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Anonymization of streaming data

  • US 9,361,480 B2
  • Filed: 03/26/2014
  • Issued: 06/07/2016
  • Est. Priority Date: 03/26/2014
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • receiving a data element of a data stream including a plurality of said data elements (pi, si), where pi comprises an identifying portion of an ith data element and si comprises an associated sensitive information portion of said ith data element;

    obtaining, by at least one processing device, a partitioned space S including t regions S1, S2, . . . , St;

    assigning, by at least one processing device, said identifying portion, pi, to a selected one of said regions;

    encrypting, by at least one processing device, said associated sensitive information portion si as e(si); and

    storing, by at least one processing device, said encrypted associated sensitive information portion e(si) in a non-transitory electronic memory device in a list associated with said selected region but not storing said associated identifying portion, pi, in said list after using said associated identifying portion, pi, to assign said associated identifying portion, pi, to said selected region.

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