| Server IP : 208.122.213.31 / Your IP : 216.73.216.185 Web Server : Apache System : Linux msd6191.mjhst.com 4.18.0-553.137.1.el8_10.x86_64 #1 SMP Wed Jun 24 11:40:24 UTC 2026 x86_64 User : WHMCS_MIA_382 ( 1001) PHP Version : 7.4.33 Disable Function : NONE MySQL : ON | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /etc/fail2ban/filter.d/ |
Upload File : |
# 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