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Lockstep mechanism to ensure security in hardware at power-up

  • US 20050289355A1
  • Filed: 06/29/2004
  • Published: 12/29/2005
  • Est. Priority Date: 06/29/2004
  • Status: Active Grant
First Claim
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1. A method of securing an electronic device, the method comprising:

  • initializing the electronic device in a disabled state;

    receiving an access key vector;

    comparing the access key vector to a stored access key; and

    setting the electronic device to an enabled state based in part on a result of comparing the access key vector to the stored access key.

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