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Zero knowledge attribute storage and retrieval

  • US 20080209205A1
  • Filed: 02/27/2007
  • Published: 08/28/2008
  • Est. Priority Date: 02/27/2007
  • Status: Active Grant
First Claim
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1. A method comprising:

  • encrypting content of a piece of data at a client machine;

    hashing an identifier of the piece of data at the client machine; and

    storing the encrypted content and the hashed identifier in a database maintained by a server without disclosing the content of the piece of data to the server.

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