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Computer security system

  • US 5,606,615 A
  • Filed: 05/16/1995
  • Issued: 02/25/1997
  • Est. Priority Date: 05/16/1995
  • Status: Expired due to Fees
First Claim
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1. A security device for a computer system, comprising:

  • A. a key having means for storing security codes therein in at least first and second locations;

    B. means for communicating with a host computer lock for initiating the transmission to said key of a session address and a lock password;

    C. means associated with said key for comparing said session address and said lock password with a lock password stored in said key and the location given by said session address;

    D. means in said key responsive to matching said session address and said lock password for retrieving a key password and transmitting it to said host lock;

    E. means at said host lock for comparing said second password and the location at which it is stored in said key with corresponding information in said lock and granting or denying access to the host based on the presence or absence of a match.

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