<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
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</o:shapelayout></xml><![endif]--></head><body lang=EN-AU link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span style='color:#1F497D'>draft-account-porting-01 is now in the MODRNA Bitbucket repo <a href="https://bitbucket.org/openid/mobile/src/">https://bitbucket.org/openid/mobile/src/</a>.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>The file name doesn’t have the “-01” version suffix, as the version control system is designed to take care of that.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>--<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>James Manger<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='mso-fareast-language:EN-AU'>From:</span></b><span lang=EN-US style='mso-fareast-language:EN-AU'> Manger, James <br><b>Sent:</b> Thursday, 22 September 2016 6:31 PM<br><b>To:</b> openid-specs-mobile-profile@lists.openid.net<br><b>Subject:</b> Account porting: draft -01: New OP encrypting port_token<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Attached is an updated draft of OpenID Connect Account Porting: draft-account-porting-01.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Or read it at <a href="https://id.cto.telstra.com/2016/openid/draft-account-porting.html">https://id.cto.telstra.com/2016/openid/draft-account-porting.html</a><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I will put it in the <a href="https://bitbucket.org/openid/mobile/src/">Bitbucket repo</a>, once I have sorted out some glitches. [There are 2 “default” branches after Gonzalo’s recent commits, which is hiding earlier commits by John, Joerg, and I. A merge should do it, if I can work out how.]<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The main change in this draft is that the New OP collects a single token from the Old OP representing a porting event. The New OP needs to bind it to a sector_id and anonymizes it before passing it to RPs — which is done by applying symmetric authenticated encryption, keyed with H(client_secret).<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>This draft does NOT require RPs to authenticate to the Old OP. It assume the encrypted port token can act as a bearer token (ie a capability).<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>There is a pretty flow diagram in appendix A. This time in SVG instead of a PNG.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Comments welcome, indeed required.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='mso-fareast-language:EN-AU'>--<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-AU'>James Manger<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>