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| [[SSH证书登录]] | | [[SSH证书登录]] |
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| ==fail2ban==
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| === 安装 ===
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| '''apt install fail2ban'''
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| === 配置 ===
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| vim /etc/fail2ban/jail.local<syntaxhighlight lang="bash">
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| [sshd]
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| enabled = true
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| port = 14213
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| filter = sshd
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| logpath = /var/log/auth.log
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| maxretry = 5
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| bantime = 12h
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| </syntaxhighlight>
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| === 重启 ===
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| service fail2ban restart
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| '''fail2ban-client status sshd'''
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| === 日志 ===
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| /var/log/fail2ban.log
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