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SYSTEM, DEVICE AND METHOD FOR ANTI-ROLLBACK PROTECTION OF OVER-THE-AIR UPDATED DEVICE IMAGES

  • US 20170308705A1
  • Filed: 04/22/2016
  • Published: 10/26/2017
  • Est. Priority Date: 04/22/2016
  • Status: Abandoned Application
First Claim
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1. A device comprising:

  • a first memory for storing a first device image;

    a second memory for storing at least one boot loader;

    a communication interface for receiving a second device image; and

    a processing circuit coupled to the first memory, the second memory, and the communication interface, wherein the processing circuit is configured toinitiate a first boot for the device,instruct the at least one hoot loader to perform security processing on the second device image and set and execute the second device image as a trial image after security processing on the second device image is successful,monitor the executed second device image to determine if predetermined operational parameters in the device are met, andset the second device image as a current image and deactivate the first device image if the predetermined operational parameters in the device are met.

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