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<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif">Thanks, John. Good response!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif">The portions of the use case that refer to pseudonymization and re-identification are only there for the narrative’s completeness. They are marked “[peripheral]” in the text. That means they
are not core to the use case and will not appear in profiles or implementation guides built to support the UMA data flows. <o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Glen F. Marshall<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Consultant<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Security Risk Solutions, Inc.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">698 Fishermans Bend<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Mount Pleasant, SC 29464<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Tel: (610) 644-2452
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Mobile: (610) 613-3084<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">gfm@securityrs.com<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><a href="http://www.securityrisksolutions.com/"><span style="color:#0563C1">www.SecurityRiskSolutions.com</span></a><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> Moehrke, John (GE Healthcare) [mailto:John.Moehrke@med.ge.com]
<br>
<b>Sent:</b> Wednesday, March 9, 2016 15:54<br>
<b>To:</b> Scott Shorter <sshorter@kimbleassociates.com>; Glen Marshall [SRS] <gfm@securityrs.com><br>
<b>Cc:</b> HEART List (openid-specs-heart@lists.openid.net) <openid-specs-heart@lists.openid.net><br>
<b>Subject:</b> RE: [Openid-specs-heart] Updated Use Case: Patient Authorizes Clinical Research<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Hi Scott,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">The NIST IR 8053 is based on ISO 25237; so you have mostly the right concept.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">You will also find IHE has written handbooks derived from ISO 25237 that explain how to apply the ‘process’ to a specific ‘intended use-case’ so that you get
a specific set of algorithms that you would use for your intended use-case.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">
<a href="http://www.ihe.net/User_Handbooks/">http://www.ihe.net/User_Handbooks/</a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">I am one of the co-editors of the ISO 25237 (and the IHE handbook); The new version of ISO 25237 will be referencing the IHE Handbook.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Glen’s diagram should be clear where the De-Identification happens, and that it needs to be Pseudonymization so that it can be Re-Identified… If that re-identification
is needed.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">The only de-identification algorithm that brings risk to zero is the one that passes ZERO data. Thus as long as some data passes there is some risk. The De-Identification
process is use to design a set of algorithms that reduce the risk while still allowing the intended use-case to succeed. Sometimes this reduction is not sufficient, so the resulting data still needs to be protected. Sometimes it is…<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">I would be glad to help the team understand further, but I suspect that this is a diversion that is not in the scope of the HEART group.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> blog articles on the topic at
<a href="http://healthcaresecprivacy.blogspot.com/p/topics.html#DEID">http://healthcaresecprivacy.blogspot.com/p/topics.html#DEID</a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">John<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma",sans-serif">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma",sans-serif"> Openid-specs-heart [mailto:openid-specs-heart-bounces@lists.openid.net]
<b>On Behalf Of </b>Scott Shorter<br>
<b>Sent:</b> Wednesday, March 09, 2016 12:54 PM<br>
<b>To:</b> Glen Marshall [SRS]<br>
<b>Cc:</b> HEART List (openid-specs-heart@lists.openid.net)<br>
<b>Subject:</b> Re: [Openid-specs-heart] Updated Use Case: Patient Authorizes Clinical Research<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Hello Glen,<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Looks good, but I am confused about the de-identification and re-identification process. The diagram shows a “reidentification engine” - what’s the concept of operations for that? Does the de-identification process include registering
with one of these engines to enable re-identification? Or is the de-identification assumed to be reversible?<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Is this explained in the ISO/TS 25237 document referenced in footnote 2? I’m not familiar with that, I will confess that most of what I know about de-identification I learned from NISTIR 8053 (<a href="https://urldefense.proofpoint.com/v2/url?u=http-3A__nvlpubs.nist.gov_nistpubs_ir_2015_NIST.IR.8053.pdf&d=CwMGaQ&c=IV_clAzoPDE253xZdHuilRgztyh_RiV3wUrLrDQYWSI&r=B4hg7NQHul-cxfpT_e9Lh49ujUftqzJ6q17C2t3eI64&m=lgQeHAC9BYIMFiJChnZp-GjxEcwB2BNnqEmWtC5aISA&s=vTybC7ZevWRZHQl0AX6iinZDKeFV-5jeQJFeYcP--Gk&e=">http://nvlpubs.nist.gov/nistpubs/ir/2015/NIST.IR.8053.pdf</a>).<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Thanks,<o:p></o:p></p>
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<p class="MsoNormal">Scott<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On Mar 4, 2016, at 12:12 PM, Glen Marshall [SRS] <<a href="mailto:gfm@securityrs.com">gfm@securityrs.com</a>> wrote:<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="font-family:"Calibri",sans-serif">HEART Team,</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif"> </span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif">An updated draft for the use case is attached. It reflects our discussions in February, excluding any tangential issues. I appreciate your collective help in advancing this work.</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif"> </span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif">Thanks,</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif">Glen</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Calibri",sans-serif"> </span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Glen F. Marshall<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Consultant<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Security Risk Solutions, Inc.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">698 Fishermans Bend<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Mount Pleasant, SC 29464<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Tel: (610) 644-2452<span class="apple-converted-space"> </span><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Mobile: (610) 613-3084<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><a href="mailto:gfm@securityrs.com"><span style="color:#954F72">gfm@securityrs.com</span></a><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><a href="https://urldefense.proofpoint.com/v2/url?u=http-3A__www.securityrisksolutions.com_&d=CwMGaQ&c=IV_clAzoPDE253xZdHuilRgztyh_RiV3wUrLrDQYWSI&r=B4hg7NQHul-cxfpT_e9Lh49ujUftqzJ6q17C2t3eI64&m=lgQeHAC9BYIMFiJChnZp-GjxEcwB2BNnqEmWtC5aISA&s=g35khr8CnAKqYhcQf6SGn5pi-reQCmaUPl7mdnYrm7Y&e="><span style="color:#954F72">www.SecurityRiskSolutions.com</span></a><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><UseCase - Patient Authorizes Clinical Research - DRAFT - GFM 2016-03-04.pdf><span style="font-size:9.0pt;font-family:"Helvetica",sans-serif">_______________________________________________<br>
Openid-specs-heart mailing list<br>
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<p class="MsoNormal"><o:p> </o:p></p>
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