On Mon, Sep 05, 2016 at 01:42:59PM -0600, @lbutlr wrote: > I have a user that uses address extensions quite a lot. one extension she > uses has become nothing but spam since her (cancelled) credit card shared > the address with advertisers. > > She would like to have mail to user+vis...@domain.tld rejected while not > affecting an mail to u...@domain.tld or user+anyth...@domain.tld. > > My initial idea was in sender_access.pcre add a line: > > /^user\+visa89@domain\.tld$/ 550 No Such User
Why *sender* access? That is surely a recipient address. Secondly, why use regular expressions, when indexed files will do: user+vis...@domain.tld REJECT 5.1.1 Mailbox unavailable -- Viktor.