Linux/Mailserver/Fail2ban

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< Linux‎ | Mailserver
Revision as of 22:06, 31 August 2016 by Marcluer (talk | contribs) (→‎/etc/fail2ban/filter.d/postfix.local)
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/etc/fail2ban/jail.local

[postfix]
enabled  = true
maxretry = 3
bantime  = 21600
findtime = 3600
port     = smtp,465,submission
logpath  = /var/log/mail/mail.log
           /var/log/mail/mail.err



/etc/fail2ban/filter.d/postfix.local

  • add:
 ^%(__prefix_line)slost connection after (?:AUTH|UNKNOWN) from \S+\[<HOST>\]$
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