Proxy scanning for spam

Tue Jul 6 06:07:35 UTC 2004

These are both interesting options.  Thank you.

-----Original Message-----
From: owner-nanog at merit.edu [mailto:owner-nanog at merit.edu] On Behalf Of
Christopher L. Morrow
Sent: Monday, July 05, 2004 11:02 PM
To: Christopher J. Wolff
Cc: nanog at merit.edu
Subject: RE: Proxy scanning for spam

On Mon, 5 Jul 2004, Christopher J. Wolff wrote:

> Christopher,
>
> I meant option #1.

a quickie google shows:
http://assp.sourceforge.net/

which looks promising... additionally:
http://www.ironport.com/

Though, why not just use brightmail/messagelabs if it's to MX's you can
control? Offer this as a 'service' to your customers for $X/seat/month?

> On Mon, 5 Jul 2004, Christopher J. Wolff wrote:
>
> >
> > Hello,
> >
> > If I have a network segment connected to a BGP peer, is there a way that
I
> > can hang a box of some kind off of that segment that will sniff out and
> > block malicious/spam email before it hits the customers?
>
> Do you mean a host that can have all tcp/25 routed to it, transparently
> pick-up/scan/re-deliver emails for your customers? or did you mean
> something you could add to your customer relay boxes? (or your MX hosts
> that customers use) Or thirdly, something to protect the internet from
> your users?
>