New in version 2.0.0.

Changed in version 4.0.0: Entries can be ignored by prefixing with #

The idea here is to list the IP addresses of the trusted proxies that will appear as the remote IP for the request. When defined:

  • If the remote address appears in the WP_FAIL2BAN_PROXIES list, WPf2b will log the IP address from the X-Forwarded-For header
  • If the remote address does not appear in the WP_FAIL2BAN_PROXIES list, WPf2b will return a 403 error
  • If there’s no X-Forwarded-For header, WPf2b will behave as if WP_FAIL2BAN_PROXIES isn’t defined

To set WP_FAIL2BAN_PROXIES, add something like the following to wp-config.php:


WPf2b doesn’t do anything clever with the list - beware of typos!

If you’re running PHP 7 you can use an array instead: