Catching spam from the Return-Path: header

[Matt Krause]

How would I go about doing this?

Something like

header   SAMPLE_RULE  Return-Path =~ blah at aol.com

Would that work?

Thanks.
--
Matt Krause
krausem at gmail.com
http://www.mattkrause.net

------------------------ MailScanner list ------------------------
To unsubscribe, email jiscmail at jiscmail.ac.uk with the words:
'leave mailscanner' in the body of the email.
Before posting, read the MAQ (http://www.mailscanner.biz/maq/) and
the archives (http://www.jiscmail.ac.uk/lists/mailscanner.html).