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In-circuit security system and methods for controlling access to and use of sensitive data

  • US 9,124,930 B2
  • Filed: 07/22/2013
  • Issued: 09/01/2015
  • Est. Priority Date: 05/30/2003
  • Status: Expired due to Fees
First Claim
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1. An apparatus, comprising:

  • a single integrated circuit havinga first portion including an identity credential verification subsystem, the identity credential verification subsystem configured to identify a user based on a stored identity credential and to verify the user based on a security privilege associated with the stored identity credential,a second portion associated with functionality of the single integrated circuit not used during operation of the identity credential verification subsystem, the second portion configured to be enabled when the identity credential verification subsystem has identified the user based on the stored identity credential and verified the user based on the security privilege associated with the identity credential, the second portion configured to be disabled when the identity credential verification subsystem has not at least one of (1) identified the user based on the stored identity credential, or (2) verified the user based on the security privilege associated with the stored identity credential,a power source, anda real-time clock configured to generate data when the second portion of the single integrated circuit is enabled and the real-time clock is operatively connected to the power source.

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