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ACCESS CONTROL IN A SECURED FACILITY

  • US 20110119734A1
  • Filed: 06/26/2010
  • Published: 05/19/2011
  • Est. Priority Date: 02/25/2002
  • Status: Active Grant
First Claim
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1. A system for processing access decisions for individuals, the system comprising:

  • a processor for controlling the system according to executable instructions;

    a display;

    internal memory for storing data and executable instructions;

    a reader for reading a portable memory card;

    wireless communication circuitry for conducting wireless communication through a public wireless connection;

    a portable handheld housing for the processor, display, internal memory, and reader;

    the internal memory storing software comprising;

    code for downloading, in a first mode of operation through the wireless communication circuitry, to the internal memory, access rights information from a distribution server, the access rights information, for multiple users, independently originating and being cryptographically authenticated from multiple sources, the access rights information revocation data that is specific to respective identified individual users;

    code for reading and processing identity information and access rights information from a portable memory card via the reader in a second mode of operation, the identify information comprising first and last name information pertaining to a specific user and employer organization information of the specific user, the code for reading and processing cryptographically authenticating the first and last name information and the employer information;

    code for comparing information from the portable card pertaining to the specific user against previously downloaded access rights information in the internal memory for revocation data;

    code for completing an access decision in the second mode of operation;

    code for displaying a result of the access decision on the display in the second mode of operation; and

    wherein the code for reading and processing, code for comparing, code for completing, and code for displaying are operable in the second mode of operation to function without requiring network connectivity.

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