2020-03-11-B Aries Working Group Call (US afternoon)

Summary:

• OutOfBand Update
• Signed Attachments
• DID Exchange ACK/Continue

Note: This call is being recorded.

Date

04 Mar 2020 (12PM Los Angeles, 3PM New York, Tuesday at 7AM Sydney)

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Attendees

• Name (Organization) <email>
• Sam Curren (Sovrin Foundation) <sam@sovrin.org>
• George Aristy (SecureKey) <george.aristy@securekey.com>
• Daniel Bluhm (Sovrin Foundation) <daniel.bluhm@sovrin.org>
• Ken Ebert (Sovrin Foundation) <ken@sovrin.org>
• Echo Harker (Evernym) <echo.harker@evernym.com
• Stephen Curran (Cloud Compass/BC Gov) <swcurran@cloudcompass.ca>
• line.kofoed (bloqzone) <line.kofoed@bloqzone.com>
• Alexander Blom (bloqzone) <alexander.blom@bloqzone.com>
• Richard Esplin (Evernym) <richard.esplin@evernym.com>
• Moushmi Banerjee Moushmi Banerjee <moushmi.banerjee@nutanix.com>

Welcome / Introductions

Announcements

• IIW April 28-30 Will happen, in one form or another.

Related Meetings Review

• Ursa - No calls since the last Aries meeting.
• Semantics - yesterday's call (03/03) - Notes
  • (i.) Overview: "Decentralized Data Network for Dummies"  
  • (ii.) Formation of The Human Colossus Foundation: First steps and why it was founded
  • (iii.) Use case: Proposal for a Pharma consortium "Data Sharing Hub" with SSI onboarding for all subjects
  • Next meeting: 17/03 (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 (plus a special session on supporting Indy Networks)
• Identity WG / Identity WG Implementer calls (Wed / Thurs) 
• DIF DIDComm WG - Monday's at Noon US/Pacific 

Upcoming Releases and Work Updates

• Aries Protocol Test Suite
  • Issue, credential, and proof tests are merged.
• 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
  • indy-credx / aries-credx
    • https://github.com/sovrin-foundation/aries-credx-framework-rs
    • https://github.com/andrewwhitehead/indy-credx
  • Aries-Shared-Util
    • Pack / Unpack
    • Not started yet
  • Aries-KMS
    • Will support multiple approaches
    • Mike and Cam's aries-core-rs → aries-kms-mayaguez
      https://github.com/sovrin-foundation/aries-kms-rs
    • aries-kms-taiga: 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
    • 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
  • Released 0.1.2
  • Weekly planning notes.
  • Continue to work on completing JavaScript controller API.
  • Started work on issue credential protocol.
• Aries-SDK-Ruby (Jack)
  • Added genesis block parameterization via Rails encrypted creds
• 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 coming soon
• 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
  • 0.3.1 release in January
  • 0.3.2 released in February, includes key exchange methods (can replace libsodium)

Agenda

• Welcome / Introduction
• Issue Game: Can we close this? (15 min): 
• Hyperledger Global Forum Update (from all who attended)
  • Recording playlist: https://www.youtube.com/playlist?list=PL0MZ85B_96CFY3isYUplorFSenn04WwBt 
  • Indy/Aries barely mentioned in main stage presentations/keynotes, more than half attended the workshops for indy/aries
    • workshops largely lacked overlap
  • Lots of identity sessions 1 or 2 sessions per hour all week.
  • near fire code limits on BCGov Sessions and others.
  • BoF Session - lively discussions.
  • SecureKey sessions - Fabric/Aries code
  • Governance was common topic / ToIP
  • Shared library use and contributions by ABSA
    
  • 8 Mobile agents, becoming aware of more.
    • streetcred https://streetcred.id/
      Connect.Me https://connect.me
      OSMA https://github.com/mattrglobal/osma
      ARNIMA https://github.com/ayanworks/ARNIMA
      esatus https://wallet-demo.esatus.com/
      idramp https://idramp.com/ledger/
      dizme https://infocert.digital/infocert-presents-dizme-the-first-digital-identity-platform-based-on-blockchain-technology-and-eidas-compliant/
      Memberpass www.memberpass.com
  • MIR BFT by IBM - high throughput with large node counts
• Out Of Band Update - Stephen Curran - Presentation - PR 434
• Signed Attachments- Andrew Whitehead - Presentation - Next steps, update the PR with this information
• DIDExchange Continue/Ack PR - Sam Curren
  • Goals: Formal ACK, Connection Reuse.
• Open Discussion / Next Week Topics

Next Week

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

Action items

Call Recording