[Mimedefang] Combatting Backscatter

Kevin A. McGrail kmcgrail at pccc.com
Fri Apr 18 12:47:36 EDT 2008

Very interesting.  I look at BATV as well but this use of vbounce sounds 
like a very interesting idea.  Thanks


> What I do is this:
> * Use the VBounce plugin/rules in SA. This marks bounces as bounces, 
> checking for bounces of mail that hasn't passed a configured set of 
> relays.
> * Whenever a message has been flagged with ANY_BOUNCE_MESSAGE by VBounce, 
> our filter tries to extract the original message from the bounce and feed 
> that to SA as well. If this works, the higher of the two SA scores is used 
> for filtering decisions.

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