[ietf-dkim] Overview and Signing vs. Practices (was Re: New Issue: Discussion of assessments in Selector Construct section)

[Jim Fenton]

Dave Crocker wrote:
>
>
> Jim Fenton wrote:
>>>> The last paragraph also suggests the use of different sub-domains 
>>>> for d=, but does not point out that the author address must also 
>>>> follow suit, otherwise the message may not be seen to be in 
>>>> compliance with Signing Policy.
>>> I don't understand.  What is there in the DKIM signing protocol that 
>>> requires the author adress to "follow suit"?
>>>
>> Not in the signing protocol, but in ADSP.  If an email with a From 
>> address of, say, statements at example.com is signed with 
>> d=transaction.example.com then the signature cannot be an Author 
>> Signature.
>
> I thought we had agreed to defer having the Overview document talk 
> abut the Signing Practices material until it is standardized?

Notwithstanding the fact that the Overview Document does currently talk 
about Signing Practices, we should avoid giving advice that we expect to 
conflict with Signing Practices, even without mentioning them explicitly.

-Jim