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POST-ANONYMOUS FUZZY COMPARISONS WITHOUT THE USE OF PRE-ANONYMIZATION VARIANTS

  • US 20080114991A1
  • Filed: 11/13/2006
  • Published: 05/15/2008
  • Est. Priority Date: 11/13/2006
  • Status: Active Grant
First Claim
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1. A method for processing data, comprising:

  • (a) receiving a record having a plurality of identifiers into a computer system, the record corresponding to an entity;

    (b) encrypting one or more of the identifiers in the record to form an encrypted record;

    (c) applying one or more encrypted variants to the encrypted record based on the encrypted identifiers and pre-computed encrypted synonyms; and

    (d) comparing the encrypted record to previously stored data using the encrypted identifiers and the encrypted variants in order to the match or associate the encrypted record with the previously stored data.

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