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System and method for dual key card dual database access control and identification

  • US 20030033534A1
  • Filed: 08/14/2002
  • Published: 02/13/2003
  • Est. Priority Date: 11/29/1999
  • Status: Abandoned Application
First Claim
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1. A flexible dual key dual database access control and identification system for electronic transactions, the system maintaining select key holder information anonymously in a database, the system comprising:

  • (a) an access card containing a first and a second authentication key, the first and second authentication keys being mathematically unrelated to each other;

    (b) a reader capable of interacting with the access card and reading the first and second authentication keys from the access card;

    (c) a first database associated with the first authentication key, the first database containing private records of a subscriber;

    (d) a second database associated with the second authentication key, the second database containing public records of the subscriber, the first database records and second database records being mutually exclusive and distinct;

    (e) a processor for interacting with the first database and second database, the processor being operatively connected to the reader; and

    (f) a network operatively connecting the processor and the first and second databases.

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