<br><br><div class="gmail_quote">On Sat, Feb 6, 2010 at 1:07 AM, David Recordon <span dir="ltr">&lt;<a href="mailto:recordond@gmail.com">recordond@gmail.com</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
I&#39;m really weary of making non-compatible protocol changes as separate efforts.  If this is going to be done then it should happen within the context of the main specification.</blockquote><div><br></div><div>As JohnB mentioned, it is just an additional layer. If the RP supports only the conventional one, it is fine. </div>
<div>If the RP supports it but if OP does not, the RP can find it out and falls back to the POST binding. </div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div><br></div><div>Personally I&#39;m worried about the additional complexity given a relatively narrow group of implementors calling for the feature.</div></blockquote><div><br></div><div>Could you kindly define what you mean by &quot;relatively narrow&quot;? </div>
<div>If you think it is only the proposers who wants this feature, you are mistaken. </div><div>Also, from the implementation side, it is not that complex. </div><div><br></div><div>Frankly speaking, I think OpenID will die if we do not support this kind of feature because it is not viable in the mobile world. </div>
<div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div><br></div><div><font color="#888888">--David</font><div><div></div><div class="h5"><br><br><div class="gmail_quote">On Fri, Feb 5, 2010 at 4:01 PM, John Bradley <span dir="ltr">&lt;<a href="mailto:john.bradley@wingaa.com" target="_blank">john.bradley@wingaa.com</a>&gt;</span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div style="word-wrap:break-word">This creates a new direct message type.   I thought extensions were extending the existing messages.<div><br></div><div>It is probably a grey area.</div><div><br></div><div>Other protocols consider this to be a separate protocol binding rather than an extension of the redirect or POST binding.</div>

<div><br></div><div>John B.</div><div><br></div><div><br><div><div><div></div><div><div>On 2010-02-05, at 12:23 PM, David Recordon wrote:</div><br></div></div><blockquote type="cite"><div><div></div><div>
Hey Nat,<div>Shouldn&#39;t this be considered an extension?</div><div><br></div><div>--David<br><br><div class="gmail_quote">On Fri, Feb 5, 2010 at 2:54 PM, Nat Sakimura <span dir="ltr">&lt;<a href="mailto:sakimura@gmail.com" target="_blank">sakimura@gmail.com</a>&gt;</span> wrote:<br>


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<strong>OpenID Artifact Binding Working Group</strong></div><hr style="min-height:1px;font-size:1px;color:rgb(204, 204, 204);background-repeat:initial;background-color:rgb(204, 204, 204);border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;margin-top:9px;margin-right:0px;margin-bottom:8px;margin-left:0px">

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<strong>Charter Proposal</strong></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:1.5em">



In accordance with the OpenID Foundation IPR policies and procedures this note proposes the formation of a new working group chartered to produce an OpenID specification. As per Section 4.1 of the Policies, the proposed charter is below.</div>



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<strong>I. Name</strong></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:1.5em">



Artifact Binding Working Group (AB)</div><hr style="min-height:1px;font-size:1px;color:rgb(204, 204, 204);background-repeat:initial;background-color:rgb(204, 204, 204);border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;margin-top:9px;margin-right:0px;margin-bottom:8px;margin-left:0px">

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<strong>II. Statement of Purpose</strong></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:1.5em">



Produce a binding of OpenID requests and response (assertion) that uses direct communication for main payload and indirect communication for a small reference data called Artifact to cope with long URL limits experienced by man</div>



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<strong>III. Scope</strong></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:1.5em">



Create the Artifact Binding to support the identified needs. Currently identified: </div><ul style="margin-top:0px;margin-right:0px;margin-bottom:1.2em;margin-left:2em;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline">



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Cope with long url problem, especially for mobile browsers. </li><li style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline">



Cope with the security problems of non-encrypted payload to go through the user agents which may act as a man-in-the-middle. </li></ul><hr style="min-height:1px;font-size:1px;color:rgb(204, 204, 204);background-repeat:initial;background-color:rgb(204, 204, 204);border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;margin-top:9px;margin-right:0px;margin-bottom:8px;margin-left:0px">

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<strong>IV. Specifications</strong></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:1.5em">



OpenID Artifact Binding 1.0</div><hr style="min-height:1px;font-size:1px;color:rgb(204, 204, 204);background-repeat:initial;background-color:rgb(204, 204, 204);border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;margin-top:9px;margin-right:0px;margin-bottom:8px;margin-left:0px">

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<strong>V. Anticipated audience</strong></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:1.5em">



All those interested in using OpenID in mobile and other constrained browser and server elements. </div><hr style="min-height:1px;font-size:1px;color:rgb(204, 204, 204);background-repeat:initial;background-color:rgb(204, 204, 204);border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;margin-top:9px;margin-right:0px;margin-bottom:8px;margin-left:0px">

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<strong>VI. Language of business</strong></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:1.5em">



English.</div><hr style="min-height:1px;font-size:1px;color:rgb(204, 204, 204);background-repeat:initial;background-color:rgb(204, 204, 204);border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;margin-top:9px;margin-right:0px;margin-bottom:8px;margin-left:0px">

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<strong>VII. Method of work</strong></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:1.5em">



Mailing list discussion. Posting of intermediate drafts in the OpenID Wiki. Virtual conferencing on an ad-hoc basis.</div><hr style="min-height:1px;font-size:1px;color:rgb(204, 204, 204);background-repeat:initial;background-color:rgb(204, 204, 204);border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;margin-top:9px;margin-right:0px;margin-bottom:8px;margin-left:0px">

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<strong>VIII. Basis for completion of the activity</strong></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:1.5em">



The Artifact Binding 1.0 spec made final.</div><hr style="min-height:1px;font-size:1px;color:rgb(204, 204, 204);background-repeat:initial;background-color:rgb(204, 204, 204);border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;margin-top:9px;margin-right:0px;margin-bottom:8px;margin-left:0px">

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<strong>Background Information</strong></div><hr style="min-height:1px;font-size:1px;color:rgb(204, 204, 204);background-repeat:initial;background-color:rgb(204, 204, 204);border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;margin-top:9px;margin-right:0px;margin-bottom:8px;margin-left:0px">

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<strong>I. Related Work</strong></div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:1.5em">



SAML Artifact Binding</div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:1.5em">



OAuth</div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:1.5em">



Wrap</div><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:1.5em">



Contract Exchange</div><hr style="min-height:1px;font-size:1px;color:rgb(204, 204, 204);background-repeat:initial;background-color:rgb(204, 204, 204);border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;margin-top:9px;margin-right:0px;margin-bottom:8px;margin-left:0px">

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<strong>II. Initial Membership</strong></div><ul style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:3em;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline">



<li style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline">



Breno de Medeiros, <a href="mailto:breno@google.com" target="_blank">breno@google.com</a>. Google, Inc. </li><li style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline">



Hideki Nara, <a href="mailto:hdknr@ic-tact.co.jp" target="_blank">hdknr@ic-tact.co.jp</a>, Tact Communications</li><li style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline">



Nat Sakimura, <a href="mailto:n-sakimura@nri.co.jp" target="_blank">n-sakimura@nri.co.jp</a>, Nomura Research Institute, Ltd.  (editor)</li><li style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline">



John Bradley, <a href="mailto:ve7jtb@ve7jtb.com" target="_blank">ve7jtb@ve7jtb.com</a></li><li style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline">



Allen Tom, <a href="mailto:atom@yahoo-inc.com" target="_blank">atom@yahoo-inc.com</a>, Yahoo!</li><li style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline">



Will Norris, <a href="mailto:will@willnorris.com" target="_blank">will@willnorris.com</a></li></ul><hr style="min-height:1px;font-size:1px;color:rgb(204, 204, 204);background-repeat:initial;background-color:rgb(204, 204, 204);border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;margin-top:9px;margin-right:0px;margin-bottom:8px;margin-left:0px">

<div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:1.5em">



<strong>III. Expected contribution</strong></div><p style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:1.5em">



 </p><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:1.5em">



<span style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;line-height:15px">Draft: OpenID Artifact Binding 1.0 - Draft 01, <a href="http://www.sakimura.org/specs/ab/1.0/" style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;font-weight:inherit;font-style:inherit;font-size:13px;font-family:inherit;vertical-align:baseline;color:rgb(17, 68, 136)" target="_blank">http://www.sakimura.org/specs/ab/1.0/</a></span></div>



</span><br><font color="#888888">-- <br>Nat Sakimura (=nat)<br><a href="http://www.sakimura.org/en/" target="_blank">http://www.sakimura.org/en/</a><br><a href="http://twitter.com/_nat_en" target="_blank">http://twitter.com/_nat_en</a><br>



</font></blockquote></div><br></div></div></div>
_______________________________________________<br>specs mailing list<br><a href="mailto:specs@lists.openid.net" target="_blank">specs@lists.openid.net</a><br><a href="http://lists.openid.net/mailman/listinfo/openid-specs" target="_blank">http://lists.openid.net/mailman/listinfo/openid-specs</a><br>

</blockquote></div><br></div></div></blockquote></div><br></div></div></div>
</blockquote></div><br><br clear="all"><br>-- <br>Nat Sakimura (=nat)<br><a href="http://www.sakimura.org/en/">http://www.sakimura.org/en/</a><br><a href="http://twitter.com/_nat_en">http://twitter.com/_nat_en</a><br>