> -----Original Message-----
> From: [email protected] [mailto:[email protected]] On Behalf Of 
> Alessandro Vesely
> Sent: Wednesday, October 19, 2011 11:25 AM
> To: [email protected]
> Subject: Re: [marf] New Version Notification - 
> draft-ietf-marf-authfailure-report-03.txt
> 
> DKIM-Canonicalized-Body is not required, but that is not the same as
> saying that the first part of it suffices.  For example, if l=0 or the
> body is empty, the spec says it should be canonicalized to a CRLF.

If it's included, it has to be complete or it's not useful.  If "l=0" or the 
body is empty, DKIM-Canonicalized-Body (if included) must be the base64 
encoding of a CRLF, because that's the canonicalized body in that instance.  
Section 3.2.3 in the -03 draft talks about this.

The content of that field is the canonicalized form of the body specified per 
the signature that's being reported.  DKIM specifies how to do that; this 
document doesn't have to, other than to require the base64 encoding of it for 
transport.

> Sure, but "negative" ought to be defined, and it should be comparable
> with the ro= values defined by the relevant per-method specs (which
> may change between report generation and reception.)

I suppose that can't hurt.  Something like this:

3.1:

   Authentication-Results:  MUST appear exactly once.  It MUST be formatted 
according to
      [AUTH-RESULTS], and MUST reflect only a single authentication failure.  
To report
      multiple failures for a single message, multiple reports MUST be 
generated.

We could also include a note that says "failure" doesn't include stuff like 
temp-failures, but I don't think that's really necessary.

> With multiple reports, can the Auth-Failure field help determining why
> a report was generated?  It is important for people who need to fine
> tune their ro=.

Indeed, Auth-Failure is the only way to know why the report was generated, as 
far as I can tell.

We can't reference the other drafts from this one as it'll be published first, 
unless there's some reason that they all need to go out together.

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