Hi Mike,

On Sep 29, 2014, at 3:50 PM, Mike Jones <[email protected]> wrote:

> Thanks for your review, Alissa.  I’ve added the working group to this thread 
> so they're aware of your comments.  Replies are inline below…
>  
> -----Original Message-----
> From: Alissa Cooper [mailto:[email protected]] 
> Sent: Sunday, September 28, 2014 7:23 PM
> To: The IESG
> Cc: [email protected]; 
> [email protected]
> Subject: Alissa Cooper's No Objection on 
> draft-ietf-jose-json-web-encryption-33: (with COMMENT)
>  
> Alissa Cooper has entered the following ballot position for
> draft-ietf-jose-json-web-encryption-33: No Objection
>  
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>  
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>  
> The document, along with other ballot positions, can be found here:
> http://datatracker.ietf.org/doc/draft-ietf-jose-json-web-encryption/
>  
>  
>  
> ----------------------------------------------------------------------
> COMMENT:
> ----------------------------------------------------------------------
>  
> == Section 2 ==
> It seems a bit odd that some of these terms are re-defined by this document 
> rather than re-using existing definitions, e.g. from RFC 4949 (plaintext, 
> ciphertext, etc.). Was that deliberate?
>  
> Thanks for the RFC 4949 reference.  I propose that we use those definitions, 
> where applicable.
>  
> == Section 4.1 ==
> "As indicated by the common registry, JWSs and JWEs share a common
>    Header Parameter space; when a parameter is used by both
>    specifications, its usage must be compatible between the
>    specifications."
>  
> Since both the JWS and JWE specifications are on their way to becoming RFCs, 
> would it make more sense to say "its usage is compatible between the 
> specifications"? Or is this for the future when new parameters may get 
> defined?
>  
> This text is applicable both to the current documents and to future 
> registrations in the IANA JSON Web Signature and Encryption Header Parameters 
> Registry.  The registration instructions include this text, reinforcing this 
> requirement:
>    The same Header Parameter name can be
>    registered multiple times, provided that the parameter usage is
>    compatible between the specifications.  Different registrations of
>    the same Header Parameter name will typically use different Header
>    Parameter Usage Location(s) values.
>  
>                                                             -- Mike
>  

Ah, ok. In the 4.1 text I didn’t get the implied “both specifications that 
defined a parameter with the same name.”
Thanks,
Alissa

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