Architecture
Custody and disclosure
The phone holds the evidence. Your service receives the approved disclosure and owns its access decision. User-held presentation is part of the planned identity exchange.
User custody. Explicit disclosure.
Kenshiki supplies the SDK. The verifier and user-held presentation shown here are planned additions. Your service owns its access decisions.
Approved disclosures may contain personal information. Your service controls retention of what it receives; withdrawing permission cannot erase copies already received.