In collaboration with Aaron Parecki, the ability for OAuth 2.0 protected resource servers to return their resource identifiers via WWW-Authenticate has been added to the OAuth 2.0 Protected Resource Metadata specification. This enables clients to dynamically learn about and use protected resources they may have no prior knowledge of, including learning what authorization servers can be used with them.
This incorporates functionality originally incubated in draft-parecki-oauth-authorization-server-discovery-00. Aaron and I had been asked to merge the functionality of our two drafts during an OAuth working group session at IETF 116. We’re both happy with the result!
The specification is available at:
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