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<p class="MsoNormal">SIOP Special Topic Call Notes 8-Sep-22<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Kristina Yasuda<o:p></o:p></p>
<p class="MsoNormal">Mike Jones<o:p></o:p></p>
<p class="MsoNormal">Petteri Stenius<o:p></o:p></p>
<p class="MsoNormal">David Chadwick<o:p></o:p></p>
<p class="MsoNormal">Torsten Lodderstedt<o:p></o:p></p>
<p class="MsoNormal">David Waite (DW)<o:p></o:p></p>
<p class="MsoNormal">Jeremie Miller<o:p></o:p></p>
<p class="MsoNormal">George Fletcher<o:p></o:p></p>
<p class="MsoNormal">Kaliya Young<o:p></o:p></p>
<p class="MsoNormal">Brian Campbell<o:p></o:p></p>
<p class="MsoNormal">Paul Grehan<o:p></o:p></p>
<p class="MsoNormal">Bjorn Hjelm<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Pull Requests<o:p></o:p></p>
<p class="MsoNormal"> <a href="https://bitbucket.org/openid/connect/pull-requests/">
https://bitbucket.org/openid/connect/pull-requests/</a><o:p></o:p></p>
<p class="MsoNormal"> PR #294: clarifying that aud is not required in a signed request in SIOPv2, issue #1602<o:p></o:p></p>
<p class="MsoNormal"> Kristina said that the SHOULD is problematic for testing<o:p></o:p></p>
<p class="MsoNormal"> Torsten said that we changed SIOPv2 so that the issuer and the subject match<o:p></o:p></p>
<p class="MsoNormal"> Torsten said that as long as you can resolve the issuer, everything's fine<o:p></o:p></p>
<p class="MsoNormal"> Kristina will update the PR<o:p></o:p></p>
<p class="MsoNormal"> PR #295: OpenID4VCI editorial<o:p></o:p></p>
<p class="MsoNormal"> Kristina will merge it after the call<o:p></o:p></p>
<p class="MsoNormal"> PR #293: Separated binding method from attestations (Issue #1585)<o:p></o:p></p>
<p class="MsoNormal"> Kristina updated the PR<o:p></o:p></p>
<p class="MsoNormal"> John Bradley suggested being more specific<o:p></o:p></p>
<p class="MsoNormal"> Torsten added an example<o:p></o:p></p>
<p class="MsoNormal"> Torsten said that we should add more on binding format<o:p></o:p></p>
<p class="MsoNormal"> Kristina plans to remove binding material<o:p></o:p></p>
<p class="MsoNormal"> Kristina to update<o:p></o:p></p>
<p class="MsoNormal"> There was a discussion on the differences between attestation and binding<o:p></o:p></p>
<p class="MsoNormal"> Jeremie said that they serve different purposes<o:p></o:p></p>
<p class="MsoNormal"> Jeremie said that like Torsten, he wants to see an example<o:p></o:p></p>
<p class="MsoNormal"> We also discussed the differences between key attestation and device attestation<o:p></o:p></p>
<p class="MsoNormal"> George asked what the purpose of the attestation is and what we're trying to attest to<o:p></o:p></p>
<p class="MsoNormal"> Kristina said that Google uses SafetyNet in their mDL issuance<o:p></o:p></p>
<p class="MsoNormal"> Torsten said that this PR is about key attestation<o:p></o:p></p>
<p class="MsoNormal"> He said that it should be a separate PR for device attestation<o:p></o:p></p>
<p class="MsoNormal"> He asked for an example that we can talk about<o:p></o:p></p>
<p class="MsoNormal"> Tosten posted this for background:
<a href="https://developer.android.com/training/articles/security-key-attestation">
https://developer.android.com/training/articles/security-key-attestation</a><o:p></o:p></p>
<p class="MsoNormal"> PR #269: multiple credentials in the initiate issuance request (Issue #1569)<o:p></o:p></p>
<p class="MsoNormal"> To be merged<o:p></o:p></p>
<p class="MsoNormal"> PR #285: Adding batch credential endpoint: fixes #1544<o:p></o:p></p>
<p class="MsoNormal"> Torsten, Kristina, and Mike asked for clarifications<o:p></o:p></p>
<p class="MsoNormal"> PR #243: Ordering claims in OP Metadata (Issue #1593)<o:p></o:p></p>
<p class="MsoNormal"> David Chadwick said that order is for display purposes<o:p></o:p></p>
<p class="MsoNormal"> David will update the PR<o:p></o:p></p>
<p class="MsoNormal"> PR #232: Support for Informed Consent in the OIDC4VCI protocol between the wallet and the issuer<o:p></o:p></p>
<p class="MsoNormal"> This introduced a new consent model<o:p></o:p></p>
<p class="MsoNormal"> There are four requests for changes<o:p></o:p></p>
<p class="MsoNormal"> Kristina suggested that we should decline this for now<o:p></o:p></p>
<p class="MsoNormal"> David wants it to be recorded that his consent model isn't in the protocol<o:p></o:p></p>
<p class="MsoNormal"> He said that consent is out-of-band<o:p></o:p></p>
<p class="MsoNormal"> Torsten said that consent is being established between the user and the server<o:p></o:p></p>
<p class="MsoNormal"> There isn't a protocol aspect to that<o:p></o:p></p>
<p class="MsoNormal"> PR #240: Add "type" to OP Metadata (Issues #1566, #1592, #1628)<o:p></o:p></p>
<p class="MsoNormal"> There are three requests for changes<o:p></o:p></p>
<p class="MsoNormal"> Torsten would prefer to have the type under the format object<o:p></o:p></p>
<p class="MsoNormal"> Then we wouldn't have to invent our own types<o:p></o:p></p>
<p class="MsoNormal"> David Chadwick said that the type is independent of the format<o:p></o:p></p>
<p class="MsoNormal"> He wants the type to be at the top level<o:p></o:p></p>
<p class="MsoNormal"> He wants it to be a mandatory property<o:p></o:p></p>
<p class="MsoNormal"> Kristina agrees that the type needs to be mandatory<o:p></o:p></p>
<p class="MsoNormal"> Torsten said that in W3C VCs, the type is represented in the credential<o:p></o:p></p>
<p class="MsoNormal"> Torsten said that we did not agree that the type is a mandatory part of the metadata<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Issues<o:p></o:p></p>
<p class="MsoNormal"> <a href="https://bitbucket.org/openid/connect/issues?status=new&status=open">
https://bitbucket.org/openid/connect/issues?status=new&status=open</a><o:p></o:p></p>
<p class="MsoNormal"> We ran out of time to discuss other issues<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Next Call<o:p></o:p></p>
<p class="MsoNormal"> The next call will be Monday, September 12, 2022 at 4pm Pacific Time<o:p></o:p></p>
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