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Summary:

Note: This call is being recorded.

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• Name (Organization) <email>
• George Aristy (SecureKey) <george.aristy@gmail.com>
• Sam Curren (Independent) <telegramsam@gmail.com>
• Stephen Curran (Cloud Compass Computing Inc./BC Gov) <swcurran@cloudcompass.ca>
• Richard Esplin (Evernym) <richard.esplin@evernym.com>
• Adam Burdett (did.report) <burdettadam@did.report>
• Nathan George (Independent) nathan@ngeorge.org
• Steve McCown (Anonyome Labs) <smccown@anonyome.com>
• Echo Harker (Evernym) <echo.harker@evernym.com>
• Brent Zundel  (Evernym) <brent.zundel@evernym.com>
• Lynn Gray Bendixsen (Independent) <lynn.bendixsen@gmail.com>
• Troy Ronda (SecureKey) <troy.ronda@securekey.com>
• John Callahan (Veridium) <jcallahan@veridiumid.com>
• Scott Zwierzynski (Chainyard) <scott.zwierzynski@chainyard.com>

Welcome / Introductions

Announcements

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Related Meetings Review

• Ursa - No calls since the last Aries meeting. 
  • Hashed curve stuff
• Semantics - yesterday's call (03/17) - Notes
  • (i.) Update: The Human Colossus Foundation: Synergy for a Decentralized Data Economy  
  • (ii.) Discussion: Resource DID / DRI - What properties are required and can it be kept in the DID space?
  • Next meeting: 03/31 (Tuesday)
• DID UX Call - Slack/Mailing list - details in the shared document as well minutes and additional information, currently focus on Purpose Based Services
  • F2F Meeting meetup
• SSI in IoT WG
• Indy Contributors - Richard Esplin (Mon) - Notes (Focus on supporting Indy Networks, including troubleshooting a Sovrin issue)
• Identity WG / Identity WG Implementer calls (Wed / Thurs) 
• DIF DIDComm WG - Monday's at Noon US/Pacific 

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• Aries Protocol Test Suite
  • No updates this week (contributions welcome)
    
• Aries Shared:
  • indy-vdr (Andrew Whitehead)  https://github.com/hyperledger/indy-vdr
    • Remaining work: Design doc, FFI, testing, CI / CD
    • As an Aries interface becomes standardized, will add that API layer
    • Did a POC of LibIndy using Indy-VDR
    • PR for adding rich schemasIntegrating into LibIndy in a separate branch, goal is to release in April/May
  • indy-credx / aries-credx
    • https://github.com/sovrin-foundation/aries-credx-framework-rs
    • https://github.com/andrewwhitehead/indy-credx
    • Ran a branch of ACAPy with Aries Credx instead of LibIndy
  • Aries-Shared-Util
    • Pack / Unpack
    • Not started yet
  • Aries-KMS
    • Will support multiple approachesMike's presentation in Aries WG A
    • Mike and Cam's aries-core-rs → aries-kms-mayaguez
      https://github.com/sovrin-foundation/aries-kms-rs
    • aries-kms-taigavostok: evolution of the Indy wallet crate as a starting point
• Aries-CloudAgent-Python (BC Gov)
  • 0.4.5 presentation verification fixes
  • Revocation based on anoncreds 1.0 has been merged into master and will be in the next release.
    • Because it uses tails files, use case support will be limited - just where the tails file is very small (e.g. 25k credentials)
    • Currently testing with mobile agents to give feedback on process, tweaking the API to provide controller control over the process.
    Help wanted issues posted - notably support for protocol minor versions
    • .
• Aries-Framework-Go (Troy) #aries-go
  • Issue credential protocol with BDD tests.
  • Started work on out-of-band and present proof protocols.
• Aries-SDK-Ruby (Jack)
  • Added genesis block parameterization via Rails encrypted creds
  • Updating https://github.com/johncallahan/ruby-jsonld-signatures (for verifiable credential use)
  • Working on developer use case via IEEE 2418.6 Identity subgroup on Vaccination records https://github.com/p2418-6-identity/community
• Aries-Framework-DotNet (Tomislav)
• Aries-StaticAgent-Python
• Aries-Toolbox
  • Payments admin protocols
    
    • Intended for use with various payment methods
    • Initial support for Sovrin test tokens in ACA-Py Plugin
  • Updates to Connection and Invitation admin protocols complete
• Aries-SDK-Java
  • Initial PR
• Aries-Framework-JavaScript / Aries-SDK-JavaScript
  • Started regular meetings: Framework JS Meetings
• Rich Schemas and W3C Verifiable Credentials (Brent & Ken)
• Ursa

Agenda

• Issue Game: Can we close this? (15 min): 
• Mediator Repo Strategy - Sam
  • 0.4.0 scheduled for late March
    • Hash to curve
    • Updates to AMCL wrapper

Agenda

• Mediator Repo Strategy - Sam
  • Mediators are a specific type of cloud agent
    • Example mediator in LibVCX code contributed by ABSA (could be extracted and stand alone)
  • Documentation (Readme files) should note that a mediator is not always functionally required.
    • verbose option: Mediators and Relays RFC
    • terse option: a paragraph or two. Copied to each repo, or as an anchored link in the above RFC?
  • aries-mediator-[language]? languages ready: go, dotnet, rust (absa)
    • binary & docker image that wraps an existing framework? (e.g., aries-mediator-go as an instance of aries-framework-go)
• DIDExchange Repo Progress
  • OOB Linked In (PR 454)
  • Signed Attachments (PR 456)
  • Reuse-accepted (PR 455)
  • What's missing?
    • Role Names (Issue 457)
• Issue Credential V2.0 (Slides) - Stephen
• Issue Game: Can we close this? (15 min)
• Open Discussion / Next Week Topics

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• Out-of-Band Rollout
  • Use with Connections
  • Community Coordinated Update, switching from Connections Invitations to OOB Invitations?
• Issue Credential Continued....?

Future Topics

• DIF Interop Project - Project is proceeding, connect the communities at IIW
• DKMS status
• Credential Fraud:  Example how in ACA-Py to verify same link secret across multiple credentials in presentation
• Schema interop - how to reused 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 
• Formal protocol verification techniques
  • https://github.com/SvenHammann90/SSI/blob/master/RWOT_9/Topic_Paper_RWOT.md (using Tamarin)
  • https://github.com/johncallahan/needham_shroeder_spin (non-Aries example using SPIN/Promela)
• What's left for DID Exchange protocol?
  • Some discussion in: https://github.com/hyperledger/aries-rfcs/pull/366

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