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Network-enhanced control of software updates received via removable computer-readable medium

  • US 8,671,402 B2
  • Filed: 03/25/2010
  • Issued: 03/11/2014
  • Est. Priority Date: 11/09/2009
  • Status: Active Grant
First Claim
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1. A method comprising:

  • coupling to a first computer a removable non-transitory computer-readable storage medium, wherein said removable non-transitory computer-readable storage medium is already storing data representing images at a time of an initial coupling;

    sending, from the first computer to a second computer, an identification information of the first computer and a request for identification information of an authorized image version the first computer is authorized to maintain;

    receiving, at the first computer from the second computer, identification information of the authorized image version;

    determining, by the first computer, whether said data already stored by the removable non-transitory computer-readable medium at the time of the initial coupling includes the authorized image version;

    preventing any data representing an unauthorized image version to be loaded by the first computer from the removable non-transitory computer-readable storage medium;

    responsive to the first computer determining that said data stored by the removable non-transitory computer-readable medium includes the authorized image version, loading, by the first computer, the data representing the authorized image version from the removable non-transitory computer-readable storage medium to a logically protected region of the first computer; and

    responsive to determining that no data representing the authorized image version is stored on the non-transitory removable computer-readable storage medium, outputting data indicating that no data representing the image version exists on the removable non-transitory computer-readable storage medium.

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