I am using Postfix as personal mailserver, with very light traffic.
I do, however, get a lot of open-relay attacks.
Often, these attacks come in bursts, tens of attacks within couple of
seconds, from the same IP.
Would this situation be a good use of "rate_limits" ?
Any suggestion how I should f
On 9/24/2015 3:28 AM, Thomas Keller wrote:
> I am using Postfix as personal mailserver, with very light traffic.
>
> I do, however, get a lot of open-relay attacks.
> Often, these attacks come in bursts, tens of attacks within couple of
> seconds, from the same IP.
>
> Would this situation be a g
I run a low volume mail server - about a dozen messages per day.
Like you, I have had open relay attacks, and also persistent probes with no
messages being sent.
So far, the best answer I have found is to limit simultaneous connections to
one per host.
My current anti-abuse settings are:-
smtpd