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Checking Method, Checking Device and Checking System for Processor

  • US 20180239899A1
  • Filed: 02/13/2018
  • Published: 08/23/2018
  • Est. Priority Date: 02/20/2017
  • Status: Active Grant
First Claim
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1. A checking method for a processor, comprising:

  • determining whether a checked processor satisfies a security-sensitive condition including one or more of security-sensitive instruction, processor running mode, security-sensitive input/output operation, security-sensitive application, and user-defined security level; and

    checking the checked processor according to the determination result, which further comprises;

    when the checked processor satisfies the security-sensitive condition, checking the checked processor according to a first checking mode; and

    when the checked processor does not satisfy the security-sensitive condition, checking the checked processor according to a second checking mode;

    wherein for the same running process of the checked processor, the total checking length of the first checking mode is longer than the total checking length of the second checking mode.

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