fail2ban/config/filter.d/selinux-ssh.conf

# Fail2Ban configuration file for SELinux ssh authentication errors
#

[INCLUDES]

after = selinux-common.conf

[Definition]

_type = USER_(ERR|AUTH)
_uid  = 0
_auid = \d+
_subj = (?:unconfined_u|system_u):system_r:sshd_t:s0-s0:c0\.c1023

_exe  =/usr/sbin/sshd
_terminal = ssh

_msg = op=\S+ acct=(?P<_quote_acct>"?)\S+(?P=_quote_acct) exe="%(_exe)s" hostname=(\?|(\d+\.){3}\d+) addr=<HOST> terminal=%(_terminal)s res=failed

# DEV Notes:
#
# Note: USER_LOGIN is ignored as this is the duplicate messsage
# ssh logs after 3 USER_AUTH failures.
# 
# Author: Daniel Black