Re: [OAUTH-WG] draft-ietf-oauth-token-exchange/audience & draft-ietf-oauth-resource-indicators

Brian Campbell <bcampbell@pingidentity.com> Fri, 30 November 2018 21:04 UTC

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From: Brian Campbell <bcampbell@pingidentity.com>
Date: Fri, 30 Nov 2018 14:04:28 -0700
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To: Hannes Tschofenig <Hannes.Tschofenig@arm.com>
Cc: oauth <oauth@ietf.org>
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Subject: Re: [OAUTH-WG] draft-ietf-oauth-token-exchange/audience & draft-ietf-oauth-resource-indicators
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Seems correct, yes.

On Fri, Nov 30, 2018 at 1:32 PM Hannes Tschofenig <Hannes.Tschofenig@arm.com>
wrote:

> Hi all,
>
> Token exchange registers the 'resource' parameter, at least to a large
> extend, and draft-ietf-oauth-resource-indicators indicates this in the IANA
> consideration section.
>
> What isn't mentioned in draft-ietf-oauth-resource-indicators is that token
> exchange also defines the audience parameter. The audience parameter is
> defined as
>
> "
> Audience:
>       The logical name of the target service where the client
>       intends to use the requested security token.  This serves a
>       purpose similar to the "resource" parameter, but with the client
>       providing a logical name rather than a location.
> "
>
> I am mentioning this also because draft-ietf-ace-oauth-params defines a
> parameter 'req_aud', which was supposed to be similar to resource but at
> the last IETF meeting the argument was that it is a logical name. As such,
> it would correspond to the audience parameter registered in the token
> exchange.
>
> Is my observation correct?
>
> Ciao
> Hannes
>
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