Page History

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• Name (Organization) <email>
• Stephen Curran (Cloud Compass/BC Gov) <swcurran@cloudcompass.ca>
• Richard Esplin (Evernym) <richard.esplin@evernym.com>
• Alexis Falquier (Spaceman ID) <alexis@spaceman.id>
• John Callahan (Veridium) <jcallahan@veridiumid.com>
• George Aristy (SecureKey) <george.aristy@securekey.com>
• Steve McCown (Anonyome Labs) <smccown@anonyome.com>
• Daniel Hardman (Evernym) <daniel.hardman@evernym.com>

Welcome / Introductions

Announcements

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• Ursa - No calls since the last Aries meeting.
• Semantics - yesterday's call: Handling big data in an Indy Credential - workaround - Hashlink. Link to Paper
• 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
• Identity WG / Identity WG Implementer calls (Wed / Thurs) - no calls since last Aries meeting
• DIF DIDComm WG - Monday's at Noon US/Pacific 
• W3C DID Working Group F2F meeting in Amsterdam (Jan 29-31)
  • Slides from the F2F meeting (200+)
  • SSI Meetup Webinar by Drummond Reed & Markus Sabadello with a full recap of the F2F meeting

Upcoming Releases and Work Updates

• Aries Protocol Test Suite
  • Thanks again to Keith Smith, Issue Credential tests are merged; Present Proof soon to follow once some minor merge conflicts are resolved.
• Aries Shared:
  • Aries KMS
  • Verifiable Data Registry Interface (VDRI) library: indy-aries-vdr (Andrew Whitehead) https://github.com/andrewwhitehead/indy-ledger-clientvdr
  • Other Core Libraries (pack / unpack)
• Aries-CloudAgent-Python (bc.gov) - Release 0.4.1 is pendingreleased, with a change to the forward message handling for compatibility with RFC.
  • Release 0.4.2 coming soon with a regression fix related to the ephemeral challenge.
  • Deployment of 0.4.1 to be synchronized to the Streetcred Agent release, which estimated to be in the next couple of days. 
  • ACA-Pug (User Group) starting, with first meeting next Wednesday, 1 hour before this meeting. ACA-Pug page is here.
• Aries-Framework-Go (Troy) #aries-go
  • Released v0.1.1
  • Route coordination and forwarding implemented (RFC 94 and RFC 211) and integrated with DID Exchange. Go API Package | BDD test
    • Question raised on how to reconcile RFC 94 and RFC 211.
  • Basic JavaScript scaffolding implemented for browser and node.js to use the WASM. NPM packaging in progress.
    • Next: expose framework operations (similar to the REST API).
  • External message handler and purpose decorator implemented (RFC 351). REST API in progress.
  • HTTP over DIDComm in progress (RFC 335). HTTP request portion implemented.
  • Continuing efforts on routing & relays, crypto/kms, WebAssembly, verifiable credentials, generic message handlers (and external registration), JWE envelopes.
• Aries-SDK-Ruby (Jack)
• Aries-Framework-DotNet (Tomislav)
• Aries-StaticAgent-Python - Now up to 0.6.1; more details
• Aries-Toolbox
  • Official repo moved to aries-toolbox
  • Preparing for a new release based on the latest ACA-Py
• Aries-SDK-Python - Wrapper from JeromK and SBCA?
• Aries-SDK-Java
• Aries-Framework-JavaScript / Aries-SDK-JavaScript
  • As agreed in the connect-a-thon, planning efforts on merging the aries-sdk-javascript codebase into a single framework repo - aries-framework-javascript
  • Starting with the efforts on the React-Native Mobile Agent.
• Rich Schemas and W3C Verifiable Credentials (Brent & Ken)
  • HIPEs/RFCs
    • overview https://github.com/hyperledger/aries-rfcs/tree/master/concepts/0250-rich-schemas
    • context https://github.com/hyperledger/aries-rfcs/tree/master/features/0249-rich-schema-contexts
    • schema processing feedback https://github.com/hyperledger/aries-rfcs/tree/master/features/0281-rich-schemas 
  • Next HIPEs/RFCs for
    • encoding
    • mapping
    • credential definition 
  • Node implementation of
    • context (merged)
    • schema PR in progress https://github.com/hyperledger/indy-node/pull/1513
• Ursa 0.3.1 release in January
  • Delegate-able credentials
  • Flexible configuration options
  • ZMix 0.1.0 expected in January
    • Ursa and ZMix will be separate releases. ZMix is the proving code, and Ursa is everything else.

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• Issue PR Game: Can we merge this? (15 min): 
• Protocol Semver
  • Additional data in protocol needs a version bump? 
  • need template update per 0003
• Service Block / Endpoint URI for Agents without an endpoint (Issue 405)
  • Needs to know which key to encrypt for.
  • The implication is that agent will 'pick-up' messages
• DID Exchange (RFC)
  • Extraction of Invitation Protocol? - Yes (Sam if nobody beats me to it.)
    • note about security
    • includes inline keys described below
    • use of ~service decorator
      • inline key representations
    use
    • • - use did:key: as a temporary solution
    • reference of 0268 Deep Linking RFC
    • solve reuse problem by starting a protocol
  • pass DID Docs as attachments
    • replace inline ~sig with attachment signatures
• Named states and coprotocols Daniel Hardman
• Chained Credentials RFC 104 - Paul/Jan
• Open Discussion / Next Week Topics

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• 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 ProVerifTamarin)
  • 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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