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44 lines
1.2 KiB
CFEngine3
44 lines
1.2 KiB
CFEngine3
[DEFAULT]
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# "bantime" is the number of seconds that a host is banned.
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bantime = 1w
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# A host is banned if it has generated "maxretry" during the last "findtime"
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# seconds.
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findtime = 1w
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# "maxretry" is the number of failures before a host get banned.
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maxretry = 2
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# "ignoreip" can be a list of IP addresses, CIDR masks or DNS hosts. Fail2ban
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# will not ban a host which matches an address in this list. Several addresses
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# can be defined using space (and/or comma) separator.
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ignoreip = 127.0.0.1/8
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# default ban action
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# nftables-multiport: block IP only on affected port
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# nftables-allports: block IP on all ports
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banaction = nftables-allports
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[dovecot]
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enabled = true
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[postfix]
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enabled = true
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# See https://github.com/fail2ban/fail2ban/blob/27294c4b9ee5d5568a1d5f83af744ea39d5a1acb/config/filter.d/postfix.conf#L58
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# `mode=aggressive` basically combines more filters to match more lines, and hence, apply rules
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# more aggressively. The same goes for the `postfix-sasl` jail.
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mode = aggressive
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[postfix-sasl]
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enabled = true
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mode = aggressive
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# This jail is used for manual bans.
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# To ban an IP address use: setup.sh fail2ban ban <IP>
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[custom]
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enabled = true
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bantime = 180d
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port = smtp,pop3,pop3s,imap,imaps,submission,submissions,sieve
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