ps I DON'T KNOW WHAT THE IMPACT OF THAT WILL
BE ;-)
it just sounds good to me...
"Jon R. Kibler" <[EMAIL PROTECTED]>
Sent by: [EMAIL PROTECTED]
2004/02/10 09:23 PM
Please respond to mimedefang
To: [EMAIL PROTECTED]@[EMAIL PROTECTED]
cc:
Subject: Re: [Mimedefang] Versigin to screw things up again
"Cormack, Ken" wrote:
>
> This will (again) break any sendmail-based
defense against unresolvable
> sender domains. I have greylisting in
place, and my BIND is configured with
> the latest delegation-related directives,
but would it be something to
> consider, to have MIMEDefang reject a
message if the domainname of the
> sender resolves to VeriSign's search site?
(This would help people who dont
> do greylisting and/or dont control their
DNS server's configuration.
>
>
http://www.washingtonpost.com/wp-dyn/articles/A25819-2004Feb9.html
>
We simply rejected all traffic to/from
SiteFinder at our border router. It was simple
and quite effective. For a Cisco router, it
requires only one access-list entry per
interface.
--
Jon R. Kibler
Chief Technical Officer
A.S.E.T., Inc.
Charleston, SC USA
(843) 849-8214
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