ietf-dkim
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Re: [ietf-dkim] Proposal: Removal of AUID (i= tag/value)

2011-04-04 09:13:06
Dave CROCKER wrote:

On 4/1/2011 10:04 PM, Franck Martin wrote:
I would suggest we deprecate i= and add st= (if not already used) 
that would let the sender specify a stream category.
....
With IPv6 we may loose IP reputation, this is a way to bring it 
back within DKIM.


Why doesn't the d= value satisfy this function just as well?

Remember that d= can have sub-domains, to distinguish different streams.

Key difference here.  IP Reputation is a bad ip filtering model.  DKIM 
was designed for a Panning for Gold mail model.

-- 
HLS


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