[Openid-specs-ab] Call for Adoption for the OpenID Connect Key Binding Specification

[Dick Hardt]

On Mon, Sep 29, 2025 at 6:17 PM Kristina Yasuda via Openid-specs-ab <
openid-specs-ab at lists.openid.net> wrote:

> I do *not *support adoption of this draft for the reasons that have been
> listed by Pieter, Aaron, Justin, Brian, Andrii and Ralph.
>

There are a variety of reasons. You are opposed for all of them?


>
> Key bound ID Tokens using OIDC is where Microsoft and few other companies
> have started when implementing Verifiable Credentials and OpenID for
> Verifiable Credential Issuance 1.0 is where all that implementation
> experience has led. I don't think there is a need to reinvent a wheel when
> there already is a well-tested final (!) protocol that can be used for this
> use case.
>

Which protocol is that?


>
> It is also concerning that this call for adoption happened without the
> topic being mentioned in the DCP WG even once. I am sure DCP WG members
> would be happy to help and point out extension points in VCI 1.0 that can
> be leveraged, if needed.
>

Why is that? We don't want a VC. We want an id_token as I have described
that has an "aud" value.
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