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Method for protecting an electronic terminal, corresponding computer program and electronic terminal

  • US 9,805,191 B2
  • Filed: 12/10/2013
  • Issued: 10/31/2017
  • Est. Priority Date: 12/14/2012
  • Status: Active Grant
First Claim
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1. A method for protecting an electronic terminal comprising:

  • activating a state of surveillance of said terminal when a current value of at least one piece of information characterizing a context of said terminal is situated in a predefined range of values of said information, and assigning a minimum value to a level of alert;

    in said state of surveillance, detecting a first handling of said terminal and passing said terminal into a suspect state, representing a risk of an attempt at fraudulent use of said terminal; and

    in said suspect state, triggering a reaction by said terminal, wherein said reaction of said terminal comprises updating the level of alert, which represents a probability of an attempt at fraudulent use of said terminal and implementing at least one reactive action according to said level of alert, wherein updating the level of alert comprises;

    in response to detecting of the first handling, updating the level of alert to a first value and implementing a first reactive action according to said first value; and

    in response to detecting a second, subsequent handling, updating the level of alert from the first value to a second value, and implementing a second, different reactive action according to said second value.

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