Catching spam from the Return-Path: header

[Matt Kettler]

At 01:17 PM 11/1/2004, Matt Krause wrote:
>How would I go about doing this?
>
>Something like
>
>header   SAMPLE_RULE  Return-Path =~ blah at aol.com
>
>Would that work?

You need to include a few other things, but you're on the right path.

Escape punctuation with \'es. Begin and end the regex with /'es. Append an
i to make it case-insensitive:

header   SAMPLE_RULE  Return-Path =~ /blah\@aol\.com/i

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