a\u8ba9\u60a8\u6210\u4e3a\u4e13\u4e1a\u7684\u670d\u52a1\u5668\u7ba1\u7406\u5458\uff0c\u56e0\u4e3a\u8fd9\u9700\u8981\u5927\u91cf\u7684\u5de5\u4f5c\uff0c\u800c\u4e14\u662f\u4e00\u9879\u4e25\u8083\u7684\u4efb\u52a1\u3002\u4f46\u81f3\u5c11\u60a8\u53ef\u4ee5\u786e\u4fdd\u60a8\u7684\u4e1a\u4f59\u9879\u76ee\u5b89\u5168\u65e0\u865e\u3002.<\/p>\n<h5 id=\"%d9%be%db%8c%d8%b4-%d9%86%db%8c%d8%a7%d8%b2%d9%87%d8%a7\">\u5148\u51b3\u6761\u4ef6<\/h5>\n<ul>\n<li>1 \u53f0\u670d\u52a1\u5668\uff08\u4f8b\u5982\uff0c\u4f7f\u7528 Hetzner\uff09<\/li>\n<\/ul>\n<h2 id=\"%d9%85%d8%b1%d8%ad%d9%84%d9%87-1-%d8%b1%d8%a7%d9%87-%d8%a7%d9%86%d8%af%d8%a7%d8%b2%db%8c-%d8%a7%d9%88%d9%84%db%8c%d9%87-%d9%88-%d8%a7%d9%85%d9%86%db%8c%d8%aa-%d8%a7%d9%88%d9%84%db%8c%d9%87\">\u6b65\u9aa4 1 \u2013 \u521d\u59cb\u8bbe\u7f6e\u548c\u57fa\u672c\u5b89\u5168<\/h2>\n<p>\u670d\u52a1\u5668\u521b\u5efa\u5b8c\u6210\u540e\uff0c\u8bf7\u6309\u7167\u201c\u4f7f\u7528 Ubuntu \u8fdb\u884c\u521d\u59cb\u670d\u52a1\u5668\u8bbe\u7f6e\u201d\u6559\u7a0b\u4e2d\u7684\u6b65\u9aa4 1 \u5230 5 \u8fdb\u884c\u64cd\u4f5c\u3002\u8be5\u6559\u7a0b\u89e3\u91ca\u4e86\u5982\u4f55\uff1a<\/p>\n<ul>\n<li>\u521b\u5efa\u4e00\u4e2a\u5177\u6709 sudo \u6743\u9650\u7684\u65b0\u7528\u6237<\/li>\n<li>\u6dfb\u52a0 SSH \u5bc6\u94a5<\/li>\n<\/ul>\n<p>\u5b8c\u6210\u94fe\u63a5\u6559\u7a0b\u7684\u524d 5 \u4e2a\u6b65\u9aa4\u5e76\u8fde\u63a5\u5230\u65b0\u7684 sudo \u7528\u6237\u540e\uff0c\u60a8\u53ef\u4ee5\u7ee7\u7eed\u6267\u884c\u4ee5\u4e0b\u6b65\u9aa4\u3002.<\/p>\n<h2 id=\"%d8%a8%d9%87-%d8%b1%d9%88%d8%b2-%d8%b1%d8%b3%d8%a7%d9%86%db%8c-%d8%b3%db%8c%d8%b3%d8%aa%d9%85\">\u7cfb\u7edf\u66f4\u65b0<\/h2>\n<p>\u9996\u5148\uff0c\u60a8\u5e94\u8be5\u68c0\u67e5\u8f6f\u4ef6\u66f4\u65b0\uff0c\u56e0\u4e3a\u8fc7\u65f6\u7684\u8f6f\u4ef6\u53ef\u80fd\u5b58\u5728\u5bb9\u6613\u88ab\u5229\u7528\u7684\u6f0f\u6d1e\u3002\u8fd9\u6bd4\u60a8\u60f3\u8c61\u7684\u8981\u7b80\u5355\uff1b\u53ea\u9700\u8fd0\u884c\u4ee5\u4e0b\u4e24\u4e2a\u547d\u4ee4\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo apt update\r\nsudo apt upgrade<\/code><\/pre>\n<\/div>\n<p>\u5f88\u7b80\u5355\uff0c\u5bf9\u5427\uff1f\u6211\u4eec\u73b0\u5728\u5df2\u7ecf\u786e\u4fdd\u4f7f\u7528\u7684\u662f\u6700\u65b0\u7248\u672c\u3002.<\/p>\n<h2 id=\"%d8%af%d8%b3%d8%aa%d8%b1%d8%b3%db%8c-%d8%a7%d9%85%d9%86-%d8%a8%d9%87-ssh\">\u5b89\u5168 SSH \u8bbf\u95ee<\/h2>\n<p>\u5f53\u6709\u4eba\u653b\u51fb\u4f60\u7684\u670d\u52a1\u5668\u65f6\uff0c\u4ed6\u4eec\u9996\u5148\u53ef\u80fd\u4f1a\u5c1d\u8bd5\u901a\u8fc7 SSH \u8bbf\u95ee\u3002\u4ed6\u4eec\u901a\u5e38\u4f1a\u4f7f\u7528\u673a\u5668\u4eba\u7a0b\u5e8f\u548c\u591a\u79cd\u65b9\u6cd5\u8fdb\u884c\u653b\u51fb\u3002\u56e0\u6b64\uff0c\u4fdd\u62a4 SSH \u8bbf\u95ee\u5b89\u5168\u81f3\u5173\u91cd\u8981\u3002.<\/p>\n<p>\u7f16\u8f91\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo nano \/etc\/ssh\/sshd_config\r\n<\/code><\/pre>\n<\/div>\n<ul>\n<li>\u7981\u7528 root \u8bbf\u95ee\u6743\u9650<\/li>\n<\/ul>\n<p>\u627e\u5230\u201cPermitRootLogin\u201d\u8fd9\u4e00\u884c\uff0c\u5e76\u5c06\u5176\u66f4\u6539\u4e3a\u201cno\u201d\u3002.<\/p>\n<ul>\n<li>\u7981\u7528\u5bc6\u7801\u8f93\u5165<\/li>\n<\/ul>\n<p>\u5982\u679c\u60a8\u6309\u7167\u4e0a\u8ff0\u5efa\u8bae\u6dfb\u52a0\u4e86 SSH \u5bc6\u94a5\uff0c\u5219\u53ef\u4ee5\u7981\u7528\u5bc6\u7801\u8f93\u5165\u3002.<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>\u201c\u627e\u5230\u201d\u5bc6\u7801\u9a8c\u8bc1\u201c\u5e76\u5c06\u5176\u8bbe\u7f6e\u4e3a\u201d\u5426\u201d\u3002.<\/li>\n<li>\u201c\u627e\u5230\u201dPubkeyAuthentication\u201c\u5e76\u5c06\u5176\u8bbe\u7f6e\u4e3a\u201d\u662f\u201d\u3002.<\/li>\n<\/ul>\n<\/li>\n<li>\u66f4\u6539\u9ed8\u8ba4 SSH \u7aef\u53e3<\/li>\n<\/ul>\n<p>\u4ec5\u4ec5\u901a\u8fc7\u6539\u53d8\u8fd9\u4e00\u70b9\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u6d88\u9664\u5927\u90e8\u5206\u81ea\u52a8\u673a\u5668\u4eba\u653b\u51fb\uff0c\u56e0\u4e3a\u5b83\u4eec\u5927\u591a\u662f\u5047\u673a\u5668\u4eba\uff0c\u8bd5\u56fe\u901a\u8fc7 22 \u7aef\u53e3\u8bbf\u95ee SSH\u3002.<\/p>\n<p>\u627e\u5230\u201c#Port 22\u201d\u8fd9\u4e00\u884c\uff0c\u5e76\u5c06\u5176\u66f4\u6539\u4e3a\u7c7b\u4f3c\u201cPort 2222\u201d\u7684\u5185\u5bb9\uff08\u6216\u8005\u5c06 2222 \u66f4\u6539\u4e3a\u60a8\u60f3\u8981\u7684\u4efb\u4f55\u5185\u5bb9\uff09\u3002.<\/p>\n<p>\u4fdd\u5b58\u66f4\u6539\u5e76\u68c0\u67e5\u7aef\u53e3\u662f\u5426\u5df2\u6210\u529f\u66f4\u6539\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo systemctl restart ssh.service\r\nsudo systemctl status ssh<\/code><\/pre>\n<\/div>\n<p>\u786e\u4fdd\u663e\u793a\u201c\u670d\u52a1\u5668\u6b63\u5728\u76d1\u542c :: \u7aef\u53e3 2222\u201d\u3002.<\/p>\n<p>\u5982\u679c\u6307\u5b9a\u4e86\u7aef\u53e3 2222\uff0c\u60a8\u53ef\u4ee5\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u7ec8\u6b62\u4e0e\u670d\u52a1\u5668\u7684\u8fde\u63a5\uff0c\u5e76\u68c0\u67e5\u4e0e\u65b0\u7aef\u53e3\u7684\u8fde\u63a5\u662f\u5426\u6709\u6548\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>ssh -p 2222 holu@&lt;203.0.113.1&gt;\r\n<\/code><\/pre>\n<\/div>\n<p>\u5982\u679c\u53ef\u4ee5\u8fde\u63a5\u5230\u60a8\u8bbe\u7f6e\u7684\u7aef\u53e3\uff0c\u5219\u53ef\u4ee5\u7ee7\u7eed\u5b66\u4e60\u672c\u6559\u7a0b\u3002.<\/p>\n<h2 id=\"%db%8c%da%a9-%d9%81%d8%a7%db%8c%d8%b1%d9%88%d8%a7%d9%84-%d8%b1%d8%a7-%d9%be%db%8c%da%a9%d8%b1%d8%a8%d9%86%d8%af%db%8c-%da%a9%d9%86%db%8c%d8%af\">\u914d\u7f6e\u9632\u706b\u5899<\/h2>\n<p>\u6211\u4eec\u5c06\u4f7f\u7528\u201cufw\u201d\u6765\u7ba1\u7406\u9632\u706b\u5899\u89c4\u5219\u3002\u5b83\u8bbe\u8ba1\u7b80\u6d01\u6613\u7528\uff0c\u5e76\u63d0\u4f9b\u547d\u4ee4\u884c\u754c\u9762\u3002\u60a8\u7684\u7cfb\u7edf\u53ef\u80fd\u5df2\u7ecf\u5b89\u88c5\u4e86ufw\uff0c\u4f46\u60a8\u53ef\u4ee5\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u786e\u8ba4\u5b83\u662f\u5426\u5df2\u5b89\u88c5\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo apt install ufw\r\n<\/code><\/pre>\n<\/div>\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u62d2\u7edd\u6240\u6709\u5165\u7ad9\u7f51\u7edc\u6d41\u91cf\uff0c\u9664\u975e\u5176\u4ed6\u89c4\u5219\u660e\u786e\u5141\u8bb8\u3002\u8fd9\u5bf9\u4e8e\u4fdd\u62a4\u670d\u52a1\u5668\u5b89\u5168\u81f3\u5173\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u53ea\u5141\u8bb8\u60a8\u660e\u786e\u5141\u8bb8\u7684\u6d41\u91cf\u901a\u8fc7\u3002\u60a8\u9700\u8981\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo ufw default deny incoming\r\n<\/code><\/pre>\n<\/div>\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5141\u8bb8\u6240\u6709\u51fa\u7ad9\u7f51\u7edc\u6d41\u91cf\u3002\u8fd9\u901a\u5e38\u662f\u5b89\u5168\u7684\uff0c\u5e76\u5141\u8bb8\u60a8\u7684\u670d\u52a1\u5668\u4e0e\u5176\u4ed6\u670d\u52a1\u5668\u6216\u670d\u52a1\u4e0d\u53d7\u9650\u5236\u5730\u901a\u4fe1\u3002\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo ufw default allow outgoing\r\n<\/code><\/pre>\n<\/div>\n<p>\u73b0\u5728\u6211\u4eec\u9700\u8981\u5141\u8bb8 SSH \u7aef\u53e3\u901a\u8fc7 SSH \u8fde\u63a5\u5230\u670d\u52a1\u5668\u3002\u5982\u679c\u60a8\u6307\u5b9a\u4e86\u5176\u4ed6 SSH \u7aef\u53e3\uff0c\u8bf7\u52a1\u5fc5\u5c06 2222 \u66ff\u6362\u4e3a\u60a8\u7684\u7aef\u53e3\u53f7\uff0c\u7136\u540e\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo ufw allow 2222\/tcp\r\n<\/code><\/pre>\n<\/div>\n<p>\u6700\u540e\uff0c\u6211\u4eec\u9700\u8981\u542f\u7528\u9632\u706b\u5899\u89c4\u5219\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo ufw enable\r\n<\/code><\/pre>\n<\/div>\n<h2 id=\"fail2ban\">\u5931\u8d252Ban<\/h2>\n<p>\u6211\u4eec\u66f4\u6539\u4e86 SSH \u7aef\u53e3\u5e76\u8bbe\u7f6e\u4e86\u9632\u706b\u5899\u3002\u4f46\u662f\uff0c\u5982\u679c\u67d0\u4e2a\u673a\u5668\u4eba\u627e\u5230\u4e86\u6211\u4eec\u7684\u7aef\u53e3\u5e76\u4ecd\u7136\u5c1d\u8bd5\u901a\u8fc7 SSH \u8bbf\u95ee\u6211\u4eec\u7684\u670d\u52a1\u5668\uff0c\u4f1a\u53d1\u751f\u4ec0\u4e48\u60c5\u51b5\uff1f\u8fd9\u5c06\u662f\u4e00\u6b21\u66b4\u529b\u7834\u89e3\u653b\u51fb\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 Fail2Ban \u6765\u4fdd\u62a4\u6211\u4eec\u7684\u670d\u52a1\u5668\u3002\u8be5\u8f6f\u4ef6\u4f1a\u5c01\u7981\u90a3\u4e9b\u663e\u793a\u51fa\u6076\u610f\u8ff9\u8c61\u6216\u6076\u610f\u5c1d\u8bd5\u7684 IP \u5730\u5740\u3002\u8981\u5b89\u88c5\u5e76\u542f\u7528 Fail2Ban\uff0c\u60a8\u9700\u8981\u8fd0\u884c\u4ee5\u4e0b\u4e09\u4e2a\u547d\u4ee4\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo apt install fail2ban\r\nsudo systemctl enable fail2ban\r\nsudo systemctl start fail2ban<\/code><\/pre>\n<\/div>\n<p>\u60a8\u8fd8\u53ef\u4ee5\u901a\u8fc7\u7f16\u8f91 \/etc\/fail2ban\/ \u6587\u4ef6\u5939\u4e2d\u7684\u914d\u7f6e\u6587\u4ef6\u6765\u81ea\u5b9a\u4e49 Fail2Ban \u8bbe\u7f6e\u3002\u6709\u5173\u66f4\u591a\u8be6\u7ec6\u4fe1\u606f\u548c\u6700\u4f73\u5b9e\u8df5\uff0c\u60a8\u53ef\u4ee5\u67e5\u9605 Fail2Ban \u6587\u6863\u3002.<\/p>\n<p>\u592a\u68d2\u4e86\uff01\u60a8\u5df2\u7ecf\u8fc8\u51fa\u4e86\u91cd\u8981\u4e00\u6b65\uff0c\u73b0\u5728\u60a8\u7684\u670d\u52a1\u5668\u5b89\u5168\u6027\u80fd\u5f97\u5230\u4e86\u63d0\u5347\u3002\u76ee\u524d\uff0c\u60a8\u53ea\u9700\u5b9a\u671f\u8fdb\u884c\u4e00\u4e9b\u7ef4\u62a4\u5de5\u4f5c\u5373\u53ef\u3002\u6211\u4eec\u5c06\u5728\u4e0b\u4e00\u8282\u4e2d\u8be6\u7ec6\u8bf4\u660e\u60a8\u9700\u8981\u505a\u4ec0\u4e48\u3002.<\/p>\n<h2 id=\"%d9%85%d8%b1%d8%ad%d9%84%d9%87-2-%d8%aa%d8%b9%d9%85%db%8c%d8%b1-%d9%88-%d9%86%da%af%d9%87%d8%af%d8%a7%d8%b1%db%8c-%d9%85%d9%86%d8%b8%d9%85\">\u6b65\u9aa4\u4e8c \u2013 \u5b9a\u671f\u7ef4\u62a4<\/h2>\n<ul>\n<li>\u7cfb\u7edf\u66f4\u65b0<\/li>\n<\/ul>\n<p>\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u68c0\u67e5\u7cfb\u7edf\u662f\u5426\u6709\u4efb\u4f55\u66f4\u65b0\u3002\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo apt update &amp;&amp; sudo apt upgrade -y\r\n<\/code><\/pre>\n<\/div>\n<ul>\n<li>\u76d1\u6d4b\u62a5\u544a<\/li>\n<\/ul>\n<p>\u60a8\u5e94\u8be5\u5b9a\u671f\u68c0\u67e5\u7cfb\u7edf\u65e5\u5fd7\u4ee5\u68c0\u6d4b\u5f02\u5e38\u6d3b\u52a8\u3002Logwatch \u53ef\u4ee5\u5e2e\u52a9\u60a8\u81ea\u52a8\u6267\u884c\u6b64\u8fc7\u7a0b\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88c5 Logwatch\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo apt install logwatch\r\n<\/code><\/pre>\n<\/div>\n<p>\u60a8\u53ef\u4ee5\u53c2\u8003\u672c\u6307\u5357\u4e86\u89e3\u66f4\u591a\u8be6\u7ec6\u4fe1\u606f\uff0c\u4e86\u89e3\u5982\u4f55\u8bbe\u7f6e\u6bcf\u65e5\u62a5\u544a\uff0c\u4ee5\u53ca\u67e5\u770b\u62a5\u544a\u7684\u6837\u5f0f\u3002.<\/p>\n<ul>\n<li>\u68c0\u67e5\u78c1\u76d8\u4f7f\u7528\u60c5\u51b5\u3002<\/li>\n<\/ul>\n<p>\u4e3a\u4e86\u786e\u4fdd\u60a8\u6709\u8db3\u591f\u7684\u7a7a\u95f4\u8fd0\u884c\u670d\u52a1\u5668\uff0c\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u68c0\u67e5\u5269\u4f59\u78c1\u76d8\u7a7a\u95f4\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>df -h\r\n<\/code><\/pre>\n<\/div>\n<ul>\n<li>\u5907\u4efd\u60a8\u7684\u6570\u636e\u3002<\/li>\n<\/ul>\n<p>\u4e3a\u4e86\u786e\u4fdd\u5728\u670d\u52a1\u5668\u5b8c\u5168\u5220\u9664\u6216\u65e0\u6cd5\u8bbf\u95ee\u7684\u60c5\u51b5\u4e0b\u80fd\u591f\u6062\u590d\uff0c\u60a8\u5e94\u8be5\u59cb\u7ec8\u62e5\u6709\u591a\u4e2a\u5907\u4efd\u3002\u5e78\u8fd0\u7684\u662f\uff0cHetzner \u4e3a\u4e91\u670d\u52a1\u5668\u63d0\u4f9b\u4e86\u4e00\u5957\u81ea\u52a8\u5316\u5907\u4efd\u89e3\u51b3\u65b9\u6848\uff0c\u60a8\u53ef\u4ee5\u5728\u5176\u5b98\u65b9\u6587\u6863\u4e2d\u67e5\u770b\u76f8\u5173\u4fe1\u606f\u3002\u5982\u679c\u60a8\u60f3\u8bbe\u7f6e\u81ea\u5df1\u7684\u5907\u4efd\uff0c\u53ef\u4ee5\u4f7f\u7528\u8bf8\u5982\u201crsync\u201d\u6216\u201cDuplicity\u201d\u4e4b\u7c7b\u7684\u5de5\u5177\u3002.<\/p>\n<ul>\n<li>\u5ba1\u6838\u7528\u6237\u5e10\u6237<\/li>\n<\/ul>\n<p>\u8bf7\u52a1\u5fc5\u5b9a\u671f\u68c0\u67e5\u670d\u52a1\u5668\u4e0a\u7684\u7528\u6237\u5e10\u6237\u3002\u786e\u4fdd\u53ea\u6709\u6388\u6743\u7528\u6237\u624d\u80fd\u8bbf\u95ee\u60a8\u7684\u670d\u52a1\u5668\u3002\u5220\u9664\u4efb\u4f55\u4e0d\u518d\u9700\u8981\u7684\u5e10\u6237\u3002\u60a8\u53ef\u4ee5\u901a\u8fc7\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u68c0\u67e5\u7528\u6237\u5e10\u6237\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo nano \/etc\/passwd\r\n<\/code><\/pre>\n<\/div>\n<ul>\n<li>\u68c0\u67e5\u662f\u5426\u5b58\u5728Rootkit\u548c\u6076\u610f\u8f6f\u4ef6<\/li>\n<\/ul>\n<p>\u8981\u5feb\u901f\u626b\u63cf\u670d\u52a1\u5668\uff0c\u53ef\u4ee5\u4f7f\u7528\u201crkhunter\u201d\u548c\u201cchkrootkit\u201d\u7b49\u5de5\u5177\u3002\u8fd9\u4e9b\u5de5\u5177\u53ef\u4ee5\u5e2e\u52a9\u60a8\u68c0\u67e5\u662f\u5426\u5b58\u5728rootkit\u3001\u540e\u95e8\u548c\u672c\u5730\u6f0f\u6d1e\uff0c\u5e76\u786e\u4fdd\u4e00\u5207\u6b63\u5e38\u3002\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u4ee5\u786e\u4fddrkhunter\u5df2\u5b89\u88c5\u5e76\u8fdb\u884c\u68c0\u67e5\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo apt install rkhunter\r\nsudo rkhunter --check<\/code><\/pre>\n<\/div>\n<p><img  loading=\"lazy\"  decoding=\"async\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAApJREFUCNdjYAAAAAIAAeIhvDMAAAAASUVORK5CYII=\"  alt=\"\"  width=\"730\"  height=\"510\"  class=\"aligncenter wp-image-16001 size-full pk-lazyload\"  data-pk-sizes=\"auto\"  data-ls-sizes=\"auto, (max-width: 730px) 100vw, 730px\"  data-pk-src=\"https:\/\/cdn.itpiran.net\/2024\/08\/04012030\/1.png\"  data-pk-srcset=\"https:\/\/cdn.itpiran.net\/2024\/08\/04012030\/1.png 730w, https:\/\/cdn.itpiran.net\/2024\/08\/04012030\/1-300x210.png 300w, https:\/\/cdn.itpiran.net\/2024\/08\/04012030\/1-110x77.png 110w, https:\/\/cdn.itpiran.net\/2024\/08\/04012030\/1-200x140.png 200w, https:\/\/cdn.itpiran.net\/2024\/08\/04012030\/1-380x265.png 380w, https:\/\/cdn.itpiran.net\/2024\/08\/04012030\/1-255x178.png 255w, https:\/\/cdn.itpiran.net\/2024\/08\/04012030\/1-550x384.png 550w\" ><\/p>\n<ul>\n<li>\u7cfb\u7edf\u6027\u80fd\u76d1\u63a7<\/li>\n<\/ul>\n<p>\u6700\u540e\uff0c\u60a8\u53ef\u4ee5\u5feb\u901f\u68c0\u67e5\u7cfb\u7edf\u6027\u80fd\uff0c\u786e\u4fdd\u8f6f\u4ef6\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u6ca1\u6709\u8d44\u6e90\u74f6\u9888\u3002\u53ef\u4ee5\u4f7f\u7528\u8bf8\u5982\u00abhtop\u00bb\u3001\u00abtop\u00bb\u6216\u00abatop\u00bb\u4e4b\u7c7b\u7684\u5de5\u5177\u3002\u4f46\u60a8\u4e5f\u53ef\u4ee5\u76f4\u63a5\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>htop<\/code><\/pre>\n<\/div>\n<p><img  loading=\"lazy\"  decoding=\"async\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAApJREFUCNdjYAAAAAIAAeIhvDMAAAAASUVORK5CYII=\"  alt=\"\"  width=\"800\"  height=\"509\"  class=\"aligncenter wp-image-16002 size-full pk-lazyload\"  data-pk-sizes=\"auto\"  data-ls-sizes=\"auto, (max-width: 800px) 100vw, 800px\"  data-pk-src=\"https:\/\/cdn.itpiran.net\/2024\/08\/04012201\/2.png\"  data-pk-srcset=\"https:\/\/cdn.itpiran.net\/2024\/08\/04012201\/2.png 800w, https:\/\/cdn.itpiran.net\/2024\/08\/04012201\/2-300x191.png 300w, https:\/\/cdn.itpiran.net\/2024\/08\/04012201\/2-768x489.png 768w, https:\/\/cdn.itpiran.net\/2024\/08\/04012201\/2-110x70.png 110w, https:\/\/cdn.itpiran.net\/2024\/08\/04012201\/2-200x127.png 200w, https:\/\/cdn.itpiran.net\/2024\/08\/04012201\/2-380x242.png 380w, https:\/\/cdn.itpiran.net\/2024\/08\/04012201\/2-255x162.png 255w, https:\/\/cdn.itpiran.net\/2024\/08\/04012201\/2-550x350.png 550w\" ><\/p>\n<h2 id=\"%d9%85%d8%b1%d8%ad%d9%84%d9%87-3-%d8%a7%d8%a8%d8%b2%d8%a7%d8%b1%d9%87%d8%a7%db%8c-%d8%a7%d9%85%d9%86%db%8c%d8%aa%db%8c-%d8%a8%db%8c%d8%b4%d8%aa%d8%b1\">\u6b65\u9aa4 3 \u2013 \u66f4\u591a\u5b89\u5168\u5de5\u5177<\/h2>\n<ul>\n<li>\u4f7f\u7528\u5165\u4fb5\u68c0\u6d4b\u7cfb\u7edf\u3002<\/li>\n<\/ul>\n<p>\u60a8\u53ef\u4ee5\u4f7f\u7528\u201cAIDE\u201d\uff08\u9ad8\u7ea7\u5165\u4fb5\u68c0\u6d4b\u73af\u5883\uff09\u7b49\u5de5\u5177\u6765\u76d1\u63a7\u7cfb\u7edf\u53d8\u66f4\u3002\u5b83\u4f1a\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u60a8\u6587\u4ef6\u548c\u6587\u4ef6\u5939\u7684\u6570\u636e\u5e93\uff0c\u5e76\u5c06\u60a8\u7684\u7cfb\u7edf\u4e0e\u8be5\u6570\u636e\u5e93\u8fdb\u884c\u6bd4\u8f83\uff0c\u4ee5\u786e\u4fdd\u6587\u4ef6\u5b8c\u6574\u6027\u3002\u60a8\u53ef\u4ee5\u4ece\u5176\u4ee3\u7801\u5e93\u4e2d\u67e5\u770b\u66f4\u591a\u8be6\u7ec6\u4fe1\u606f\u3002\u9996\u6b21\u4f7f\u7528\u65f6\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u5b89\u88c5\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo apt install aide\r\n<\/code><\/pre>\n<\/div>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u542f\u52a8\u5e76\u751f\u6210\u6570\u636e\u5e93\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo aideinit\r\nsudo cp \/var\/lib\/aide\/aide.db.new \/var\/lib\/aide\/aide.db<\/code><\/pre>\n<\/div>\n<p>\u7136\u540e\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5c06\u60a8\u7684\u7cfb\u7edf\u4e0e\u6570\u636e\u5e93\u8fdb\u884c\u6bd4\u8f83\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo aide --config \/etc\/aide\/aide.conf --check\r\n<\/code><\/pre>\n<\/div>\n<ul>\n<li>\u542f\u7528\u53cc\u56e0\u7d20\u8eab\u4efd\u9a8c\u8bc1 (2FA)<\/li>\n<\/ul>\n<p>\u60a8\u8fd8\u53ef\u4ee5\u8bbe\u7f6e\u53cc\u56e0\u7d20\u8eab\u4efd\u9a8c\u8bc1 (2FA)\uff0c\u4ee5\u4fbf\u901a\u8fc7 SSH \u767b\u5f55\u670d\u52a1\u5668\u3002\u8fd9\u53ef\u4ee5\u589e\u52a0\u4e00\u5c42\u989d\u5916\u7684\u4fdd\u62a4\uff0c\u5e76\u964d\u4f4e\u672a\u7ecf\u6388\u6743\u8bbf\u95ee\u7684\u98ce\u9669\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u5b89\u88c5\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>sudo apt install libpam-google-authenticator\r\n<\/code><\/pre>\n<\/div>\n<p>\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u5373\u53ef\u542f\u52a8\u5b83\uff1a<\/p>\n<div class=\"hcb_wrap\" data-no-translation=\"\" data-no-auto-translation=\"\">\n<pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>google-authenticator\r\n<\/code><\/pre>\n<\/div>\n<ul>\n<li>\u5b89\u5168 Web \u5e94\u7528\u7a0b\u5e8f<\/li>\n<\/ul>\n<p>\u5982\u679c\u60a8\u5728\u670d\u52a1\u5668\u4e0a\u8fd0\u884c Web \u5e94\u7528\u7a0b\u5e8f\uff0c\u8bf7\u52a1\u5fc5\u9075\u5faa\u6700\u4f73\u5b9e\u8df5\u5e76\u5b9a\u671f\u66f4\u65b0\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u8fd0\u884c\u7684\u662f WordPress\uff0c\u5219\u5e94\u59cb\u7ec8\u4f7f\u7528\u6700\u65b0\u7248\u672c\u7684 WordPress\uff0c\u5e76\u4fdd\u6301\u6240\u6709\u63d2\u4ef6\u548c\u4e3b\u9898\u7684\u66f4\u65b0\u3002\u6b64\u5916\uff0c\u60a8\u8fd8\u5e94\u8be5\u5b89\u88c5\u5408\u9002\u7684 WordPress \u5b89\u5168\u63d2\u4ef6\u3002\u8fd9\u5c06\u964d\u4f4e\u672a\u7ecf\u6388\u6743\u8bbf\u95ee\u60a8\u7684\u670d\u52a1\u5668\u548c\u5e94\u7528\u7a0b\u5e8f\u7684\u98ce\u9669\u3002.<\/p>\n<h2 id=\"%d9%85%d8%b1%d8%ad%d9%84%d9%87-4-%d8%b7%d8%b1%d8%ad-%d9%88%d8%a7%da%a9%d9%86%d8%b4-%d8%a8%d9%87-%d8%ad%d8%a7%d8%af%d8%ab%d9%87\">\u7b2c\u56db\u6b65\u2014\u2014\u4e8b\u4ef6\u54cd\u5e94\u8ba1\u5212<\/h2>\n<p>\u5927\u578b\u673a\u6784\u7684\u65b9\u6848\u53ef\u4ee5\u975e\u5e38\u8be6\u7ec6\uff0c\u4f46\u5bf9\u4e8e\u5c0f\u578b\u5a31\u4e50\u670d\u52a1\u5668\uff0c\u6211\u4eec\u4f1a\u5c3d\u91cf\u7b80\u5316\uff0c\u4f7f\u5176\u6613\u4e8e\u64cd\u4f5c\u3002\u56e0\u6b64\uff0c\u6211\u4e3a\u60a8\u51c6\u5907\u4e86\u4e00\u4e2a\u4e09\u6b65\u8ba1\u5212\u3002.<\/p>\n<ul>\n<li>\u51c6\u5907<\/li>\n<\/ul>\n<p>\u5728\u672c\u90e8\u5206\uff0c\u60a8\u9700\u8981\u5728\u8bb0\u4e8b\u672c\u7a0b\u5e8f\u4e2d\u521b\u5efa\u4e00\u4e2a\u5173\u4e8e\u670d\u52a1\u5668\u4fe1\u606f\u7684\u7b80\u77ed\u6587\u672c\u6587\u4ef6\u6216\u7b14\u8bb0\u3002\u5185\u5bb9\u5e94\u5305\u62ec\u670d\u52a1\u5668\u67b6\u6784\u3001\u8fd0\u884c\u7684\u8f6f\u4ef6\u3001\u5907\u4efd\u548c\u65e5\u5fd7\u7684\u5b58\u50a8\u4f4d\u7f6e\u4ee5\u53ca\u60a8\u7684\u914d\u7f6e\u7b49\u4fe1\u606f\u3002\u8bf7\u5c06\u6b64\u7b14\u8bb0\u59a5\u5584\u4fdd\u7ba1\u3002\u60a8\u53ef\u4ee5\u53c2\u8003\u4ee5\u4e0b\u793a\u4f8b\u4f5c\u4e3a\u8d77\u70b9\uff1a<\/p>\n<h5 id=\"%d8%a7%d8%b7%d9%84%d8%a7%d8%b9%d8%a7%d8%aa-%d8%b3%d8%b1%d9%88%d8%b1\">\u670d\u52a1\u5668\u4fe1\u606f<\/h5>\n<table>\n<thead>\n<tr>\n<th>\u4fe1\u606f<\/th>\n<th>\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u670d\u52a1\u5668\u540d\u79f0<\/td>\n<td>\u6211\u7684\u670d\u52a1\u566801<\/td>\n<\/tr>\n<tr>\n<td>IP\u5730\u5740<\/td>\n<td>192.168.1.100<\/td>\n<\/tr>\n<tr>\n<td>\u64cd\u4f5c\u7cfb\u7edf<\/td>\n<td>Ubuntu 24.04 LTS<\/td>\n<\/tr>\n<tr>\n<td>\u4e2d\u592e\u5904\u7406\u5668<\/td>\n<td>4 \u4e2a\u865a\u62df CPU<\/td>\n<\/tr>\n<tr>\n<td>\u5185\u5b58<\/td>\n<td>8GB<\/td>\n<\/tr>\n<tr>\n<td>\u8d2e\u5b58<\/td>\n<td>100GB \u56fa\u6001\u786c\u76d8<\/td>\n<\/tr>\n<tr>\n<td>SSH\u7aef\u53e3<\/td>\n<td>2222<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>\u8f6f\u4ef6\u548c\u670d\u52a1\uff1aNginx 1.18.0\u3001PostgreSQL 13\u3001Django 3.1<\/li>\n<li>\u5907\u4efd\uff1a\u53cc\u91cd\u5907\u4efd\uff0c\u6bcf\u65e5\u5907\u4efd\uff0c\u5206\u522b\u5b58\u50a8\u5728 \/mnt\/backup \u548c AWS S3 \u8fdc\u7a0b\u5b58\u50a8\u4e2d\uff0c\u4fdd\u7559\u671f 30 \u5929\u3002<\/li>\n<li>Nginx \u914d\u7f6e\uff1a\/etc\/nginx\/nginx.conf<\/li>\n<li>PostgreSQL \u914d\u7f6e\uff1a\/etc\/postgresql\/13\/main\/postgresql.conf<\/li>\n<li>Django \u914d\u7f6e\uff1a\/home\/myuser\/myapp\/settings.py<\/li>\n<li>UFW \u914d\u7f6e\uff1a\/etc\/ufw\/ufw.conf<\/li>\n<\/ul>\n<\/li>\n<li>\u9274\u522b<\/li>\n<\/ul>\n<p>\u6b64\u65f6\uff0c\u60a8\u9700\u8981\u68c0\u67e5\u670d\u52a1\u5668\u5230\u5e95\u51fa\u4e86\u4ec0\u4e48\u95ee\u9898\u3002\u95ee\u9898\u6216\u5b89\u5168\u6f0f\u6d1e\u662f\u4e0e\u60a8\u7684 Web \u5e94\u7528\u7a0b\u5e8f\u3001\u670d\u52a1\u5668\u672c\u8eab\uff0c\u8fd8\u662f\u670d\u52a1\u5668\u5185\u90e8\u7684\u67d0\u4e2a\u6570\u636e\u5e93\u6709\u5173\uff1f\u5982\u679c\u60a8\u4e0d\u786e\u5b9a\uff0c\u8bf7\u59cb\u7ec8\u5047\u8bbe\u6240\u6709\u73af\u8282\u90fd\u5b58\u5728\u98ce\u9669\u3002\u56e0\u6b64\uff0c\u60a8\u9700\u8981\u91cd\u65b0\u5f00\u59cb\u68c0\u67e5\u6240\u6709\u5185\u5bb9\uff0c\u9996\u5148\u4ece\u670d\u52a1\u5668\u5165\u624b\u3002.<\/p>\n<ul>\n<li>\u6539\u8fdb<\/li>\n<\/ul>\n<p>\u672c\u8282\u4ecb\u7ecd\u5982\u4f55\u6062\u590d\u53d7\u635f\u7cfb\u7edf\u3002\u5982\u679c\u60a8\u65e0\u6cd5\u8bbf\u95ee\u670d\u52a1\u5668\uff0c\u5219\u5e94\u4ece\u670d\u52a1\u5668\u5907\u4efd\u8fdb\u884c\u6062\u590d\u3002\u5982\u679c\u60a8\u7684\u67d0\u4e2a Web \u5e94\u7528\u7a0b\u5e8f\u51fa\u73b0\u6545\u969c\uff0c\u5219\u53ef\u80fd\u53ea\u9700\u4ece\u5176\u5907\u4efd\u8fdb\u884c\u6062\u590d\u3002\u8bf7\u786e\u4fdd\u6240\u6709\u5185\u5bb9\u5747\u5df2\u6062\u590d\u3001\u6d4b\u8bd5\u5b8c\u6bd5\u4e14\u8fd0\u884c\u6b63\u5e38\uff0c\u5e76\u5df2\u8fd0\u884c\u5b89\u5168\u626b\u63cf\u3002.<\/p>\n<h2 id=\"%d9%86%d8%aa%db%8c%d8%ac%d9%87\">\u7ed3\u679c<\/h2>\n<p>\u4fdd\u62a4\u670d\u52a1\u5668\u5b89\u5168\u9700\u8981\u7ed3\u5408\u6700\u4f73\u5b9e\u8df5\u548c\u5b9a\u671f\u7ef4\u62a4\u3002\u6309\u7167\u672c\u6587\u6240\u8ff0\u6b65\u9aa4\u64cd\u4f5c\uff0c\u60a8\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u670d\u52a1\u5668\u5b89\u5168\u6027\u5e76\u4fdd\u62a4\u60a8\u7684\u5b9d\u8d35\u6570\u636e\u3002\u8bf7\u8bb0\u4f4f\uff0c\u5b89\u5168\u662f\u4e00\u4e2a\u6301\u7eed\u7684\u8fc7\u7a0b\uff0c\u56e0\u6b64\u8bf7\u52a1\u5fc5\u5b9a\u671f\u68c0\u67e5\u60a8\u7684\u670d\u52a1\u5668\u3002.<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"\u5f15\u8a00 \u6211\u8fd8\u8bb0\u5f97\u6211\u7684\u7b2c\u4e00\u53f0\u670d\u52a1\u5668\u3002\u6211\u51e0\u4e4e\u6ca1\u6709\u91c7\u53d6\u4efb\u4f55\u5b89\u5168\u63aa\u65bd\u2026\u2026","protected":false},"author":1,"featured_media":15998,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"\u0686\u06af\u0648\u0646\u0647 \u0633\u0631\u0648\u0631 \u0627\u0648\u0628\u0648\u0646\u062a\u0648 \u062e\u0648\u062f \u0631\u0627 \u0627\u06cc\u0645\u0646 \u0646\u06af\u0647 \u062f\u0627\u0631\u06cc\u062f","_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","_yoast_wpseo_canonical":"","_yoast_wpseo_opengraph-description":"","_yoast_wpseo_opengraph-image":"","_yoast_wpseo_twitter-description":"","_yoast_wpseo_twitter-image":"","_yoast_wpseo_focuskeywords":"","_yoast_wpseo_primary_category":"193","footnotes":""},"categories":[193,324,204],"tags":[404,368],"class_list":{"0":"post-15997","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-tutorials","8":"category-security","9":"category-servers","10":"tag-security","11":"tag-ubuntu"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u0686\u06af\u0648\u0646\u0647 \u0633\u0631\u0648\u0631 \u0627\u0648\u0628\u0648\u0646\u062a\u0648 \u062e\u0648\u062f \u0631\u0627 \u0627\u06cc\u0645\u0646 \u0646\u06af\u0647 \u062f\u0627\u0631\u06cc\u062f - \u0628\u0644\u0627\u06af 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