2021-08-28 11:34:37 +00:00
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# typically non smtp commands. Block fast for access to postfix
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[miab-postfix-scanner]
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enabled = true
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port = smtp,465,587
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filter = miab-postfix-scanner
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logpath = /var/log/mail.log
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maxretry = 2
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findtime = 1d
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bantime = 1h
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# ip lookup of hostname does not match. Go easy on block
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[miab-pf-rdnsfail]
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enabled = true
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port = smtp,465,587
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mode = normal
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filter = miab-postfix-rdnsfail
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logpath = /var/log/mail.log
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maxretry = 8
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findtime = 12h
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bantime = 30m
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# ip lookup of hostname does not match with failure. More strict block
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[miab-pf-rdnsfail-e]
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enabled = true
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port = smtp,465,587
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mode = errors
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filter = miab-postfix-rdnsfail[mode=errors]
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logpath = /var/log/mail.log
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maxretry = 4
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2022-09-04 18:57:50 +00:00
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findtime = 2d
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bantime = 2h
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# aggressive filter against ddos etc
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[postfix-aggressive]
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enabled = true
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mode = aggressive
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filter = postfix[mode=aggressive]
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port = smtp,465,submission
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logpath = %(postfix_log)s
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backend = %(postfix_backend)s
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maxretry = 100
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findtime = 15m
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bantime = 1h
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