Another client type "credentialed", in addition to "public" and "confidential". The concept is being explained by Aaron (@aaronpk) in #osw2020.
The OAuth 2.1 Authorization Framework
https://tools.ietf.org/html/draft-parecki-oauth-v2-1
The OAuth 2.1 Authorization Framework
https://tools.ietf.org/html/draft-parecki-oauth-v2-1