dictionary attack defense

Anders Wegge Keller wegge at wegge.dk
Tue Oct 21 23:16:45 UTC 2014

On Wed, 22 Oct 2014 01:12:02 +0200
Benny Pedersen <me at junc.eu> wrote:

> On October 22, 2014 12:57:34 AM Anders Wegge Keller <wegge at wegge.dk> wrote:
> > On Tue, 21 Oct 2014 16:28:46 -0500
> > Cliff Hayes <chayes at afo.net> wrote:
> > > Does dovecot have any dictionary attack defenses yet?
> >  In my opinion, fail2ban is  the right strategy to deal with a dictionary
> > attack.
> Fokus should just be reversed to allow ip ranges not deny ip ranges

 Even if you have the luxury of not having users accessing their mail from
all over the world, you still need to defend against a breach of safety on a
legitimate users machine. Even in a strongly restricted corporate


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