Should that be encrypted for the intended audience (aud) of the JWT which may 
be the AS and/or the resource server?

Phil

> On Jul 18, 2014, at 21:52, Brian Campbell <bcampb...@pingidentity.com> wrote:
> 
> Sorry for the slow response on this Kathleen, my day job has been keeping me 
> busy recently. And, honestly, I was kind of hopeful someone would volunteer 
> some text in the meantime. But that didn't happen so how about the following?
> 
> A JWT may contain privacy-sensitive information and, to prevent disclosure of 
> such information to unintended parties, should only be transmitted over 
> encrypted channels, such as TLS. In cases where it’s desirable to prevent 
> disclosure of certain information the client, the JWT may be be encrypted to 
> the authorization server. 
> 
> Deployments should determine the minimum amount of information necessary to 
> complete the exchange and include only such claims in the JWT. In some cases 
> the "sub" (subject) claim can be a value representing an anonymous or 
> pseudonymous user as described in Section 6.3.1 of the Assertion Framework 
> for OAuth 2.0 Client Authentication and Authorization Grants 
> [http://tools.ietf.org/html/draft-ietf-oauth-assertions-16#section-6.3.1].
> 
> 
>> On Thu, Jul 3, 2014 at 3:26 PM, Kathleen Moriarty 
>> <kathleen.moriarty.i...@gmail.com> wrote:
>> 
>> Hello,
>> 
>> I just read through draft-ietf-oauth-jwt-bearer-09 and it looks good.  The 
>> only question/comment I have is that I don't see any mention of privacy 
>> considerations in the referenced security sections.  COuld you add 
>> something?  It is easily addressed by section 10.8 of RFC6749, but there is 
>> no mention of privacy considerations.  I'm sure folks could generate great 
>> stories about who accessing what causing privacy considerations to be 
>> important.
>> 
>> Thanks & have a nice weekend!
>> 
>> -- 
>> 
>> Best regards,
>> Kathleen
>> 
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