mailcow-dockerized-docs/docs/u_e-mailcow_ui-bl_wl.md

To add or edit an entry to your domain wide filter table, login to your mailcow UI as (domain) administrator.

!!! info Be aware that a user may override this setting by setting his own black- and whitelist!

There is also a global filter table in /admin to configure a server-wide filter for multiple Regex maps (Todo: Screenshots).