| Server IP : 81.2.241.106 / Your IP : 216.73.216.165 Web Server : Apache/2.4.67 (Debian) System : Linux tranq-f.bakta.org 5.10.0-45-amd64 #1 SMP Debian 5.10.259-1 (2026-07-02) x86_64 User : lisky ( 1002) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : OFF Directory : /etc/fail2ban/filter.d/ |
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# Fail2Ban filter to block relay attempts though a Courier smtp server
#
#
[INCLUDES]
# Read common prefixes. If any customizations available -- read them from
# common.local
before = common.conf
[Definition]
_daemon = courieresmtpd
prefregex = ^%(__prefix_line)serror,relay=<HOST>,(?:port=\d+,)?<F-CONTENT>.+</F-CONTENT>$
failregex = ^[^:]*: 550 User (<.*> )?unknown\.?$
^msg="535 Authentication failed\.",cmd:( AUTH \S+)?( [0-9a-zA-Z\+/=]+)?(?: \S+)$
ignoreregex =
# Author: Cyril Jaquier