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Re: [CORE] SPF Record ...

From: "Larry Rosenman" <ler(at)lerctr(dot)org>
To: "'Dave Page'" <dpage(at)postgresql(dot)org>
Cc: "'Joshua D(dot) Drake'" <jd(at)commandprompt(dot)com>,"'Peter Eisentraut'" <peter_e(at)gmx(dot)net>, <pgsql-www(at)postgresql(dot)org>,"'Andrew Sullivan'" <ajs(at)crankycanuck(dot)ca>
Subject: Re: [CORE] SPF Record ...
Date: 2006-11-19 21:33:08
Message-ID: 002401c70c22$549b8c50$66c8a8c0@SURGIENT.COM (view raw or flat)
Thread:
Lists: pgsql-www
Dave Page wrote:
> Marc G. Fournier wrote:
> 
>> Until someone devises the 'perfect solution to spam', I would think
>> that a series of 'less then perfect ones' would at least help combat
>> it ... 
> 
> And that's a perfectly fine idea, except when one of those partial
> solutions can have undesirable side effects. In the case of SPF we've
> heard of at least two so far:  
> 
> 1) When used without ?all, those scoring messages using SPF may end
> up blocking legitimate messages from non-listed servers. 
> 
> 2) SPF may be used as a mechanism for DNS attacks.
> 
> Regards, Dave.

Just to add some more to the debate:
http://david.woodhou.se/why-not-spf.html
http://www.circleid.com/posts/spf_loses_mindshare/

And others. 

I respect Suresh a LOT from the anti-spam community,
 and I've REMOVED my SPF records.  I don't think we (PostgreSQL.org)
 should put an SPF record in place.



-- 
Larry Rosenman                     http://www.lerctr.org/~ler
Phone: +1 512-248-2683             E-Mail: ler(at)lerctr(dot)org
US Mail: 430 Valona Loop, Round Rock, TX 78681-3893


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