<div style="font-family: Helvetica, sans-serif; font-size: 14px;">Hi All,</div><div style="font-family: Helvetica, sans-serif; font-size: 14px;"><br></div><div style="font-family: Helvetica, sans-serif; font-size: 14px;">Please find Mar 14 EU friendly minutes below.</div><div style="font-family: Helvetica, sans-serif; font-size: 14px;"><br></div><div style="font-family: Helvetica, sans-serif; font-size: 14px;">Best,</div><div style="font-family: Helvetica, sans-serif; font-size: 14px;"><br></div><div style="font-family: Helvetica, sans-serif; font-size: 14px;">Jin</div><div style="font-family: Helvetica, sans-serif; font-size: 14px;"><br></div><div style="font-family: Helvetica, sans-serif; font-size: 14px;"><div style="font-weight: normal; text-decoration: none; font-family: Menlo, Monaco, "Courier New", monospace; font-size: 12px; line-height: 18px; white-space: pre; color: rgb(41, 41, 41); background-color: rgb(255, 255, 255);"><span><span style="font-weight: bold; color: rgb(15, 74, 133);">## Meeting Title</span></span><br><br><div><span style="color: rgb(4, 81, 165);">-</span><span> Name: DCP WG + SIOP Call (EU)</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Date/Time: March 14, 2024 8:00 PDT</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Meeting location: <</span><span style="text-decoration:underline">https://zoom.us/j/94085567252?pwd=cHNFMExFalhlM2MrOFhoN3J6eDRuZz09</span><span>></span></div><br><div><span style="font-weight: bold; color: rgb(15, 74, 133);">## Attendees</span></div><br><div><span style="color: rgb(4, 81, 165);">-</span><span> Kristina Yasuda (OIDF)</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Brian Campbell</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Jan Vereecken</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Pedro Felix</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Sabastien Bahloul (IDEMIA/AFNOR)</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Oliver Terbu</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Torsten Lodderstedt</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Timo Glastra</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Jin Wen</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Gail Hodges</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Daniel Fett</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> David Chadwick</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Daniel Buchner</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Andreea Prian</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Nemanja Patrnogic</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Christian Bormann</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Paul Bastian</span></div><br><div><span style="font-weight: bold; color: rgb(15, 74, 133);">## Scribe</span></div><br><div><span>Jin Wen</span></div><br><div><span style="font-weight: bold; color: rgb(15, 74, 133);">## Agenda</span></div><br><div><span style="color: rgb(4, 81, 165);">-</span><span> Review of the agenda</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Event announcements</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Discussions on improving the OpenID4VP query process with two proposals</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Pull request 59 to the request_uri endpoint</span></div><br><div><span style="font-weight: bold; color: rgb(15, 74, 133);">## Introduction</span></div><br><div><span style="color: rgb(4, 81, 165);">-</span><span> Timo Glastra, Co-Founder and CTO at Animo Solutions, introduced himself and his work in identity and SSI technologies</span></div><br><div><span style="font-weight: bold; color: rgb(15, 74, 133);">## Discussion Items</span></div><br><div><span>The group is discussing the a query language for OpenID4VP, with two main directions being considered: simplifying the existing Presentation Exchange (PE) or adopting a new format-specific query language.</span></div><br><div><span style="font-weight: bold; color: rgb(15, 74, 133);">## OpenID4VP Query Language Discussion</span></div><br><div><span>For background issue, see "Opportunities to improve the credential query/request syntax #112" (<</span><span style="text-decoration:underline">https://github.com/openid/OpenID4VP/issues/112</span><span>>)</span></div><br><div><span>As the chair, Torsten provided this recommendation:</span></div><br><div><span>A structured process is proposed to reach a consensus on the query language, including agreeing on scope and requirements, discussing proposals, creating comparative examples, gaining implementation experience, and developing an adoption strategy.</span></div><br><div><span>Two main proposals:</span></div><br><div><span style="color: rgb(4, 81, 165);">1)</span><span> Oliver Terbu presented a proposal for a credential format-specific query language, which aims to simplify queries by being more precise and having less implementation complexity, especially for non-JSON credential formats like CBOR. (<</span><span style="text-decoration:underline">https://docs.google.com/document/d/10JT--pXWsfwC4QVu3XJpXGwcO08M6tnpkZ4PKdtCEWo/</span><span>>)</span></div><br><div><span>Key points:</span></div><br><div><span style="color: rgb(4, 81, 165);">-</span><span> It aims to be simpler than the current Presentation Exchange (PE) and support specifics of different credential formats like JSON-LD, JWT, CBOR etc.</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> It has a presentation request object with an ordered array of queries. The order indicates the verifier's preference.</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Feedback is needed on the overall approach of having a format-specific query language</span></div><br><div><span style="color: rgb(4, 81, 165);">2)</span><span> Kristina Yasuda presented a proposal to define a mandatory-to-implement minimum profile of Presentation Exchange (PE) for OpenID for VP to address feedback and simplify implementation without major breaking changes.titled "mandatory minimum PE profile for OpenID4VP" <</span><span style="text-decoration:underline">https://docs.google.com/document/d/1r7S36RFNsnCOrYbkyTFE5ybPBalT-hERSnzKQ2rzcX8/edit</span><span>></span></div><div><span>issue that raises this PE profile: <</span><span style="text-decoration:underline">https://github.com/openid/OpenID4VP/issues/129</span><span>></span></div><br><div><span>Key points:</span></div><br><div><span style="color: rgb(4, 81, 165);">-</span><span> Define a mandatory minimum profile of PE for OID4VP</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Capture the common basic features many implementers have used so far</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Limit some complex features like passing entire JSON schemas</span></div><br><div><span>In addition:</span></div><br><div><span style="color: rgb(4, 81, 165);">-</span><span> The group discussed the potential need for viewpoints from implementers like the California DMV or other governments on the query language.</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> The group discussed the need for a fair and transparent process to decide between these approaches</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Implementation experience and clear requirements were emphasized as important factors</span></div><br><div><span style="font-weight: bold; color: rgb(15, 74, 133);">## Discussion on Pull Request 59</span></div><br><div><span>Torsten discussed the long-standing pull request 59 (), which allows wallets to send a POST request to the request UI endpoint. The discussion covered technical details such as case sensitivity of the method values and the need for privacy considerations when sending wallet metadata. Suggestions were made to ensure the request URI method is named appropriately and to include privacy considerations in the proposal.</span></div><br><div><span style="font-weight: bold; color: rgb(15, 74, 133);">## External Events and Workshops</span></div><br><div><span style="color: rgb(4, 81, 165);">-</span><span> Several external events and workshops were highlighted:</span></div><div><span> </span><span style="color: rgb(4, 81, 165);">-</span><span> OIDF workshop at Google <</span><span style="text-decoration:underline">https://openid.net/registration-oidf-workshop-monday-april-15-2024/</span><span>></span></div><div><span> </span><span style="color: rgb(4, 81, 165);">-</span><span> IIW event on April 16-18 <</span><span style="text-decoration:underline">https://iiw38.eventbrite.com/</span><span>></span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> The City Hub initiative was mentioned, which received a grant to support digital identity stakeholder convergence</span></div><br><div><span style="font-weight: bold; color: rgb(15, 74, 133);">## Actions</span></div><br><div><span style="color: rgb(4, 81, 165);">-</span><span> all: The group agreed to continue the discussion on the proposed query language and to review and provide feedback on the related documents and pull requests.</span></div><br><div><span style="font-weight: bold; color: rgb(15, 74, 133);">## Next Meeting</span></div><br><div><span style="color: rgb(4, 81, 165);">-</span><span> Name: DCP WG + SIOP Call (EU)</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Date/Time: March 21, 2024 8:00 PDT</span></div><div><span style="color: rgb(4, 81, 165);">-</span><span> Meeting location: <</span><span style="text-decoration:underline">https://zoom.us/j/94085567252?pwd=cHNFMExFalhlM2MrOFhoN3J6eDRuZz09</span><span>></span></div></div><br> </div><div style="font-family: Helvetica, sans-serif; font-size: 14px;"><br></div>
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