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Method for protecting a logic or mathematical operator installed in an electronic module with a microprocessor as well as the associated embedded electronic module and the system

  • US 9,323,955 B2
  • Filed: 12/20/2001
  • Issued: 04/26/2016
  • Est. Priority Date: 12/21/2000
  • Status: Active Grant
First Claim
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1. A method for protecting a logic or mathematical operator or a similar functional circuit able to be used for executing a program in an electronic module with a processor, wherein during the execution of the program, the execution of said operator is replaced by the execution of a sequence of replacement operations whose final result is identical to that of the function of said operator.

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