6 lines
298 B
Plaintext
6 lines
298 B
Plaintext
# Fail2Ban filter for postfix authentication failures
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[INCLUDES]
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before = common.conf
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[Definition]
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_daemon = postfix/smtpd
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failregex = ^%(__prefix_line)swarning: [-._\w]+\[<HOST>\]: SASL (?:LOGIN|PLAIN|(?:CRAM|DIGEST)-MD5) authentication failed(: [ A-Za-z0-9+/]*={0,2})?\s*$ |