<div dir="ltr">Hi all,<br><div>Here are the notes from today's meeting. They are also stored <a href="https://hackmd.io/@oidf-wg-sse/wg-meeting-20231003">here</a>.</div><div><br></div><div>Thanks to those who attended.</div><div>Atul</div><div><br></div><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><span><div dir="ltr" style="margin-left:0pt" align="left"><table style="border:none;border-collapse:collapse"><colgroup><col width="142"><col width="482"></colgroup><tbody><tr style="height:0pt"><td style="vertical-align:middle;padding:-9.432pt -9.432pt -9.432pt -9.432pt;overflow:hidden"><p dir="ltr" style="line-height:1.2;margin-top:0pt;margin-bottom:0pt"><a href="https://sgnl.ai" target="_blank"><span style="font-size:11pt;font-family:"Work Sans",sans-serif;color:rgb(17,85,204);background-color:transparent;vertical-align:baseline;white-space:pre-wrap"><span style="border:none;display:inline-block;overflow:hidden;width:137px;height:68px"><img src="https://lh3.googleusercontent.com/aO7jB_JqOxA0tVDXsAotNQnsfEkxEORgtkVnVFrmkR7O8j3B4lbbRsGFuprzQhfDmri2YH8_dnjPiZnGMZxIcT9xRcdY6rYm-xGophLkgvl_v8istAefyh4qkSVINQtPfcmq5BZiKbfFHmursSUHyll1jEWBTd--nw26MIMKd86Br32rGZkvJwnEED_nzQ" width="137" height="68" style="margin-left:0px;margin-top:0px"></span></span></a></p></td><td style="vertical-align:top;padding:5pt 5pt 5pt 5pt;overflow:hidden"><p dir="ltr" style="line-height:1.44;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:"Work Sans",sans-serif;color:rgb(0,0,0);background-color:transparent;vertical-align:baseline;white-space:pre-wrap">Atul Tulshibagwale</span></p><p dir="ltr" style="line-height:1.44;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:"Work Sans",sans-serif;color:rgb(102,102,102);background-color:transparent;vertical-align:baseline;white-space:pre-wrap">CTO </span></p><p dir="ltr" style="line-height:1.2;margin-top:0pt;margin-bottom:0pt"><font size="1"><span style="font-family:"Work Sans",sans-serif;color:rgb(17,85,204);background-color:transparent;vertical-align:baseline;white-space:pre-wrap"><span style="border:none;display:inline-block;overflow:hidden;width:20px;height:27px"><a href="https://linkedin.com/in/tulshi" target="_blank"><img src="https://lh6.googleusercontent.com/ezm4lDcLtajK4RMqqHALoRgXyaC4HRlw0wWsR2Jvms0V9Wrxr3x5G66zsUrYpRXyeJ3RwLS3GdKUwO0Ui5mXPodSkUx8Xsarf_vj6WlJ05Y1qJoMFTlCZnEgtHvlJ7_7Dr7zWNjkvf3nMW9u1P5ye76SeHgz2QqGQ_rm-sjqYOS-vH1UZL7Yiewi4UO3Qw" width="20" height="27" style="margin-left:0px;margin-top:0px"></a> </span></span><span style="font-family:"Work Sans",sans-serif;color:rgb(0,0,0);background-color:transparent;vertical-align:baseline;white-space:pre-wrap"><span style="border:none;display:inline-block;overflow:hidden;width:20px;height:27px"><a href="https://twitter.com/zirotrust" target="_blank"><img src="https://lh6.googleusercontent.com/HAnAvykj318aQf5zTUZkjIJDtwelDecFi5d-idBrpUDBj7aKTdup5Mfia6UIbXTAP46zg7gigNnroQ9he3j81Sf9qCRRSS-w_nZ3oSXJnYLbPlCXgt6IqoifgHXETuJSRvFIZRIdn_aAbtp8ilKFyIVuTXjVe6cNAfXc5KZNwJeYinwfZZxVvHHaR5uIdQ" width="20" height="27" style="margin-left:0px;margin-top:0px"></a> </span></span><a href="mailto:atul@sgnl.ai" target="_blank"><img src="https://lh3.googleusercontent.com/63PpVJLMybZyfD61JVu0TVH_KkP_IhneeBpDNvbd1KeSFJn6KZzWCgp4hFbrTrIxfksYyM-_wOjNKbjEhSQ2khRXVI3XKcwABLNLI_bFjkN0_NgVoijs_nIRcVJKeQm0s0MRdtkUkCOp5Omyv1faqcNiQxGEUyAvmE9HkeeQCeHa-LxleK0oHSAyQrDY6g" width="21" height="21" style="background-color:transparent;color:rgb(0,0,0);font-family:Arial;white-space:pre-wrap;margin-left:0px;margin-top:0px"></a></font></p></td></tr></tbody></table><br></div><div dir="ltr" style="margin-left:0pt" align="left"><h1 class="gmail-part" id="gmail-WG-Meeting-2023-10-03" style="box-sizing:border-box;margin:0px 0px 16px;font-family:-apple-system,"system-ui","Segoe UI","Helvetica Neue",Helvetica,Roboto,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";line-height:1.25;color:rgb(51,51,51);padding-bottom:0.3em;border-bottom:1px solid rgb(238,238,238);letter-spacing:0.35px"><span style="box-sizing:border-box"><br></span></h1><h1 class="gmail-part" id="gmail-WG-Meeting-2023-10-03" style="box-sizing:border-box;margin:0px 0px 16px;font-family:-apple-system,"system-ui","Segoe UI","Helvetica Neue",Helvetica,Roboto,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";line-height:1.25;color:rgb(51,51,51);padding-bottom:0.3em;border-bottom:1px solid rgb(238,238,238);letter-spacing:0.35px"><span style="box-sizing:border-box">WG Meeting: 2023-10-03</span></h1><h2 class="gmail-part gmail-in-view" id="gmail-Agenda" style="box-sizing:border-box;font-family:-apple-system,"system-ui","Segoe UI","Helvetica Neue",Helvetica,Roboto,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";line-height:1.25;color:rgb(51,51,51);margin-top:24px;margin-bottom:16px;padding-bottom:0.3em;border-bottom:1px solid rgb(238,238,238);letter-spacing:0.35px"><a class="gmail-anchor gmail-hidden-xs" href="https://hackmd.io/y31UIH5qTbazcZryWQ9Eyg?view#Agenda" title="Agenda" style="box-sizing:border-box;background-color:transparent;color:rgb(51,122,183);text-decoration-line:none;float:left;padding-right:4px;line-height:1"><span class="gmail-octicon gmail-octicon-link" style="box-sizing:border-box;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-kerning:auto;font-feature-settings:normal;font-weight:normal;font-stretch:normal;font-size:16px;line-height:1;font-family:octicons;display:inline-block;color:rgb(0,0,0);vertical-align:middle"></span></a><span style="box-sizing:border-box">Agenda</span></h2><ul class="gmail-part gmail-in-view" style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;padding-left:2em;color:rgb(51,51,51);font-family:-apple-system,"system-ui","Segoe UI","Helvetica Neue",Helvetica,Roboto,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";font-size:16px;letter-spacing:0.35px"><li class="gmail-" style="box-sizing:border-box"><a href="https://github.com/openid/sharedsignals/issues/124" target="_blank" rel="noopener" style="box-sizing:border-box;background-color:transparent;color:rgb(51,122,183);text-decoration-line:none"><span style="box-sizing:border-box">Versioning update</span></a></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">When do we vote on this draft?</span></li></ul><h2 class="gmail-part gmail-in-view" id="gmail-Attendees" style="box-sizing:border-box;font-family:-apple-system,"system-ui","Segoe UI","Helvetica Neue",Helvetica,Roboto,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";line-height:1.25;color:rgb(51,51,51);margin-top:24px;margin-bottom:16px;padding-bottom:0.3em;border-bottom:1px solid rgb(238,238,238);letter-spacing:0.35px"><a class="gmail-anchor gmail-hidden-xs" href="https://hackmd.io/y31UIH5qTbazcZryWQ9Eyg?view#Attendees" title="Attendees" style="box-sizing:border-box;background-color:transparent;color:rgb(51,122,183);text-decoration-line:none;float:left;padding-right:4px;line-height:1"><span class="gmail-octicon gmail-octicon-link" style="box-sizing:border-box;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-kerning:auto;font-feature-settings:normal;font-weight:normal;font-stretch:normal;font-size:16px;line-height:1;font-family:octicons;display:inline-block;color:rgb(0,0,0);vertical-align:middle"></span></a><span style="box-sizing:border-box">Attendees</span></h2><ul class="gmail-part gmail-in-view" style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;padding-left:2em;color:rgb(51,51,51);font-family:-apple-system,"system-ui","Segoe UI","Helvetica Neue",Helvetica,Roboto,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";font-size:16px;letter-spacing:0.35px"><li class="gmail-" style="box-sizing:border-box"><span style="box-sizing:border-box">Atul Tulshibagwale (SGNL)</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">Yair Sarig (VMWare)</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">Tim Cappalli (Microsoft)</span></li></ul><h2 class="gmail-part gmail-in-view" id="gmail-Notes" style="box-sizing:border-box;font-family:-apple-system,"system-ui","Segoe UI","Helvetica Neue",Helvetica,Roboto,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";line-height:1.25;color:rgb(51,51,51);margin-top:24px;margin-bottom:16px;padding-bottom:0.3em;border-bottom:1px solid rgb(238,238,238);letter-spacing:0.35px"><a class="gmail-anchor gmail-hidden-xs" href="https://hackmd.io/y31UIH5qTbazcZryWQ9Eyg?view#Notes" title="Notes" style="box-sizing:border-box;background-color:transparent;color:rgb(51,122,183);text-decoration-line:none;float:left;padding-right:4px;line-height:1"><span class="gmail-octicon gmail-octicon-link" style="box-sizing:border-box;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-kerning:auto;font-feature-settings:normal;font-weight:normal;font-stretch:normal;font-size:16px;line-height:1;font-family:octicons;display:inline-block;color:rgb(0,0,0);vertical-align:middle"></span></a><span style="box-sizing:border-box">Notes</span></h2><h3 class="gmail-part gmail-in-view" id="gmail-Versioning" style="box-sizing:border-box;font-family:-apple-system,"system-ui","Segoe UI","Helvetica Neue",Helvetica,Roboto,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";line-height:1.25;color:rgb(51,51,51);margin-top:24px;margin-bottom:16px;font-size:1.25em;letter-spacing:0.35px"><a class="gmail-anchor gmail-hidden-xs" href="https://hackmd.io/y31UIH5qTbazcZryWQ9Eyg?view#Versioning" title="Versioning" style="box-sizing:border-box;background-color:transparent;color:rgb(51,122,183);text-decoration-line:none;float:left;padding-right:4px;line-height:1"><span class="gmail-octicon gmail-octicon-link" style="box-sizing:border-box;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-kerning:auto;font-feature-settings:normal;font-weight:normal;font-stretch:normal;font-size:16px;line-height:1;font-family:octicons;display:inline-block;color:rgb(0,0,0);vertical-align:middle"></span></a><span style="box-sizing:border-box">Versioning</span></h3><ul class="gmail-part gmail-in-view" style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;padding-left:2em;color:rgb(51,51,51);font-family:-apple-system,"system-ui","Segoe UI","Helvetica Neue",Helvetica,Roboto,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";font-size:16px;letter-spacing:0.35px"><li class="gmail-" style="box-sizing:border-box"><span style="box-sizing:border-box">(Tim) It’s surprising we need to address this before we get to a final spec</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">(Atul) A little bit of work can help exisitng implementations adhere to standards</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">(Yair) The examples mentioned are extensions, and not a part of the core spec, so I’m not sure the example applies.</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">(Atul) Although the examples are non-core to OAuth, the mechanism for indicating features in metadata can address the issue</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">(Tim) Using feature names is going to require a lot of thought.</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">(Yair) Agree. How will we come up with these names</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">(Atul) I don’t have an answer to that</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">(Yair) It’s not just coming up with a name, it is what does it mean</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">(Tim) E.g. in “sub_id at top level”</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">(Tim) We should come up with a pattern, either descriptive names or boolean variables, and what are the defaults</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">(Atul) I can create a PR that takes the “boolean” approach</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">(Atul) to address Shayne’s dependency question: It should be the Transmitter’s responsibility to create consistent metadata that doesn’t contradict itself.</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">(Tim) We could use version numbers for core features and use feature flags for optional features</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">(Tim) We can introduce an object in the metadata that lists the features that the Transmitter does not support</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">(Tim) Why not introduce a “spec_version” claim in the Transmitter Configuration Metadata that just has the proposed version number of ID2 (i.e. “1_0-ID2”)</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">(Yair) The spec already has ways to indicate which optional features (e.g. status endpoint) are supported</span></li></ul><h2 class="gmail-part gmail-in-view" id="gmail-Voting-on-Current-Draft" style="box-sizing:border-box;font-family:-apple-system,"system-ui","Segoe UI","Helvetica Neue",Helvetica,Roboto,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";line-height:1.25;color:rgb(51,51,51);margin-top:24px;margin-bottom:16px;padding-bottom:0.3em;border-bottom:1px solid rgb(238,238,238);letter-spacing:0.35px"><a class="gmail-anchor gmail-hidden-xs" href="https://hackmd.io/y31UIH5qTbazcZryWQ9Eyg?view#Voting-on-Current-Draft" title="Voting-on-Current-Draft" style="box-sizing:border-box;background-color:transparent;color:rgb(51,122,183);text-decoration-line:none;float:left;padding-right:4px;line-height:1"><span class="gmail-octicon gmail-octicon-link" style="box-sizing:border-box;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-kerning:auto;font-feature-settings:normal;font-weight:normal;font-stretch:normal;font-size:16px;line-height:1;font-family:octicons;display:inline-block;color:rgb(0,0,0);vertical-align:middle"></span></a><span style="box-sizing:border-box">Voting on Current Draft</span></h2><ul class="gmail-part gmail-in-view" style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;padding-left:2em;color:rgb(51,51,51);font-family:-apple-system,"system-ui","Segoe UI","Helvetica Neue",Helvetica,Roboto,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";font-size:16px;letter-spacing:0.35px"><li class="gmail-" style="box-sizing:border-box"><span style="box-sizing:border-box">(Tim) We should just announce on the list that we are at a cutoff point for the ID2.</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"></li></ul><h2 class="gmail-part gmail-in-view" id="gmail-Action-Items" style="box-sizing:border-box;font-family:-apple-system,"system-ui","Segoe UI","Helvetica Neue",Helvetica,Roboto,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";line-height:1.25;color:rgb(51,51,51);margin-top:24px;margin-bottom:16px;padding-bottom:0.3em;border-bottom:1px solid rgb(238,238,238);letter-spacing:0.35px"><a class="gmail-anchor gmail-hidden-xs" href="https://hackmd.io/y31UIH5qTbazcZryWQ9Eyg?view#Action-Items" title="Action-Items" style="box-sizing:border-box;background-color:transparent;color:rgb(51,122,183);text-decoration-line:none;float:left;padding-right:4px;line-height:1"><span class="gmail-octicon gmail-octicon-link" style="box-sizing:border-box;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-kerning:auto;font-feature-settings:normal;font-weight:normal;font-stretch:normal;font-size:16px;line-height:1;font-family:octicons;display:inline-block;color:rgb(0,0,0);vertical-align:middle"></span></a><span style="box-sizing:border-box">Action Items</span></h2><ul class="gmail-part gmail-in-view" style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;padding-left:2em;color:rgb(51,51,51);font-family:-apple-system,"system-ui","Segoe UI","Helvetica Neue",Helvetica,Roboto,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";font-size:16px;letter-spacing:0.35px"><li class="gmail-" style="box-sizing:border-box"><span style="box-sizing:border-box">Atul to write PR to incorporate “spec_version” in Transmitter Configuration Metadata</span></li><li class="gmail-" style="box-sizing:border-box;padding-top:0.25em"><span style="box-sizing:border-box">Tim to post an update with mention of the spec version issue (and any way in which the spec may be inimplementable)</span></li></ul></div></span></div></div></div>