Why do you port-forward pop110 to the outside world anyway ?
If you have clients outside, why not use VPNs for this ?
AFAIK, port-forwarding pop3 to the outside world is not advisable.
Maybe Secure POP3 ?
Just my thoughts,
s.
-----
"I merely function as a channel that filters music through
the chaos of noise"
- Vangelis
> From: xm...@lordynet.org
> To: xmail@xmailserver.org
> Date: Wed, 10 Feb 2010 11:55:07 +0000
> Subject: [xmail] XMail under attack - failed pop3 logins
>
>
> I've not seen this before today but XMail fell
> over during a pop3 password attack.
>
> pop3 connections at firewall
> Feb 10 05:00-06:00 0
> Feb 10 06:00-07:00 1161
> Feb 10 07:00-08:00 9851
> Feb 10 08:00-09:00 248
> Feb 10 09:00-10:00 0
>
> Pop3 log on one server has 4987 entries all
> "ELOGIN" but nothing else. Second server on
> network has 3 similar entries from Feb 6.
>
> Can I just add offending source ip range to spammers.tab
> or is it best to block at firewall?
>
> I believe firewall can block on connection rate so
> might investigate that.
>
> David
>
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