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<p class="MsoNormal">Thanks Nov. Appreciate the call outs.<o:p></o:p></p>
<p class="MsoNormal">-Darin<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><b><span style="font-size:12.0pt;color:black">From: </span></b><span style="font-size:12.0pt;color:black">Openid-specs-fastfed <openid-specs-fastfed-bounces@lists.openid.net> on behalf of Openid-specs-fastfed <openid-specs-fastfed@lists.openid.net><br>
<b>Reply-To: </b>nov matake <nov@matake.jp><br>
<b>Date: </b>Thursday, March 19, 2020 at 6:31 PM<br>
<b>To: </b>Openid-specs-fastfed <openid-specs-fastfed@lists.openid.net><br>
<b>Subject: </b>[EXTERNAL] [Openid-specs-fastfed] Feedback on FastFed Core<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p><strong><span style="font-family:"Calibri",sans-serif;color:black;background:#FFFF99">CAUTION</span></strong><span style="color:black;background:#FFFF99">: This email originated from outside of the organization. Do not click links or open attachments unless
you can confirm the sender and know the content is safe.</span><o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="color:black">Hi, FastFed authors<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:black">I read thorough FastFed Core.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black">I'm looking forward to see many IdPs & SaaS Apps support it in near future.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:black">As below, I have 3 comments on Core.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:black">#1. Sample request/response on section 4.1.2.1.2 & 4.1.3<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:black">In 4.1.2.1.2, IdP returns "<a href="https://tenant-12345.idp.example.com/fastfed">https://tenant-12345.idp.example.com/fastfed</a>" as its FastFed URL.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black">However, in 4.1.3, Application Provider accesses to "<a href="https://provider.example.com/fastfed/provider-metadata">https://provider.example.com/fastfed/provider-metadata</a>".<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black">If it's not intended, using same endpoint seems more easy to understand.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:black">#2. Undefined terminology in 4.1.2.1.2<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:black">4.1.2.1.2 uses "Issuer location".<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black">I read it as FastFed URL, but couldn't find the terminology definition of "Issuer" anywhere.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:black">#3. Missing explicit JWT typing<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:black">As RFC 8725 recommends, it would be nicer if you use explicit JWT typing (e.g., application/fastfed-xxx+jwt) for each FastFed JWT messages.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black"><a href="https://tools.ietf.org/html/rfc8725#section-3.11">https://tools.ietf.org/html/rfc8725#section-3.11</a><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:black">Especially, finalization request JWT format seems very simple so that any other JWT messages can be cross-used for it.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:black">Thanks,<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:black">nov<o:p></o:p></span></p>
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