[Openid-dcp] APAC DCP WG Call Meeting notes 18th November

Tobias Looker tobias.looker at mattr.global
Tue Nov 18 22:07:19 UTC 2025


# Attendees

Tobias
Joseph
Stefan
Paul
Christian
Brian
Michael
Oliver
Bjorn
Peter
Kristina

## ISO WG Interop

- Held for two days in New Zealand this week
- HAIP, Annex D and Annex E were in scope

## Other Updates

- Conformance Tests have now been updated to align with HAIP on both VCI and VP
- There was a small group meeting last night at the ISO WG to support SD-JWT ISO 18013-5, we produced a pro's and con's list for different proposals which will be discussed further this week.
- TPAC Update for DC API There will be no registry, instead a direct reference of the protocols

## HAIP Issue and PR's

PR 340, clarify DCQL requirements
- Multiple approvals merged on the call

PR 332, clarify subjects in VP via DC API requirements
- Multiple approvals merged on the call

PR 333, re-adding examples
- Still needs some further updates

PR 335, ecosystem term definition
- Multiple approvals merged on the call

PR 341
- 4 approvals merged on the call

PR 343
- Newly opened PR
- Discussion about whether to extend language to cover encrypted messages in OpenID4VCI

PR 344
- Newly opened by Kristina suggesting that wallets must support the multi-signed request option
- Appeared to be consensus for the direction

Stefan will raise an issue for discussion around requirements for a Wallet to support multiple trust roots or not with different algorithms

Thanks,

[MATTR website]<https://mattr.global/>



Tobias Looker

CTO - MATTR

+64 273 780 461
tobias.looker at mattr.global<mailto:first.last at mattr.global>

[MATTR website]<https://mattr.global/>

[MATTR on LinkedIn]<https://www.linkedin.com/company/mattrglobal>

[MATTR on Twitter]<https://twitter.com/mattrglobal>

[MATTR on Github]<https://github.com/mattrglobal>

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