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fail2ban/config/filter.d/cyrus-imap.conf

33 lines
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# Fail2Ban configuration file
#
# Author: Jan Wagner <waja@cyconet.org>
#
#
[INCLUDES]
# Read common prefixes. If any customizations available -- read them from
# common.local
before = common.conf
[Definition]
_daemon = (?:cyrus/)?(?:imapd?|pop3d?)
# Option: failregex
# Notes.: regex to match the password failures messages in the logfile. The
# host must be matched by a group named "host". The tag "<HOST>" can
# be used for standard IP/hostname matching and is only an alias for
# (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)
# Values: TEXT
#
failregex = ^%(__prefix_line)sbadlogin: \S+ ?\[<HOST>\] (?:plaintext|PLAIN|LOGIN) .* \[?SASL\(-13\): authentication failure: checkpass failed\]?$
^%(__prefix_line)sbadlogin: \S+ ?\[<HOST>\] (?:(?:CRAM|DIGEST)-MD5|NTLM|OTP) \[SASL\(-13\): authentication failure: .*\]$
# Option: ignoreregex
# Notes.: regex to ignore. If this regex matches, the line is ignored.
# Values: TEXT
#
ignoreregex =