There is: https://datatracker.ietf.org/doc/draft-prorock-cose-sd-cwt/
We have an implementation here:
https://github.com/transmute-industries/sd-cwt
SD-CWT was one of the proposed protocol documents for the SPICE BoF.
See https://datatracker.ietf.org/group/spice/about/
Draft charter: https://github.com/transmute-industries/ietf-spice-charter
Meetings are in the readme ^ if you are interested in joining.
OS
On Wed, Dec 6, 2023 at 11:16 AM Anders Rundgren <
anders.rundgren.net@gmail.com> wrote:
> Spurred by the adoption of Deterministically Encoded CBOR as an IETF work
> item, I intend (as an experiment...), recast SD-JWT in this souped up take
> on CBOR.
>
> The following document should give you an idea of what to expect:
> https://github.com/cyberphone/D-CBOR#example
>
> Anders
>
>
--
ORIE STEELE
Chief Technology Officer
www.transmute.industries
<https://transmute.industries>