Error on transaction_data when the wallet does not support it

OID4VP 1.0 §8.4MUSTRoles: wallet

Requirement as recorded in the ProtocolSoup registry

If the Wallet does not support transaction_data parameter, it MUST return an error upon receiving a request that includes it.

Read §8.4 in OID4VP 1.0

Self-test verdict

PassCommit 97df6a8Evaluated 2026-10-11

This is ProtocolSoup's result against its own implementation at the commit shown. It is not a certification of ProtocolSoup or of any other product.

Tests

TestPresentationAPIsRejectUnsupportedTransactionData
./cmd/walletharness
Pass

Implementation

backend/cmd/walletharness/main.go

Related requirements

VP-006Exact state correlation for redirect response modes VP-007Verifier metadata per-format fields and numeric COSE identifiers

All OID4VP 1.0 requirements · OID4VP protocol page