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Mobile Infrastructure

Discussion Topics

• Mobile Verifiers
  • We need them.
  • Flow
    • Holder displays QR, Verifier scans with mobile app and sees the result. - Common Model, assumed by those new to industry.
    • 'presenting' the QR code feels natural when 'presenting' a credential.
    • QR is best as invitation, not requiring user to know in advance what to present.
    • Verifier can also display QR.
    • Speed of transaction
      • User prepares to have transaction happen fast
        • Preselect or preauthorize set of actions
        • Can be assisted by governance / trust registry to find common targets
      • build set of 'reapprovals' after done initially.
        • save my authorization
  • Unique Features
    • Offline Verifications
      • Can't use shortened QR codes
      • BLE Verification useful offline
        • Needs framework support
      • Machine Readable Governance - cached
        • Cache schemas
        • Cache public keys for verifiers?
        • Pass file? (Interaction)
    • Common Hardware
    • Framework support required
      • Offline aware
    • UI Supports required
    • Cache Needed
      • Speed of local assets
      • Mechanisms
        • Trust Registry Protocols - https://wiki.trustoverip.org/display/HOME/ToIP+Trust+Registry+Protocol+Specification
        • Machine Readable Governance
        • Hard Coded
      • TTL
    • User Experience
      • Clear for Holder
      • Clear for Verifier
      • Clear indication of where in the flow they are. Universal progress bar?
      • Particularly for non-happy paths
        • Internationalization / Localization
    • Performance
• Device Recovery (Backup/Restore/Sync/Rotation to new keys)
  • Backup / Restore Formats?
• Secure Element usage
• SDK / Embedding Agents into existing Mobile Apps

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