Author: Ian Eiloart Date: To: Marcin Gryszkalis CC: Exim Users Subject: Re: [exim] Kick user - force disconnect authenticated sessions
On 8 Aug 2013, at 15:03, Marcin Gryszkalis <mg@???> wrote:
> Even worse - it looked a bit similar to ssh-dictionary-attack bots: every bot/ip was used to send
> no more than 1-3 mails.
Interesting. I guess one could limit the number of different IP addresses that a sender could use in a given period. I wonder what would be a reasonable limit? 3/minute, 10/hour, 25/day? How many travellers would get hit by those limits?
--
Ian Eiloart
Postmaster, University of Sussex
+44 (0) 1273 87-3148
