Method for detecting an attempted attack, recording medium, and security processor for said method
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United States of America Patent
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Mar 21, 2017
Grant Date -
Apr 19, 2012
app pub date -
Jun 23, 2010
filing date -
Jun 29, 2009
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Abstract
This method in which an attempt to attack a security processor is detected by the security processor itself comprises:
- measurements (50) of several different events occurring independently of one another in the absence of attack attempts,:building (52) the value of at least one attack indicator as a function of at least one index of concomitance between at least two different events measured, the index of concomitance representing the temporal proximity between the two different events measured, anddetecting (54) an attack attempt if the value of the attack indicator crosses a predetermined threshold.
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