[OAUTH-WG] draft-ietf-oauth-mtls-03: resource server error code

Vladimir Dzhuvinov <vladimir@connect2id.com> Sun, 13 August 2017 15:01 UTC

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To: IETF oauth WG <oauth@ietf.org>
From: Vladimir Dzhuvinov <vladimir@connect2id.com>
Organization: Connect2id Ltd.
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Date: Sun, 13 Aug 2017 18:00:55 +0300
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Subject: [OAUTH-WG] draft-ietf-oauth-mtls-03: resource server error code
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Hello,

Implementing mTLS on the RS side raised the following question:

What error code should the RS return if the x5t#S256 bound to the access
token token doesn't match the hash of the submitted client certificate?

Here are the error codes already defined in "bearer token usage":

https://tools.ietf.org/html/rfc6750#section-3.1

Thanks,
Vladimir