[Greylist-users] Using a spam-trap e-mail address with greylist
fbax at sympatico.ca
Thu Jan 25 14:36:33 PST 2007
At 05:05 PM 1/25/07, Dennis Wynne wrote:
>Say I make up a new, bogus user for our domain and post it on various web
>pages, online sites, newsgroups, etc but never use it for mail. Then I would
>automatically black list any IP that sends an e-mail to that user since it
>has to be from a spammer.
OpenBSD calls this "Greytrapping"; included since 3.7 (May 2005).
When a host that is currently greylisted attempts to send mail to a
spamtrap address, it is blacklisted for 24 hours
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