RE: Spammers answering TMDA Queries

["Hallam-Baker, Phillip" <pbaker at verisign.com>]

The problem is the amount of time it is taking to moderate mail sent by non subscribers.

So far the score for KEYPROV has been 98% spam. But there were a couple of messages that were very important that got trapped. 

> -----Original Message-----
> From: John Levine [mailto:johnl at iecc.com] 
> Sent: Thursday, October 04, 2007 11:44 AM
> To: ietf at ietf.org
> Cc: fred at cisco.com
> Subject: Re: Spammers answering TMDA Queries
> 
> >how many of us are now sending with DKIM or Microsoft's scheme? It 
> >might be worthwhile making ietf.org apply a policy to senders that 
> >would recognize normal participants and disallow known spam domains.
> 
> Um, spammers haven't sent mail from "known spam domains" 
> since about 2001.  These days spam has 100% forged return 
> addresses.  DKIM and Sender-ID help tell forgeries from legit 
> mail, but I haven't heard anyone say that forged mail 
> purporting to be from list participants is an issue.
> 
> Unless I am missing something, the amount of spam leaking 
> into IETF lists is currently about zero.  What problem are we 
> trying to solve?
> 
> R's,
> John
> 
> 
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