I think we have caused unnecessary controversy.  I think we should have used a 
different I-D file name.  We want HPKE-like features but using as much of the 
existing COSE specifications (including COSE_Key) as possible.

I vote for #1.

Russ

> On Sep 22, 2022, at 1:09 PM, Mike Jones 
> <[email protected]> wrote:
> 
> As discussed at IETF 114, the HPKE draft uses the COSE_Key public key 
> representation.  The authors described that Ilari Liusvaara had proposed 
> using a different public key representation, which is detailed in Slide 2 of 
> https://datatracker.ietf.org/meeting/114/materials/slides-114-cose-cose-hpke-00
>  
> <https://datatracker.ietf.org/meeting/114/materials/slides-114-cose-cose-hpke-00>.
>   As recorded in the minutes 
> <https://datatracker.ietf.org/doc/minutes-114-cose/>, consensus during the 
> meeting appeared to be in favor of continuing to use COSE_Key.
>  
> This note initiates a consensus call by the chairs on the topic of what 
> public key format the COSE HPKE specification will use.  Working group 
> members are requested to express their preferences within two weeks of this 
> note (by Thursday, September 6th) for either:
>  
> 1.  Continuing to use COSE_Key
> 2.  Using the different format proposed by Ilari Liusvaara
> 3.  Other (please describe in sufficient detail to enable its specification)
>  
>                                                        Thank you,
>                                          -- Mike (for the COSE chairs)
>  
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