{"id":208842,"date":"2025-09-29T23:16:34","date_gmt":"2025-09-29T15:16:34","guid":{"rendered":"https:\/\/www.server.hk\/blog\/208842\/"},"modified":"2025-09-29T23:16:35","modified_gmt":"2025-09-29T15:16:35","slug":"vps-ssh","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/208842\/","title":{"rendered":"\u9999\u6e2fVPS SSH\u767b\u5f55\u9519\u8bef\uff1a\u5feb\u901f\u6392\u67e5\u4e0e\u4e00\u952e\u4fee\u590d\u6307\u5357"},"content":{"rendered":"<p>\u5f53\u7ad9\u957f\u6216\u5f00\u53d1\u8005\u8fdc\u7a0b\u7ba1\u7406\u9999\u6e2fVPS\u65f6\uff0c\u6700\u5e38\u9047\u5230\u7684\u95ee\u9898\u4e4b\u4e00\u5c31\u662f\u65e0\u6cd5\u901a\u8fc7SSH\u767b\u5f55\u3002\u51fa\u73b0SSH\u8fde\u63a5\u5931\u8d25\u53ef\u80fd\u6765\u6e90\u4e8e\u914d\u7f6e\u9519\u8bef\u3001\u5bc6\u94a5\u6743\u9650\u4e0d\u5f53\u3001\u9632\u706b\u5899\u7b56\u7565\u6216\u64cd\u4f5c\u7cfb\u7edf\u66f4\u65b0\u540e\u670d\u52a1\u5f02\u5e38\u7b49\u591a\u79cd\u539f\u56e0\u3002\u672c\u6587\u5c06\u4ee5\u4e13\u4e1a\u3001\u6e05\u6670\u7684\u65b9\u5f0f\u8bb2\u89e3SSH\u767b\u5f55\u5931\u8d25\u7684\u539f\u7406\u4e0e\u5e38\u89c1\u573a\u666f\uff0c\u5e76\u7ed9\u51fa\u4ece\u5feb\u901f\u6392\u67e5\u5230\u201c\u4e00\u952e\u4fee\u590d\u201d\u7684\u5b9e\u7528\u547d\u4ee4\u4e0e\u811a\u672c\uff0c\u5e2e\u52a9\u4f60\u5728\u9999\u6e2f\u670d\u52a1\u5668\u6216\u7f8e\u56fd\u670d\u52a1\u5668\u4e0a\u5feb\u901f\u6062\u590d\u8fdc\u7a0b\u8bbf\u95ee\u3002<\/p>\n<h2>SSH\u767b\u5f55\u5931\u8d25\u7684\u57fa\u672c\u539f\u7406<\/h2>\n<p>SSH\uff08Secure Shell\uff09\u901a\u8fc7\u52a0\u5bc6\u901a\u9053\u5b9e\u73b0\u8fdc\u7a0b\u547d\u4ee4\u884c\u7ba1\u7406\u3002\u8981\u5efa\u7acb\u8fde\u63a5\uff0c\u9700\u8981\u6ee1\u8db3\u4e09\u4e2a\u57fa\u672c\u6761\u4ef6\uff1a<\/p>\n<ul>\n<li>\u7f51\u7edc\u53ef\u8fbe\u6027\uff1a\u5ba2\u6237\u7aef\u53ef\u4e0e\u76ee\u6807IP\/\u7aef\u53e3\uff08\u9ed8\u8ba422\uff09\u5efa\u7acbTCP\u8fde\u63a5\u3002<\/li>\n<li>\u670d\u52a1\u7aef\u5b88\u62a4\u8fdb\u7a0b\uff08sshd\uff09\u8fd0\u884c\u5e76\u76d1\u542c\u6b63\u786e\u7aef\u53e3\u3002<\/li>\n<li>\u8ba4\u8bc1\u901a\u8fc7\uff1a\u57fa\u4e8e\u516c\u94a5\u3001\u53e3\u4ee4\u6216\u5176\u4ed6\u8ba4\u8bc1\u65b9\u5f0f\uff0c\u4e14\u76f8\u5173\u6587\u4ef6\u6743\u9650\u3001PAM\u7b56\u7565\u3001SELinux\/AppArmor\u7b49\u5141\u8bb8\u767b\u5f55\u3002<\/li>\n<\/ul>\n<p>\u4efb\u4f55\u4e00\u73af\u51fa\u73b0\u95ee\u9898\u90fd\u4f1a\u5bfc\u81f4\u767b\u5f55\u5931\u8d25\u3002\u5e38\u89c1\u9519\u8bef\u4fe1\u606f\u5305\u62ec\u201cConnection timed out\u201d\u3001\u201cConnection refused\u201d\u3001\u201cPermission denied (publickey,password)\u201d\u3001\u201cAuthentication timeout\u201d\u7b49\uff0c\u4e0d\u540c\u9519\u8bef\u63d0\u793a\u6307\u5411\u4e0d\u540c\u7684\u6545\u969c\u9886\u57df\u3002<\/p>\n<h2>\u5e38\u89c1\u573a\u666f\u4e0e\u5feb\u901f\u6392\u67e5\u6b65\u9aa4<\/h2>\n<h3>1. \u7f51\u7edc\u4e0e\u7aef\u53e3\u4e0d\u53ef\u8fbe\uff08Connection timed out\uff09<\/h3>\n<p>\u6392\u67e5\u6b65\u9aa4\uff1a<\/p>\n<ul>\n<li>\u672c\u5730\u7aef\u4f7f\u7528telnet\u6216nc\u68c0\u6d4b\u7aef\u53e3\u8fde\u901a\u6027\uff1a<code>telnet x.x.x.x 22<\/code> \u6216 <code>nc -vz x.x.x.x 22<\/code>\u3002<\/li>\n<li>\u5728\u5916\u7f51\u73af\u5883\uff0c\u786e\u8ba4ISP\u6216\u4e91\u5382\u5546\u662f\u5426\u9650\u5236\u51fa\u7ad9\/\u5165\u7ad9\u7aef\u53e3\uff08\u6709\u65f6\u7f8e\u56fdVPS\u4f1a\u6709\u9ed8\u8ba4\u5b89\u5168\u7ec4\u7b56\u7565\uff09\u3002<\/li>\n<li>\u68c0\u67e5\u670d\u52a1\u5668\u4e0a\u7684\u76d1\u542c\uff1a<code>sudo ss -tlnp | grep :22<\/code> \u6216 <code>sudo netstat -tlnp | grep sshd<\/code>\u3002<\/li>\n<\/ul>\n<h3>2. \u670d\u52a1\u672a\u8fd0\u884c\u6216\u914d\u7f6e\u9519\u8bef\uff08Connection refused\uff09<\/h3>\n<p>\u6392\u67e5\u6b65\u9aa4\uff1a<\/p>\n<ul>\n<li>\u786e\u8ba4sshd\u662f\u5426\u542f\u52a8\uff1a<code>sudo systemctl status sshd<\/code>\uff08\u6216\u5728\u67d0\u4e9b\u53d1\u884c\u7248\u4e0a\u4e3a<code>ssh<\/code>\uff09\u3002<\/li>\n<li>\u67e5\u770b\u6700\u8fd1\u7684\u65e5\u5fd7\uff1a<code>sudo journalctl -u sshd -n 200<\/code> \u6216 <code>sudo tail -n 200 \/var\/log\/auth.log<\/code>\u3002<\/li>\n<li>\u5e38\u89c1\u914d\u7f6e\u9519\u8bef\u5305\u62ecsshd_config\u4e2d\u7aef\u53e3\u9519\u8bef\u3001PermitRootLogin\u3001PasswordAuthentication\u6216Match\u89c4\u5219\u8bef\u914d\u7f6e\u3002<\/li>\n<\/ul>\n<h3>3. \u516c\u94a5\u8ba4\u8bc1\u5931\u8d25\uff08Permission denied (publickey)\uff09<\/h3>\n<p>\u6392\u67e5\u6b65\u9aa4\uff1a<\/p>\n<ul>\n<li>\u68c0\u67e5~\/.ssh\/authorized_keys\u662f\u5426\u5305\u542b\u6b63\u786e\u7684\u516c\u94a5\u4ee5\u53ca\u683c\u5f0f\u65e0\u8bef\u3002<\/li>\n<li>\u6838\u9a8c\u6743\u9650\uff1a<code>chmod 700 ~\/.ssh<\/code> \u548c <code>chmod 600 ~\/.ssh\/authorized_keys<\/code>\uff1b\u5bb6\u76ee\u5f55\u6743\u9650\u4e0d\u5e94\u5bf9\u5916\u5199\uff1a<code>chmod 755 ~<\/code>\u3002<\/li>\n<li>\u67e5\u770bsshd\u65e5\u5fd7\u4e2d\u7684\u516c\u94a5\u89e3\u6790\u9519\u8bef\u548cSELinux\u62d2\u7edd\uff08<code>sudo ausearch -m AVC -ts recent<\/code>\uff09\u3002<\/li>\n<\/ul>\n<h3>4. PAM\/\u5bc6\u7801\u7b56\u7565\u6216\u8d26\u6237\u9501\u5b9a\uff08Authentication failures\uff09<\/h3>\n<p>\u6392\u67e5\u6b65\u9aa4\uff1a<\/p>\n<ul>\n<li>\u68c0\u67e5\/var\/log\/auth.log\u6216\/var\/log\/secure\u4e2d\u5173\u4e8ePAM\u3001faillog\u7684\u8bb0\u5f55\u3002<\/li>\n<li>\u786e\u8ba4\u7528\u6237\u672a\u88ab\u9501\uff1a<code>sudo passwd -S username<\/code> \u6216 <code>sudo faillog -u username<\/code>\u3002<\/li>\n<li>\u5982\u679c\u4f7f\u7528\u4e24\u6b65\u8ba4\u8bc1\uff08Google Authenticator\uff09\u6216LDAP\/AD\uff0c\u6838\u9a8c\u4e2d\u95f4\u4ef6\u662f\u5426\u53ef\u7528\u3002<\/li>\n<\/ul>\n<h3>5. \u6587\u4ef6\u7cfb\u7edf\u6216\u6743\u9650\u5bfc\u81f4sshd\u65e0\u6cd5\u8bfb\u53d6\u6388\u6743\u6587\u4ef6<\/h3>\n<p>\u82e5\/home\u6302\u8f7d\u4e3aNFS\u6216\u6743\u9650\u7ee7\u627f\u5f02\u5e38\uff0csshd\u53ef\u80fd\u62d2\u7edd\u516c\u94a5\u8ba4\u8bc1\u3002\u6392\u67e5\u5305\u62ec\u9a8c\u8bc1\u6302\u8f7d\u9009\u9879\u548c\u7528\u6237UID\/GID\u4e00\u81f4\u6027\u3002<\/p>\n<h2>\u9ad8\u7ea7\u8bca\u65ad\u65b9\u6cd5\u4e0e\u5173\u952e\u65e5\u5fd7\u4f4d\u7f6e<\/h2>\n<p>\u83b7\u53d6\u5c3d\u53ef\u80fd\u591a\u7684\u8bca\u65ad\u4fe1\u606f\u662f\u89e3\u51b3\u95ee\u9898\u7684\u5173\u952e\u3002\u5e38\u7528\u547d\u4ee4\uff1a<\/p>\n<ul>\n<li><code>sudo tail -n 200 \/var\/log\/auth.log<\/code> \u6216 <code>\/var\/log\/secure<\/code>\uff08\u4e0d\u540c\u53d1\u884c\u7248\u4f4d\u7f6e\u4e0d\u540c\uff09\u3002<\/li>\n<li><code>sudo journalctl -u sshd -b<\/code> \u67e5\u770b\u672c\u6b21\u5f15\u5bfc\u4ee5\u6765sshd\u76f8\u5173\u65e5\u5fd7\u3002<\/li>\n<li>\u63d0\u9ad8sshd\u65e5\u5fd7\u7ea7\u522b\uff1a\u7f16\u8f91 <code>\/etc\/ssh\/sshd_config<\/code>\uff0c\u5c06 <code>LogLevel<\/code> \u8bbe\u4e3a <code>VERBOSE<\/code> \u6216 <code>DEBUG<\/code>\uff08\u6ce8\u610f\uff1a\u751f\u4ea7\u73af\u5883\u77ed\u65f6\u95f4\u53ef\u7528\uff0c\u957f\u671f\u5f00\u542f\u4f1a\u6cc4\u9732\u654f\u611f\u4fe1\u606f\uff09\u3002\u4e4b\u540e\u91cd\u542fsshd\u5e76\u590d\u73b0\u95ee\u9898\u3002<\/li>\n<li>\u4f7f\u7528ssh\u5ba2\u6237\u7aef\u7684\u8c03\u8bd5\u6a21\u5f0f\uff1a<code>ssh -vvv user@host<\/code>\uff08\u591a\u5c42-v\u53ef\u89c2\u5bdf\u5230\u63e1\u624b\u3001\u5bc6\u94a5\u534f\u5546\u548c\u8ba4\u8bc1\u7ec6\u8282\uff09\u3002<\/li>\n<\/ul>\n<h2>\u4e00\u952e\u4fee\u590d\u601d\u8def\u4e0e\u793a\u4f8b\u811a\u672c<\/h2>\n<p>\u4ee5\u4e0b\u63d0\u4f9b\u4e00\u7ec4\u9488\u5bf9\u5e38\u89c1\u95ee\u9898\u7684\u5feb\u901f\u4fee\u590d\u547d\u4ee4\u96c6\u5408\uff0c\u53ef\u505a\u6210\u4e00\u952e\u811a\u672c\u3002\u4f46\u5728\u8fd0\u884c\u524d\u8bf7\u52a1\u5fc5\u786e\u8ba4\u4f60\u6709\u63a7\u5236\u53f0\uff08VNC\/\u4e91\u63a7\u5236\u53f0\uff09\u6216\u5176\u4ed6\u56de\u6eda\u624b\u6bb5\uff0c\u907f\u514d\u9519\u8bef\u547d\u4ee4\u5bfc\u81f4\u4e8c\u6b21\u9501\u5b9a\u3002<\/p>\n<h3>\u4e00\u952e\u6062\u590dsshd\u57fa\u7840\u914d\u7f6e\u4e0e\u6743\u9650\u811a\u672c\uff08\u793a\u4f8b\uff09<\/h3>\n<p>\u811a\u672c\u529f\u80fd\uff1a<\/p>\n<ul>\n<li>\u5907\u4efd\u5f53\u524dsshd_config\u5e76\u6062\u590d\u4e3a\u5b89\u5168\u9ed8\u8ba4\u3002<\/li>\n<li>\u4fee\u590d\u7528\u6237.ssh\u76ee\u5f55\u4e0eauthorized_keys\u6743\u9650\u3002<\/li>\n<li>\u91cd\u542fsshd\u5e76\u8f93\u51fa\u72b6\u6001\u4e0e\u6700\u8fd1\u65e5\u5fd7\u3002<\/li>\n<\/ul>\n<p>\u793a\u4f8b\u547d\u4ee4\uff08\u9010\u884c\u6267\u884c\u6216\u5199\u5165\u811a\u672c\uff09\uff1a<\/p>\n<p><code>sudo cp \/etc\/ssh\/sshd_config \/etc\/ssh\/sshd_config.bak.$(date +%F-%T)<\/code><\/p>\n<p><code>cat &gt;\/tmp\/sshd_config.default &lt;&lt;&#039;EOF&#039;<br \/>\nPort 22<br \/>\nPermitRootLogin no<br \/>\nPasswordAuthentication yes<br \/>\nChallengeResponseAuthentication no<br \/>\nUsePAM yes<br \/>\nX11Forwarding no<br \/>\nLogLevel VERBOSE<br \/>\nEOF<br \/>\nsudo mv \/tmp\/sshd_config.default \/etc\/ssh\/sshd_config<br \/>\nsudo chown root:root \/etc\/ssh\/sshd_config<br \/>\nsudo chmod 644 \/etc\/ssh\/sshd_config<\/code><\/p>\n<p>\u4fee\u590d\u7528\u6237\u6743\u9650\uff08\u66ff\u6362\u4e3a\u5b9e\u9645\u7528\u6237\u540d\uff09\uff1a<\/p>\n<p><code>USER=youruser<br \/>\nsudo mkdir -p \/home\/$USER\/.ssh<br \/>\nsudo chown $USER:$USER \/home\/$USER\/.ssh<br \/>\nsudo chmod 700 \/home\/$USER\/.ssh<br \/>\nsudo touch \/home\/$USER\/.ssh\/authorized_keys<br \/>\nsudo chown $USER:$USER \/home\/$USER\/.ssh\/authorized_keys<br \/>\nsudo chmod 600 \/home\/$USER\/.ssh\/authorized_keys<\/code><\/p>\n<p>\u91cd\u542fsshd\u5e76\u68c0\u67e5\uff1a<\/p>\n<p><code>sudo systemctl restart sshd &amp;&amp; sudo systemctl status sshd --no-pager<br \/>\nsudo tail -n 100 \/var\/log\/auth.log<\/code><\/p>\n<p>\u8bf4\u660e\uff1a\u4e0a\u8ff0\u5c06PasswordAuthentication\u4e34\u65f6\u8bbe\u4e3ayes\uff0c\u4fbf\u4e8e\u56de\u6eaf\u4e0e\u6d4b\u8bd5\uff1b\u4fee\u590d\u5b8c\u6210\u540e\u5efa\u8bae\u5207\u6362\u56de\u516c\u94a5\u767b\u5f55\u5e76\u7981\u7528\u53e3\u4ee4\u767b\u5f55\u4ee5\u63d0\u9ad8\u5b89\u5168\u6027\u3002<\/p>\n<h3>\u81ea\u52a8\u751f\u6210\/\u4fee\u590d\u4e3b\u673a\u5bc6\u94a5\uff08\u5982\u679c\u63d0\u793aHost key verification failed\u6216sshd\u65e0\u6cd5\u542f\u52a8\uff09<\/h3>\n<p>\u547d\u4ee4\uff1a<\/p>\n<p><code>sudo dpkg-reconfigure openssh-server  # Debian\/Ubuntu<br \/>\nsudo ssh-keygen -A  # \u751f\u6210\u7f3a\u5931\u7684\u4e3b\u673a\u5bc6\u94a5<br \/>\nsudo systemctl restart sshd<\/code><\/p>\n<h3>\u9488\u5bf9\u9632\u706b\u5899\/\u5b89\u5168\u7ec4\u7684\u5feb\u901f\u89c4\u5219\u4fee\u590d\uff08iptables\/nftables\/firewalld\uff09<\/h3>\n<p>\u5982\u679c\u7aef\u53e3\u88ab\u9632\u706b\u5899\u963b\u65ad\uff1a<\/p>\n<p><code>sudo iptables -I INPUT -p tcp --dport 22 -j ACCEPT<\/p>\n<h1>\u6216 firewalld<\/h1>\n<p>sudo firewall-cmd --permanent --add-service=ssh<br \/>\nsudo firewall-cmd --reload<\/code><\/p>\n<p>\u6ce8\u610f\uff1a\u5728\u4e91\u73af\u5883\uff08\u5982\u9999\u6e2fVPS\u6216\u7f8e\u56fdVPS\uff09\u540c\u65f6\u68c0\u67e5\u4e91\u63a7\u5236\u9762\u677f\u4e2d\u7684\u5b89\u5168\u7ec4\u89c4\u5219\u3002<\/p>\n<h2>\u4f18\u52bf\u5bf9\u6bd4\u4e0e\u9009\u8d2d\u5efa\u8bae\uff08\u9999\u6e2fVPS vs \u7f8e\u56fd\u670d\u52a1\u5668 \u7b49\uff09<\/h2>\n<p>\u5728\u9009\u62e9\u6258\u7ba1\u5730\u70b9\u65f6\uff0c\u5e94\u8003\u8651\u5ef6\u8fdf\u3001\u5408\u89c4\u4e0e\u6210\u672c\u7b49\u56e0\u7d20\uff1a<\/p>\n<ul>\n<li><strong>\u9999\u6e2fVPS<\/strong>\uff1a\u5bf9\u9999\u6e2f\u53ca\u4e2d\u56fd\u5927\u9646\u7528\u6237\u5ef6\u8fdf\u4f4e\uff0c\u9002\u5408\u9762\u5411\u534e\u8bed\u7528\u6237\u7684\u7ad9\u70b9\u3001\u4f01\u4e1a\u5185\u90e8\u670d\u52a1\u53ca\u6570\u636e\u540c\u6b65\u9700\u6c42\u3002\u5bf9\u5927\u9646\u8bbf\u95ee\u901f\u5ea6\u548c\u7a33\u5b9a\u6027\u6709\u5929\u7136\u4f18\u52bf\u3002<\/li>\n<li><strong>\u7f8e\u56fdVPS\/\u7f8e\u56fd\u670d\u52a1\u5668<\/strong>\uff1a\u5e26\u5bbd\u8d44\u6e90\u4e30\u5bcc\uff0c\u9002\u5408\u9762\u5411\u5168\u7403\u6216\u5317\u7f8e\u7528\u6237\u3001\u9ad8\u5e76\u53d1\u5185\u5bb9\u5206\u53d1\u6216\u9700\u8981\u8f83\u5927\u51fa\u53e3\u5e26\u5bbd\u7684\u573a\u666f\u3002\u4ef7\u683c\u4e0e\u5957\u9910\u66f4\u7075\u6d3b\uff0c\u4e14\u90e8\u5206\u4e91\u670d\u52a1\u5bf9\u5f00\u53d1\u8005\u53cb\u597d\u3002<\/li>\n<li>\u5728\u5b89\u5168\u4e0e\u53ef\u63a7\u6027\u65b9\u9762\uff0c\u9009\u62e9\u652f\u6301\u63a7\u5236\u53f0\u8bbf\u95ee\uff08VNC\/Serial Console\uff09\u3001\u5feb\u7167\/\u5907\u4efd\u4e0e\u7075\u6d3b\u6062\u590d\u7b56\u7565\u7684\u4ea7\u54c1\uff0c\u53ef\u4ee5\u5927\u5e45\u964d\u4f4e\u56e0SSH\u914d\u7f6e\u5931\u8bef\u5e26\u6765\u7684\u98ce\u9669\u3002<\/li>\n<\/ul>\n<h3>\u9009\u8d2d\u5efa\u8bae<\/h3>\n<ul>\n<li>\u4f18\u5148\u9009\u62e9\u63d0\u4f9b\u6551\u63f4\u7cfb\u7edf\u6216\u63a7\u5236\u53f0\u7684\u4f9b\u5e94\u5546\uff0c\u4ee5\u4fbf\u51fa\u73b0SSH\u95ee\u9898\u65f6\u4ece\u8fdc\u7a0b\u6551\u63f4\u7cfb\u7edf\u4fee\u590d\u3002<\/li>\n<li>\u82e5\u9762\u5411\u5927\u9646\u7528\u6237\u4f18\u5148\u8003\u8651\u9999\u6e2fVPS\uff0c\u82e5\u9762\u5411\u5317\u7f8e\u6216\u5168\u7403\u7528\u6237\u53ef\u8003\u8651\u7f8e\u56fdVPS\/\u670d\u52a1\u5668\u3002<\/li>\n<li>\u5173\u6ce8\u662f\u5426\u63d0\u4f9b\u9632\u706b\u5899\u3001\u5b89\u5168\u7ec4\u3001\u5feb\u7167\u548c\u81ea\u52a8\u5907\u4efd\u529f\u80fd\uff0c\u4fbf\u4e8e\u5728\u914d\u7f6e\u9519\u8bef\u540e\u5feb\u901f\u6062\u590d\u3002<\/li>\n<\/ul>\n<h2>\u6700\u4f73\u5b9e\u8df5\u4e0e\u5b89\u5168\u5efa\u8bae<\/h2>\n<ul>\n<li>\u9ed8\u8ba4\u7981\u7528root\u76f4\u63a5\u767b\u5f55\uff0c\u4f7f\u7528\u666e\u901a\u7528\u6237+sudo\u3002<\/li>\n<li>\u4f18\u5148\u4f7f\u7528\u516c\u94a5\u8ba4\u8bc1\uff0c\u8bbe\u7f6e\u5408\u7406\u7684\u5bc6\u94a5\u5f3a\u5ea6\u5e76\u4fdd\u62a4\u79c1\u94a5\u3002<\/li>\n<li>\u5b9a\u671f\u5907\u4efd\/etc\/ssh\/\u53ca\u7528\u6237.ssh\u76ee\u5f55\uff0c\u66f4\u65b0\u914d\u7f6e\u524d\u5148\u5907\u4efd\u3002<\/li>\n<li>\u4f7f\u7528Fail2Ban\/iptables\u9650\u5236\u66b4\u529b\u7834\u89e3\uff0c\u7ed3\u5408\u4e91\u5382\u5546\u7684\u5b89\u5168\u7ec4\u505a\u4e8c\u6b21\u9632\u62a4\u3002<\/li>\n<li>\u542f\u7528\u4e24\u6b65\u9a8c\u8bc1\u6216\u4f7f\u7528\u786c\u4ef6\u5bc6\u94a5\uff08YubiKey\uff09\u63d0\u5347\u5b89\u5168\u6027\u3002<\/li>\n<\/ul>\n<p>\u901a\u8fc7\u7cfb\u7edf\u5316\u7684\u6392\u67e5\u6d41\u7a0b\u4e0e\u672c\u6587\u63d0\u4f9b\u7684\u4e00\u952e\u4fee\u590d\u601d\u8def\uff0c\u5927\u591a\u6570SSH\u767b\u5f55\u95ee\u9898\u53ef\u4ee5\u5728\u77ed\u65f6\u95f4\u5185\u5b9a\u4f4d\u5e76\u89e3\u51b3\u3002\u64cd\u4f5c\u65f6\u52a1\u5fc5\u6ce8\u610f\u5907\u4efd\u4e0e\u98ce\u9669\u63a7\u5236\uff0c\u7279\u522b\u662f\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u3002<\/p>\n<p>\u5982\u679c\u4f60\u9700\u8981\u7a33\u5b9a\u3001\u4f4e\u5ef6\u8fdf\u7684\u9999\u6e2fVPS\u6216\u60f3\u4e86\u89e3\u66f4\u591a\u9999\u6e2f\u670d\u52a1\u5668\u4e0e\u7f8e\u56fd\u670d\u52a1\u5668\u7684\u914d\u7f6e\u9009\u9879\uff0c\u53ef\u53c2\u8003\u6211\u4eec\u7684\u4ea7\u54c1\u9875\u9762\uff1a<a href=\"https:\/\/www.server.hk\/cloud.php\" target=\"_blank\" rel=\"noopener\">\u9999\u6e2fVPS\u4ea7\u54c1\u8be6\u60c5<\/a>\u3002\u66f4\u591a\u5173\u4e8eServer.HK\u7684\u670d\u52a1\u4fe1\u606f\uff0c\u8bf7\u8bbf\u95ee\uff1a<a href=\"https:\/\/www.server.hk\/\" target=\"_blank\" rel=\"noopener\">Server.HK\u5b98\u7f51<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9999\u6e2fVPS SSH\u767b\u5f55\u5931\u8d25\u522b\u614c\uff0c\u672c\u6587\u7528\u901a\u4fd7\u6b65\u9aa4\u5e2e\u4f60\u5feb\u901f\u6392\u67e5\u7f51\u7edc\u3001sshd \u670d\u52a1\u3001\u5bc6\u94a5\u6743\u9650\u4e0e\u9632\u706b\u5899\u7b49\u5e38\u89c1\u539f\u56e0\u3002\u5e76\u9644\u4e0a\u5b9e\u7528\u7684\u4e00\u952e\u4fee\u590d\u547d\u4ee4\u4e0e\u811a\u672c\uff0c\u8ba9\u4f60\u51e0\u5206\u949f\u5185\u6062\u590d\u8fdc\u7a0b\u8bbf\u95ee\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4927],"tags":[1375,1372,1371,1370,1373,1376,1374,107,1369],"class_list":{"0":"post-208842","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-4927","7":"tag-ssh","10":"tag-vps-ssh","12":"tag-1376","13":"tag-1374","14":"tag-vps"},"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208842","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=208842"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208842\/revisions"}],"predecessor-version":[{"id":208843,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208842\/revisions\/208843"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=208842"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=208842"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=208842"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}