Method to secure the execution of a program against attacks by radiation or other
First Claim
1. - Method to secure the execution of a program in an electronic assembly comprising information processing means and information storage means, characterised in that it consists in checking the execution time of at least one sequence of said program with respect to the normal predetermined execution time of said sequence.
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Abstract
The method according to this invention concerns a method to secure the execution of a program stored in an electronic assembly comprising information processing means and information storage means. The method consists in checking the execution time of at least one sequence in said program with respect to the normal predetermined execution time of said sequence. This invention also concerns the electronic module in which said method is implemented and the card comprising said module.
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Citations
13 Claims
- 1. - Method to secure the execution of a program in an electronic assembly comprising information processing means and information storage means, characterised in that it consists in checking the execution time of at least one sequence of said program with respect to the normal predetermined execution time of said sequence.
- 10. - Electronic module comprising information processing means and information storage means containing a program to be executed, characterised in that it comprises means to check the execution time of at least one sequence of said program with respect to the normal predetermined execution time of said sequence.
Specification