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17 changes: 17 additions & 0 deletions filter.d/asterisk-security.conf
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## Version 2024/10/15
# Fail2Ban filter configuration for Asterisk security

[INCLUDES]
before = common.conf

[Definition]

_daemon = asterisk

failregex = SECURITY.* SecurityEvent="FailedACL".*RemoteAddress=".+?/.+?/<HOST>/.+?".*
SECURITY.* SecurityEvent="InvalidAccountID".*RemoteAddress=".+?/.+?/<HOST>/.+?".*
SECURITY.* SecurityEvent="ChallengeResponseFailed".*RemoteAddress=".+?/.+?/<HOST>/.+?".*
SECURITY.* SecurityEvent="InvalidPassword".*RemoteAddress=".+?/.+?/<HOST>/.+?".*
SECURITY.* SecurityEvent="FailedACL".*RemoteAddress=".+?/.+?/<HOST>/.+?".*

ignoreregex = Asterisk GIT-master
9 changes: 9 additions & 0 deletions jail.d/asterisk-security.conf
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## Version 2024/10/15
# Fail2Ban jail configuration for asterisk security log

[asterisk-security]
enabled = false
port = 5060,5061
action = %(banaction)s[name=%(__name__)s-tcp, port="%(port)s", protocol="tcp", chain="%(chain)s", actname=%(banaction)s-tcp]
%(banaction)s[name=%(__name__)s-udp, port="%(port)s", protocol="udp", chain="%(chain)s", actname=%(banaction)s-udp]
logpath = %(remote_logs_path)s/asterisk/security
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