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Subject: Re: [imi] Hopefully last change to the IMI spec before producing aCommittee Draft
--Apple-Mail-159--991775093 Content-Type: multipart/alternative; boundary=Apple-Mail-158--991775184 --Apple-Mail-158--991775184 Content-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes Content-Transfer-Encoding: 7bit Yes, Not disclosed to RPs, Cardholders or anyone else. The question is how much detail we need in the spec itself for a SHOULD. As long as the spec is clear I am OK with the long form of the explanation of this being in the accompanying document. John B. On 18-Feb-09, at 11:07 PM, Michael McIntosh wrote: > John Bradley <jbradley@mac.com> wrote on 02/18/2009 08:51:08 PM: > > > The important points are that it is card specific entropy stored by > > the IdP and never disclosed to RPs in any way. > > Actually, this entropy needs to be treated as a secret and it should > be [pseudo]random. The danger is not from RPs but from other > cardholders from the same IdP. > > Regards, > Mike > --Apple-Mail-158--991775184 Content-Type: text/html; charset=US-ASCII Content-Transfer-Encoding: quoted-printable <html><body style=3D"word-wrap: break-word; -webkit-nbsp-mode: space; = -webkit-line-break: after-white-space; ">Yes, Not disclosed to RPs, = Cardholders or anyone else.<div><br></div><div>The question is how much = detail we need in the spec itself for a = SHOULD.</div><div><br></div><div>As long as the spec is clear I am OK = with the long form of the explanation of this being in the = accompanying document.</div><div><br></div><div>John = B.</div><div><br><div><div>On 18-Feb-09, at 11:07 PM, Michael McIntosh = wrote:</div><br class=3D"Apple-interchange-newline"><blockquote = type=3D"cite"><div><p><tt>John Bradley <<a = href=3D"mailto:jbradley@mac.com";>jbradley@mac.com</a>> wrote on = 02/18/2009 08:51:08 PM:<br> <br> > The important points are that it is = card specific entropy stored by <br> > the IdP and never disclosed to = RPs in any way.</tt><br> <br> <tt>Actually, this entropy needs to be = treated as a secret and it should be [pseudo]random. The danger is not = from RPs but from other cardholders from the same IdP.</tt><br> <br> = <tt>Regards,</tt><br> = <tt>Mike</tt></p></div></blockquote></div><br></div></body></html>= --Apple-Mail-158--991775184-- --Apple-Mail-159--991775093 Content-Disposition: attachment; filename=smime.p7s Content-Type: application/pkcs7-signature; name=smime.p7s Content-Transfer-Encoding: base64 MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIIGrzCCAz8w ggKooAMCAQICAQ0wDQYJKoZIhvcNAQEFBQAwgdExCzAJBgNVBAYTAlpBMRUwEwYDVQQIEwxXZXN0 ZXJuIENhcGUxEjAQBgNVBAcTCUNhcGUgVG93bjEaMBgGA1UEChMRVGhhd3RlIENvbnN1bHRpbmcx KDAmBgNVBAsTH0NlcnRpZmljYXRpb24gU2VydmljZXMgRGl2aXNpb24xJDAiBgNVBAMTG1RoYXd0 ZSBQZXJzb25hbCBGcmVlbWFpbCBDQTErMCkGCSqGSIb3DQEJARYccGVyc29uYWwtZnJlZW1haWxA dGhhd3RlLmNvbTAeFw0wMzA3MTcwMDAwMDBaFw0xMzA3MTYyMzU5NTlaMGIxCzAJBgNVBAYTAlpB MSUwIwYDVQQKExxUaGF3dGUgQ29uc3VsdGluZyAoUHR5KSBMdGQuMSwwKgYDVQQDEyNUaGF3dGUg UGVyc29uYWwgRnJlZW1haWwgSXNzdWluZyBDQTCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEA xKY8VXNV+065yplaHmjAdQRwnd/p/6Me7L3N9VvyGna9fww6YfK/Uc4B1OVQCjDXAmNaLIkVcI7d yfArhVqqP3FWy688Cwfn8R+RNiQqE88r1fOCdz0Dviv+uxg+B79AgAJk16emu59l0cUqVIUPSAR/ p7bRPGEEQB5kGXJgt/sCAwEAAaOBlDCBkTASBgNVHRMBAf8ECDAGAQH/AgEAMEMGA1UdHwQ8MDow OKA2oDSGMmh0dHA6Ly9jcmwudGhhd3RlLmNvbS9UaGF3dGVQZXJzb25hbEZyZWVtYWlsQ0EuY3Js MAsGA1UdDwQEAwIBBjApBgNVHREEIjAgpB4wHDEaMBgGA1UEAxMRUHJpdmF0ZUxhYmVsMi0xMzgw DQYJKoZIhvcNAQEFBQADgYEASIzRUIPqCy7MDaNmrGcPf6+svsIXoUOWlJ1/TCG4+DYfqi2fNi/A 9BxQIJNwPP2t4WFiw9k6GX6EsZkbAMUaC4J0niVQlGLH2ydxVyWN3amcOY6MIE9lX5Xa9/eH1sYI Tq726jTlEBpbNU1341YheILcIRk13iSx0x1G/11fZU8wggNoMIIC0aADAgECAhAd94+bIYviuSaQ w/qU/yWPMA0GCSqGSIb3DQEBBQUAMGIxCzAJBgNVBAYTAlpBMSUwIwYDVQQKExxUaGF3dGUgQ29u c3VsdGluZyAoUHR5KSBMdGQuMSwwKgYDVQQDEyNUaGF3dGUgUGVyc29uYWwgRnJlZW1haWwgSXNz dWluZyBDQTAeFw0wODEyMTIwMTU0MzFaFw0wOTEyMTIwMTU0MzFaMIGfMR8wHQYDVQQDExZUaGF3 dGUgRnJlZW1haWwgTWVtYmVyMR8wHQYJKoZIhvcNAQkBFhBqYnJhZGxleUBtYWMuY29tMR4wHAYJ KoZIhvcNAQkBFg9qYnJhZGxleUBtZS5jb20xHTAbBgkqhkiG9w0BCQEWDnZlN2p0YkBtYWMuY29t MRwwGgYJKoZIhvcNAQkBFg12ZTdqdGJAbWUuY29tMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIB CgKCAQEAxB2GGbZ5p8mVtg16CSDXeF8F3D+5sbs8L4b/YrHt/BvtQdE8GY202cUko/b/rXTUA0JC XZRDrOiH7ZxcqI4alJNel9AcSLepcdHN4+t2zhvWilm+YF0/r6m/1PikkVT9TWic61IZMpNWIUkk A+MWzEjChYPefdSMhxikhhMFZ0sv2qPE9pmdaPtD2uF4MwKnIzdZYo+X7rWoaXHIdsZwZDU3HdR5 rVuK5s9xvRED7TZgwE1/yHzHnTbedUWPdNNUlL24Jp3iiVzjZan8zOCn6x4b8O1QPN5b/FOZrerq FDZ2zhIBsWEcKdIxqIqPdVkrYvEfGBLMe1QIORu0J56L/QIDAQABo10wWzBLBgNVHREERDBCgRBq YnJhZGxleUBtYWMuY29tgQ9qYnJhZGxleUBtZS5jb22BDnZlN2p0YkBtYWMuY29tgQ12ZTdqdGJA bWUuY29tMAwGA1UdEwEB/wQCMAAwDQYJKoZIhvcNAQEFBQADgYEADhjvX5w/BXN7OL5y1ZfydfmJ RKezNqugUDf8XbKmmMR/o+vjx395pBpO9QF8hQwtKNDuvoxLTNDMWdcCNbvaEpqREXc7liV9FfA5 ndAB1VgDqYDjY9M9LU54LH8uqEx7+pX6qa6KoR8eRHby9zi+iuSkJ4GLI59RBnVI54x4/acxggMQ MIIDDAIBATB2MGIxCzAJBgNVBAYTAlpBMSUwIwYDVQQKExxUaGF3dGUgQ29uc3VsdGluZyAoUHR5 KSBMdGQuMSwwKgYDVQQDEyNUaGF3dGUgUGVyc29uYWwgRnJlZW1haWwgSXNzdWluZyBDQQIQHfeP myGL4rkmkMP6lP8ljzAJBgUrDgMCGgUAoIIBbzAYBgkqhkiG9w0BCQMxCwYJKoZIhvcNAQcBMBwG CSqGSIb3DQEJBTEPFw0wOTAyMTkwMzE3NDNaMCMGCSqGSIb3DQEJBDEWBBRm3bXBqJoLqIizMiqW aMJ09foWJTCBhQYJKwYBBAGCNxAEMXgwdjBiMQswCQYDVQQGEwJaQTElMCMGA1UEChMcVGhhd3Rl IENvbnN1bHRpbmcgKFB0eSkgTHRkLjEsMCoGA1UEAxMjVGhhd3RlIFBlcnNvbmFsIEZyZWVtYWls IElzc3VpbmcgQ0ECEB33j5shi+K5JpDD+pT/JY8wgYcGCyqGSIb3DQEJEAILMXigdjBiMQswCQYD VQQGEwJaQTElMCMGA1UEChMcVGhhd3RlIENvbnN1bHRpbmcgKFB0eSkgTHRkLjEsMCoGA1UEAxMj VGhhd3RlIFBlcnNvbmFsIEZyZWVtYWlsIElzc3VpbmcgQ0ECEB33j5shi+K5JpDD+pT/JY8wDQYJ KoZIhvcNAQEBBQAEggEAnVYP96VwmpWGu8NkP0h09AZEAd8rE2geA62v7dpwYPG6LaRsGsksjEPB A18qpg7O8UITlszZ3eAKTJRd9M9Op5h+8mQZ98VnUpv/ONzrf/BpYasctfwIoGpVTTB7SzUZK8tS Pr4owC2FH/PVBbKRGL+B3+0wGY8QtllpMbvPAVAF+NonOqOrOQ48kKY2fm1qwxqE4Oy+G+THh1RS 30wrQMtPAmDTqUNK/u4VcQZi5/4xF1Zg777Egx3bP8RP9F/G453Dno9VEAyHVVG7uu1BTX91EEs1 18/yBCZEoHbpWP4M4qjk8YX4k08SDsnEsqsxnOS5gvpMh7IPZ7sWOhRABgAAAAAAAA== --Apple-Mail-159--991775093--
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