• Machine Readable Governance Framework
  • OOB Progress / Updates

Note: This call was recorded: <To be inserted>, Chat: 20200610 Aries WG B - Zoom Chat.txt

However, there was no screen sharing on the meeting.  The links for the presentations are provided below in the Agenda section.


(12PM Los Angeles, 3PM New York, Tuesday at 7AM Sydney)

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Stephen Curran (Cloud Compass Computing Inc.) <>

Steve McCown (Anonyome Labs) <>

Welcome / Introductions


Related Meetings Review

  • Ursa - 
  • Semantics - Next meeting: Never - transitioning to be in the ToIP Foundation - see RocketChat channel for details and how to join the successor group
  • DID UX Call - Active?
  • SSI in IoT WG
  • Indy Contributors - Next Monday - Release Process and update, Namespacing Update, Revocation Update, Other?
  • Identity WG / Identity WG Implementer calls (Wed / Thurs) - Next on is next week
  • DIF DIDComm WG - Monday's at Noon US/Pacific - Sam Curren (Mon) - DID Doc services, etc.

Upcoming Releases and Work Updates

  • Aries Protocol Test Suite
    • Instructions, docker added - Try It!
    • Issue, credential, and proof tests are merged.
  • Aries Agent Test Harness -
    • Test compatibility between any two agents
    • Work on Present Proof tests.  Adding 4th agent personna (Acme, Bob, Faber and Mallory)
    • Bounty for implementing the Aries Framework .NET backchannel (and maybe others) – Apply Now
  • Aries Shared:
  • Aries-CloudAgent-Python (
    • Release 0.5.1 is on PyPi.
    • Looking at enhancing the revocation support work - less effort for controller, more on ACA-Py
    • OOB support being added
    • Initial JSON-LD VC support added – signing, verifying only - done by Sam Curren supported by SICPA (Switzerland)
  • Aries-Framework-Go (Troy) #aries-go
    • Implementing the Out-Of-Band protocol
    • Implementing issue-credential and present-proof protocols
    • Edge agent in work based aries-framework-go using WASM with support for DIDs, VCs and DIDComm support being added
  • Aries-SDK-Ruby (Jack)
  • Aries-Framework-DotNet (Tomislav)
  • Aries-StaticAgent-Python
  • Aries-Toolbox
  • Aries-SDK-Java
  • Aries-Framework-JavaScript - Framework JS Meetings
    • Current focus is on mediator use case (NodeJS)
    • Plan for 1.0 defined; refactoring to be done
  • Rich Schemas and W3C Verifiable Credentials (Brent & Ken)
    • Some work has been done to support the W3C Verifiable Credentials Data Model specification
  • Aries-MobileAgent-Xamarin (Aries MAX) -
    • Ideas:
      • Automatic offer acceptance/managing credentials
      • Machine readable governance
  • Ursa
    • To replace libsodium, need to have a replacement for the anoncrypt / authcrypt sealed box for pack / unpack.
      • Can be done in Ursa with two steps, but might add as a single function call.
    • Revocation 2.0 Support - new approach: Non-Revocation Range Merkle Tree - Ursa RFC here
      • Performance looks good at 1M creds/registry - 16M might be possible.


Next Week

  • Requests?

Future Topics

  • Aries Storage ideas - Andrew Whitehead
  • Migrating to new JWE envelope format:
  • DKMS status
  • Credential Fraud:  Example how in ACA-Py to verify same link secret across multiple credentials in presentation
  • Schema interop - how to reuse a schema across different networks Robert Mitwicki(RFC in progress)
  • Using WebSocket as a way to communicate back to the mobile/desktop wallet (Agent (services or user) as a proxy for communication between service and digital wallet) Robert Mitwicki 

Action items

  • Pursue idea of "reuse" in OOB Protocol and remove from DID Exchange

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