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CUSTOMER VEHICLE DATA SECURITY METHOD

  • US 20170193026A1
  • Filed: 01/06/2016
  • Published: 07/06/2017
  • Est. Priority Date: 01/06/2016
  • Status: Active Grant
First Claim
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1. A method of operating a database stored on one or more computers, wherein the database comprises:

  • an identifier mapping table that contains mapping data entries wherein each mapping data entry associates a unique identifier with an affiliated identifier;

    a plaintext table that contains non-sensitive data entries; and

    an encryption table that contains sensitive data entries; and

    wherein the method comprises the steps of;

    (a) receiving a data message, wherein the data message contains a unique identifier;

    (b) providing an affiliated identifier to be associated with the unique identifier;

    (c) selecting to store at least part of the data message and the affiliated identifier in the plaintext table, in the encrypted table, or in both;

    (d) storing the at least part of the data message and the affiliated identifier in the selected table(s);

    (e) storing a new mapping data entry in the identifier mapping table, wherein the new mapping data entry contains the unique identifier and the affiliated identifier;

    (f) encrypting the identifier mapping table using a first encryption key; and

    (g) writing the encrypted identifier mapping table to a non-volatile, computer-readable medium.

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