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SECURING EXECUTION OF A PROGRAM

  • US 20180068116A1
  • Filed: 10/13/2017
  • Published: 03/08/2018
  • Est. Priority Date: 04/15/2015
  • Status: Active Grant
First Claim
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1. A method of executing a program by an electronic device, the method comprising:

  • executing an operation of the program that is configured to load an arbitrarily chosen value of an initial data item belonging to a series of ordered data,executing a series of calculation operations distributed in the program, including calculation operations that are each configured to calculate a current data item of the series of ordered data based on a preceding data item of the data series,performing a final calculation operation of the series of calculation operations to calculate a final data item of the data series, andexecuting an error detection operation of the program configured to detect a program execution error by comparing the current data item of the series of ordered data with an expected value of the current data item or the final data item, the final data item having an expected value independent of a number of data items in the series of ordered data and being calculated by the final operation based on the current data item of the series of ordered data and a final compensation data item.

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