[Greylist-users] Microsoft and Greylisting
franck at nenie.org
Fri Feb 6 18:16:46 PST 2004
> I haven't come across an open source implementation of this
> type of approach.
Regular firewall stuff should be usable (iptables --limit
To trigger it, you could either have static rules (updated
daily or weekly say) based, for instance, on an aggressive
blacklist (one that is not usable for plain blacklisting)
you can download, or otherwise combine it with a log
analyser that checks port 25 traffic very often and adds
limit rules for anyone DNS blacklisted that talks to you.
This should achieve something very similar to
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