Re: [spf-help] Re: SPF and SenderID

Douglas Otis wrote:
> On Wed, 2005-06-15 at 11:11 -0400, Michael Hammer wrote:
> 
> 
>>You don't resolve an issue of someone doing a wrong thing by giving in
>>through a work around that gives validation to the publication of
>>"their" (SPF2.0) record.
> 
> 
> For "Sender Policy Framework (SPF) for Authorizing Use of Domains in
> E-MAIL, version 1", the listed authors are M. Wong, and W. Schlitt.  For
> "Sender ID: Authenticating E-Mail" the listed authors are J. Lyon, and
> M. Wong.  The "spf2.0/" record syntax was a product of the MARID WG
> specifically addressing this very issue.  As all the authors
> participated in the MARID WG that identified this scope related problem,
Point 1: agreed

> and as both of these drafts also credit common authorship, 
Point 2 (Meng): agreed

> it would be
> impossible to say which draft is now authoritative for the "v=spf1"
> record.
Point 3: Wrong, (Point 1 and point 2 do *not* add up to point 3, but 
good wordsmithing)

> 
> By excluding a solution for a known problem, 
Wrong again, SID is not a solution for *anything*.

> how can it be said the
> draft for SPF based upon the bounce-address made any attempt to avoid
> this situation?  At least Sender-ID accommodates use of the SPF2.0
> record.  On April 13, 2004 Wayne, in response to Harry Katz talked about
> the use of SPF2.  By August 13, Mark Lentczner announced adoption of the
> "spf2.0/" instead of the "v=spf2" by the design team for the
> draft-ietf-marid-protocol-01.  Checking the archive, around August 19,
> my email warns of the problem of assuming the PRA as a scope for the
> v=spf1 record.  On August 25, Meng Wong introduced the "mfrom" scope as
> a solution.  This was done amid growing concerns of the licensing
> required by Microsoft.
> 
> It has been nearly a year to consider the impact of this problem.  Only
> those that don't care about the scope of the record should publish
> "v=spf1".  Those that care, should publish "spf2.0" records that declare
> the assured scope.
You are entitled to your (albeit misguided) opinion.

Terry

> 
> -Doug
> 
> 
> 
> 

-- 
Terry Fielder
[email protected]
Associate Director Software Development and Deployment
Great Gulf Homes / Ashton Woods Homes
Fax: (416) 441-9085