[Mimedefang] early experiences with grey listing

David F. Skoll dfs at roaringpenguin.com
Thu Jan 13 13:34:48 EST 2005

On Thu, 13 Jan 2005, Sven Schuster wrote:

> so that means if a spammer retries this one server he was sending from
> is beyond the greylisting barrier for the next 40 days?

Yes.  That hasn't been a problem in practice, though.  If it became
widespread, greylisting itself would lose effectiveness anyway.



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