2.7 The Privacy Options Category

The Privacy category lets you control how much of the list's information is public, as well as who can send messages to your list. It also contains some spam detection filters. Note that this section is not used to control whether your list's archives are public or private; for that, use the category.

There are four sub-categories:

The sender, recipient, and spam filtering rules are part of the general list moderation features of Mailman. When a message is posted to the list, it is matched against a number of criteria, the outcome of which determines whether the message is reflected to the membership or not. In general, the outcome is one of four states:

Many of the fields in this section are text boxes accepting addresses, one per line. Unless otherwise noted, these also accept regular expressions which will be matched against an address, if the line begins with a (caret) character.