Re: Selective Disclosure for W3C Data Integrity

I just wanted to chime in to say that I appreciate the careful approach to
this important topic. Kudos to Dave and Manu and crew.

--Daniel

On Mon, May 29, 2023 at 8:56 AM Manu Sporny <msporny@digitalbazaar.com>
wrote:

> Hi CCG'ers (VCWG bcc'd),
>
> Today, we are announcing a selective disclosure capability for W3C
> Data Integrity that is compatible with NIST-compliant cryptography. As
> many of you know, the Data Integrity specification and a few
> cryptosuites are being standardized in the W3C Verifiable Credentials
> WG.
>
> There has been a gap for a while now that made it not possible to meet
> selective disclosure use cases using NIST compliant cryptography. This
> is an important requirement that needs to be met for national
> government and large enterprise use cases. This announcement now makes
> it possible to meet those use cases.
>
> A slide deck outlining this new capability is attached to this email
> and provided in the link below:
>
>
> https://docs.google.com/presentation/d/1d-04kIWhPuNscsAyUuRH3pduqrNerhigCWahKe6SNos/edit#
>
> There is a complete implementation of the mechanism available here,
> that works with the Verifiable Credentials v2.0 work as well as the
> ECDSA cryptosuite that is already adopted by the Working Group:
>
> https://github.com/digitalbazaar/ecdsa-sd-2023-cryptosuite
>
> We look forward to feedback on the approach and interoperable
> implementations as the work progresses in the public. We are also
> happy to answer any questions or concerns that you might have
> regarding the work.
>
> -- manu
>
> --
> Manu Sporny - https://www.linkedin.com/in/manusporny/
> Founder/CEO - Digital Bazaar, Inc.
> https://www.digitalbazaar.com/
>