Re: Last Call: <draft-ietf-marf-spf-reporting-08.txt> (SPF Authentication Failure Reporting using the Abuse Report Format) to Proposed Standard

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On Friday, March 02, 2012 06:28:32 PM Murray S. Kucherawy wrote:
> > -----Original Message-----
> > From: ietf-bounces@xxxxxxxx [mailto:ietf-bounces@xxxxxxxx] On Behalf Of
> > Scott Kitterman Sent: Friday, March 02, 2012 9:19 AM
> > To: ietf@xxxxxxxx
> > Subject: Re: Last Call: <draft-ietf-marf-spf-reporting-08.txt> (SPF
> > Authentication Failure Reporting using the Abuse Report Format) to
> > Proposed Standard
> > 
> > > >    "The HELO/EHLO command SHOULD also be selected so that it
> > > >    
> > > >     will pass [SPF] HELO checks."
> > > > 
> > > > I could not understand what to do about the above
> > > > recommendation.
> > > > FWIW, the command is specified in RFC 5321.  That specification
> > > > is
> > > > not referenced by this draft.
> > > 
> > > Yes, that needs to be clarified, the reference added, and the typo
> > > in
> > > the section title needs correction.
> > 
> > I agree I should add the reference to 5321.  Is informative sufficient
> > (I don't think any detailed understand of Mail From or EHLO/HELO is
> > necessary to implement this spec).
> > 
> > I can see the construction is awkward, but I'm not sure how to make it
> > better. I'd appreciate suggestions.
> 
> I suggest:
> 
> OLD:
>    In addition to the advice in security considerations of
>    [I-D.IETF-MARF-AS] the additional consderations apply to [SPF] auth
>    failure reports.  If the MAIL FROM command is not the NULL return
>    address, i.e., "MAIL FROM:<>", then the selected MAIL FROM address
>    MUST pass [SPF] MAIL FROM checks on receipt.  The HELO/EHLO command
>    SHOULD also be selected so that it will pass [SPF] HELO checks.
> 
> NEW:
> 	In addition to the advice in the Security Considerations section of
> 	[I-D.IETF-MARF-AS], these additional considerations apply to
> 	generation of [SPF] authentication failure reports:
> 
> 	o If the return address to be used will not be the NULL return
> 	  address, i.e., "MAIL FROM:<>", then the selected return address
> 	  MUST be selected such that it will pass [SPF] MAIL FROM checks
> 	  upon initial receipt.
> 
> 	o If the report is passed to the Mail Submission Agent (MSA)
> 	  using [SMTP], the HELO/EHLO command parameter SHOULD also be
> 	  selected so that it will pass [SPF] HELO checks.
> 
> If needed, MSA is defined in RFC5598, so maybe this is another argument for
> adding it as an informative reference and changing to use ADMD as discussed
> in the other thread.

Thanks.  Done (including replacing domain owner) in my local copy.

Scott K
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