2024-04-22 AnonCreds Working Group Meeting

Summary

Time: 7:00 Pacific / 16:00 Central Europe
Call Link: https://zoom.us/j/97954159540?pwd=WWk3WmQ3MVh1SXBYZGVreGl0QllGdz09

Recording:

Notices: 

This specification creating group operates under the Linux Foundation Community Specification License v1.0.

cifi	Hyperledger is committed to creating a safe and welcoming community for all. For more information please visit the Hyperledger Code of Conduct.

cifi	Hyperledger is committed to creating a safe and welcoming community for all. For more information please visit the Hyperledger Code of Conduct.

Meeting Attendees

• @Stephen Curran (BC Gov / Cloud Compass Computing Inc.) <swcurran@cloudcompass.ca>

• @Steve McCown (Anonyome Labs) <smccown@anonyome.com>

Related Specifications and Repositories:

• AnonCreds v1.0:

  • The v1.0 specification is published here: https://hyperledger.github.io/anoncreds-spec/

  • The Working Group uses this GitHub repository to manage the specification: https://github.com/hyperledger/anoncreds-spec

  • The AnonCreds Methods Registry: https://hyperledger.github.io/anoncreds-methods-registry

  • The v1.0 implementation in Rust is here: https://github.com/hyperledger/anoncreds-rs

  • The v1.0 implementation is dependent on this Rust CL Signatures implementation: https://github.com/hyperledger/anoncreds-clsignatures-rs

• AnonCreds v2.0

  • The initial framework for the v2.0 specification repository is here: https://github.com/hyperledger/anoncreds-spec-v2

  • The v2.0 implementation in Rust is here: https://github.com/hyperledger/anoncreds-v2-rs

  • Underlying AnonCreds v2.0 are cryptographic libraries in Hyperledger Labs Agora

Meeting Preliminaries:

• Welcome and Introductions

• Announcements:

  • Workshop Wed. April 24th: Zero Knowledge Proofs and ZK Programming in Blockchain Application Development

• Any updates to the Agenda?

Agenda

• Status Updates:

  • AnonCreds v1 in W3C VCDM Format - Status/Updates

    • Test Vectors Repo: https://github.com/TimoGlastra/anoncreds-w3c-test-vectors

    • Credo / Bifold Complete

    • ACA-Py Progress

  • Status update on the Hyperledger Labs Agora Libraries

• Recap of IIW as it relates to AnonCreds

• VC-DI-BBS Specification and AnonCreds V2 - Similarities and Differences

• Getting BBS+ Support in AnonCreds v2

• Other efforts towards the next version of Privacy Preserving VCs

• Open Discussion

To Dos:

Action items

• Links to be referenced in the spec and used where needed:

  • From Will Abramson : https://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.186.5994&rep=rep1&type=pdf

  • From Will Abramson : https://github.com/hyperledger/indy-hipe/blob/c761c583b1e01c1e9d3ceda2b03b35336fdc8cc1/text/anoncreds-protocol/README.md