Milter-greylist

Am 14.09.16 um 15:36 schrieb Marcus Schopen lists-yahoogroups@......:

> Have you thought about fail2ban, not just classic firewall rules, but
> closing smtp accounts if successful smtp logins come from different IPs
> in a very short time period, possibly combining with geoip? Beside
> ratelimits this might be a way to block abusing accounts. I posted that
> question on fail2ban list today.

I have built this with mimedefang and a SQLite-DB. I have running both
mimedefang and milter-greylist on the server. And fail2ban (for
unsuccessful logins), too. Hard times.

Frank.
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