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On-the-fly data masking

  • US 8,522,016 B2
  • Filed: 06/18/2010
  • Issued: 08/27/2013
  • Est. Priority Date: 06/18/2010
  • Status: Expired due to Fees
First Claim
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1. A method, executed on a computer processor of a production server, for securing data of the production server comprising:

  • reading a data value on the production server;

    obfuscating the data value in the memory of the production server by generating via a non-reversible process an index into a secure lookup table based on the data value and retrieving a secure lookup table value at the index in the secure lookup table to create a masked value;

    transmitting the masked value to a non-production server; and

    storing the masked value on the non-production server.

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