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56 Santa Clara L. Rev. 593 (2016)
Shades of Gray: Seeing the Full Spectrum of Practical Data De-Intentification

handle is hein.journals/saclr56 and id is 627 raw text is: 







  SHADES OF GRAY: SEEING THE FULL SPECTRUM
     OF PRACTICAL DATA DE-IDENTIFICATION



     Jules Polonetsky, Omer Tene and Kelsey Finch*


                    TABLE OF CONTENTS
Introduction ................................................................... 594
I. The Current Landscape ............................................. 596
      A. Nom  enclature ................................................ 596
      B . Sustainability  ................................................ 599
      C. Law ..................................... 601
         1. Federal Trade Commission ...................... 601
         2. H IPA A ...................................................... 602
         3. European Data Protection Directive ....... 603
II. A Spectrum of Personal Data ................................... 604
      A. The Variables ................................................ 605
         1. Direct Identifiers ...................................... 605
         2. Indirect Identifiers ................................... 605
         3. Controls and Safeguards on the Use of
            D ata .......................................................... 606
      B. Common Categories of Data ......................... 607
III. Key Inflection Points on the Data Spectrum .......... 609
      A. Explicitly Personal Data ............................... 609
      B. Potentially Identifiable and Not Readily
         Identifiabile  Data .......................................... 609
      C. K ey-Coded ..................................................... 613
      D. Pseudonymous and Protected Pseudonymous
         D ata ............................................................... 615
      E. De-Identified and Protected De-Identified
         D ata ............................................................... 617
      F. Anonymous and Aggregated Anonymous
         D ata ............................................................... 618


* Jules Polonetsky is Executive Director, Omer Tene is Senior Fellow and Kelsey
Finch is Policy Counsel at the Future of Privacy Forum. Tene is Vice President of
Research and Education at the International Association of Privacy Professionals
and Associate Professor at the College of Management School of Law, Rishon
Lezion, Israel. The authors would like to thank Peter Lefkowitz, Kim Gray,
Khaled El Emam, Simson Garfmkel, Cameron Kerry, Javier Salido and Scott
Goss for helpful comments.


593

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