2019-11-20-B Aries Working Group Call (US afternoon)

Summary:

Planned:

• Aries Stable RFC
• AnonCreds 2.0 with Ursa
• Open Discussion / Next Week Topics

Note: This call is being recorded.

Date

20 Nov 2019 (12PM Los Angeles, 3PM New York, Tuesday at 7AM Sydney)

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Attendees

• Name (Organization) <email>
• Troy Ronda (SecureKey) <troy.ronda@securekey.com>
• George Aristy (SecureKey) <george.aristy@securekey.com>
• Stephen Curran (CloudCompass/BC Gov) <swcurran@cloudcompass.ca>
• Daniel Bluhm (Sovrin Foundation) <daniel.bluhm@sovrin.org>
• Ken Ebert (Sovrin Foundation) <ken@sovrin.org>
• Moushmi Banerjee (Nutanix) <moushmi.banerjee@nutanix.com>
• Will Abramson (truu) <will@truu.id>
• Steve McCown (Anonyome Labs) <smccown@anonyome.com>

Welcome / Introductions

Announcements

• Aries Workshop/Connectathon December 3-5 in Provo, Utah
  • Thank you Sponsors: StreetCred and Hyperledger! - More Food Sponsors welcome!
  • Please RSVP
• Webinar on peer DIDs Nov 21 (Tomorrow!) at 1 PM MST, ssimeetup.org
• New Indy/Aries/Ursa edX course, now online - enroll now!

Related Meetings Review

• Ursa - Progress on packages and Plenum work.
• Semantics - ODCA pilots underway - The agenda, video, notes, etc. from the HL Indy Semantics WG call: 
  • Read more: https://odca.online and https://tool.odca.online
  • Fully functional parser: https://github.com/THCLab/odca-ruby
• DID UX Call - Slack/Mailing list - details in the shared document as well minutes and additional information, currently focus on Purpose Based Services
• SSI in IoT WG
• Indy Contributors - Richard Esplin (Mon) - Discussed future of Indy Ledger (View Change, Aardvark BFT, bug fixes, future of Plenum)
• Identity WG / Identity WG Implementer calls (Wed / Thurs)

Upcoming Releases and Work Updates

• Aries Protocol Test Suite
  • Progress in making it work with the LibVCX Dummy Cloud Agent (support for mediators).
  • Ready for people to contribute additional tests.
• Aries-KMS
  • Moving Indy Wallet crate into aries-ams / aries-kms (might change the repo name)
  • cam's rust aries-kms (just old code in repo right now, once I add more to my RFC I will focus my attention to adding code here)
    
  • Working on aries-kms RFC 
• Verifiable Data Registry Interface library
  • Ken's POC
• Other Core Libraries (pack / unpack)
• Aries-CloudAgent-Python (bc.gov) - Latest is Release 0.3.5 on PyPi
• Aries-Framework-Go (Troy) #aries-go
  • Weekly planning notes (2019-11-19).
  • Working on mediator/routing, WebSocket transport, WASM, browser primitives, credential issuance.
  • Mentioned last week on the B call
    • 0.1.0 released (mentioned last week on the B call).
    • Project description posted in README.
    • You can play with the framework by running BDD tests or with the OpenAPI (swagger) interface.
    • Next up: credential issuance (and continuing with W3C verifiable credentials), WebAssembly & WebSockets.
• Aries-SDK-Ruby (Jack)
  • Updated to 0.0.6 at RubyGems https://rubygems.org/gems/aries-sdk-ruby
  • Rails sample project using aries-sdk-ruby at https://github.com/johncallahan/aries-rails
• Aries-Framework-DotNet (Tomislav)
• Aries-StaticAgent-Python - Now up to 0.6.1; more details
• Aries-Toolbox
  • Moving repos to HyperLedger's Github Org.
  • ACApy plugin for supported admin protocols.
• Aries-SDK-Python - Wrapper from JeromK and SBCA?
• Aries-Framework-Java #aries-framework-java on RocketChat
• Aries-SDK-JavaScript
  • PR for moving Indy NodeJS wrapper repo has been merged into https://github.com/hyperledger/aries-framework-javascript
  • Repo is ready for contributors to start picking next tasks
  • Need to rename existing repo - "aries-framework-javascript" to "aries-sdk-javascript" and create a new repo as "aries-framework-javascript"
    • Also need to add following people as maintainers to both repos.
    • Jakub Koci , Matt Raffel , Ajay Jadhav , Keith Smith
  • Regular weekly zoom calls to be scheduled from this Friday. Will share the details on Rocket Chat.
  • DIF people interested in implementing a Java Script library that might share some of the functionality of the Aries SDK. We need to keep that in mind.
• 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
• Migration from LibIndy
  • Closing PRs related to Indy wrappers with pointers to Aries language libraries
  • LibVCX support for some Aries protocols
• Ursa 0.3.0 release in November
  • Updated BLS signature (multi-signatures, small-BLS)
  • Compilation optimization for specific hardware
  • Rest of predicates for Anoncreds 2.0 and delegatable credentials

Agenda

• Issue Game: Can we close this? (15 min)
  • Issue 136: RFC 0094: Why routing agents, why onion routing
  • Issue 139: 0114: Identity for Protocol Test Suite
  • Issue 145: RFC 0037: pres req should clarify intent of verifier
• Aries Stable RFC (20 min - Stephen Curran) - Presentation
• AnonCreds 2.0 with Ursa (45min - Mike Lodder)
  • Goal – Hard to screw up interfaces. Expose Ursa functionality thru Aries
  • Crypto interface – Encryption, Signing, Verifiable Credentials
  • Credential – Store, Retrieval, Update, Delete
  • Credential Exchange
    • Credential issuance
      
      • Holder setup
      • Issuer setup
    • Proof generation
      • Holder setup
      • Verifier setup
      • Predicates
    • Proof verification
• Open Discussion / Next Week Topics

Next Week

Future Topics

• DIF Interop Project - Project is proceeding, connect the communities at IIW
• DKMS status
• Independent agent upgrades
• Signature Envelope (Kyle)
  • Updating to JWE compliant data model
• Credential Fraud:  Example how in ACA-Py to verify same link secret across multiple credentials in presentation
• 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
• Update message type and protocol identifier to https. (and protocol documentation hosting.) 
• Formal protocol verification techniques
  • https://github.com/SvenHammann90/SSI/blob/master/RWOT_9/Topic_Paper_RWOT.md (using ProVerif)
  • https://github.com/johncallahan/needham_shroeder_spin (non-Aries example using SPIN/Promela)

Action items

Call Recording