postfix-users July 2011 archive
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postfix-users: Filtering recipient against sender

Filtering recipient against sender

From: Robert Schmid <rschmid-postfix_at_nospam>
Date: Mon Jul 18 2011 - 19:41:41 GMT
To: postfix users <postfix-users@postfix.org>

Ever since I discovered wildcard addressing in qmail (recipient delimiters in postfix) I have been using them to identify which companies and organizations sell my address. In each case, if I give my email address to foo.com, I send it myaddr-foo@domain.dom.

I'd like to have postfix do this checking for me since I've developed a fairly long list of blacklisted recipient addresses now. I want postfix to check the address extension against the domain root and allow or deny accordingly.

I know I could do this by writing a script (like greylist.pl) but I was wondering if anyone could identify a built-in solution amongst the many access restrictions and filters provided by postfix.

Any ideas?

Robert Schmid