Seems to be similar to the intentions of:
https://datatracker.ietf.org/doc/html/rfc8176
and/or
https://openid.net/specs/openid-connect-modrna-authentication-1_0-06.html

--
-jim
Jim Willeke


On Wed, Jul 27, 2022 at 7:45 AM Jaimandeep Singh <jaimandeep.phdcs21=
40nfsu.ac...@dmarc.ietf.org> wrote:

> Dear Aaron and esteemed members,
>
> 1. It was good to note that we are planning to simplify the definitions of
> confidential and public clients in the new specs. However, my thoughts are
> that instead of these definitions which are open to interpretation, we can
> work on these two options:
>
> *Option I*:
> 2. We can define the client applications in terms of trust assurance
> levels. The trust assurance level will determine the ability of the
> application to acquire delegated authorization rights (permitted scopes)
> for a longer duration.
>
> (a) *Trust Assurance Level 0*. This is the minimum trust assurance level.
> The application does not have means of mutual identification and
> authentication. The delegated authorization rights would be restricted to a
> minimum level of permissions (scopes). The lifespan of the delegated
> authorization rights (in terms of access and refresh tokens) will be
> minimal or for one time use only.
>
> (b) *Trust Assurance Level 1*. The applications have the means of
> establishing mutual identification and authentication. The delegated
> authorization rights (scopes) will be more permissive in nature. The
> lifespan of the authorization rights (in terms of access and refresh
> tokens) will be of a more persistent nature.
>
> *How Does this help?*
> 3. We are moving from the less formal classification and interpretation of
> client applications to a more robust definition based on the principles of
> mutual identification and authentication.
>
> 4. It can additionally form the basis of DPoP.
>
> *Option II:*
> 5. In the main meeting we discussed the possibility of moving towards a
> uniform OAuth flow by converting public apps to confidential apps. We need
> more discussions on the same.
>
> Regards and Best Wishes
> Jaimandeep Singh
>
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>
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