Re: [Asrg] Spammer responses to SPF

Yakov Shafranovich <research@solidmatrix.com> Sun, 15 June 2003 18:38 UTC

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To: asrg@ietf.org
From: Yakov Shafranovich <research@solidmatrix.com>
Subject: Re: [Asrg] Spammer responses to SPF
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References: <Your message of "Sat, 14 Jun 2003 01:58:58 EDT." <20030614055858.GB12997@dumbo.pobox.com>
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Date: Sun, 15 Jun 2003 11:44:05 -0400

At 09:31 AM 6/15/2003 -0400, Alan DeKok wrote:

>Meng Weng Wong <mengwong@dumbo.pobox.com> wrote:
> > On Fri, Jun 13, 2003 at 05:54:55PM -0400, Barry Shein wrote:
> > |
> > | It's not like spammers can't change their behavior, they often do, and
> > | this one isn't even hard to change.
>
>   The fact that spammers can adapt to measures used to fight them
>doesn't mean we should give up the fight, as a lost cause.
>
> > I agree; we must play good chess.  If SPF/DMP/RMX/... goes in, what do
> > you think the spammers will do next?
>
>   Exactly.
>
>   There is no "magic bullet", or "weapon of mass destruction" which
>may be used to fight spam.  The ONLY possible method we can use is to
>gradually implement a series of changes to the network, and our use of
>it, which will make it unproductive to send spam.  These measures
>will, of course, have a cost for the non-spammers, but that cost
>SHOULD be less than the cost that they are already bearing, of
>fighting spam.
>[..]

Agreed. The spam problem might never go away, but these changes can 
gradually reduce the problem. 

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