Eric Rescorla wrote:

> Unfortunately, this is the same conflation of concerns that has
> characterized discussion of these drafts from the beginning. Quoting
> my review of -01 from 2007/11:
> 
>   This draft seems to do two distinct things:
>   
>   - One specify a variant of RFC 4474 which signs a lot fewer headers.
>     [This should have said less of the message -- EKR]
>   - Specify a set of mechanisms to cryptographically prove that a given media
>     stream corresponds to a given SDP offer/answer.
> 
> These issues are wholly orthogonal and it just confuses the discussion
> to try to discuss them together. 

They may be wholly orthogonal from one point of view, but I don't think
they can be deployed independently. You have to have BOTH measures in
place to gain the benefit of the proposal.

--
dean

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