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Method and system for providing controlled access to information stored on a portable recording medium

  • US 6,131,090 A
  • Filed: 03/04/1997
  • Issued: 10/10/2000
  • Est. Priority Date: 03/04/1997
  • Status: Expired due to Term
First Claim
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1. A system for recording information and controlling access to said information, said system comprising:

  • a) a portable recording medium including memory for storing encrypted individual user information locally and a microprocessor, said microprocessor being responsive to input of an access code to enable access to said encrypted information;

    b) a remote data processing center including a database of a plurality of authorized service providers with respect to said information; and

    a plurality of access codes corresponding to each of said plurality of authorized service providers, said access codes including a key for decrypting said encrypted information;

    c) said database being created under the direction of said individual user;

    d) a terminal communicating between said portable recording medium and said processing center;

    whereine) said processing center being responsive to a request initiated at said terminal by said service provider for access to said encrypted information, said data processing center accessing said database to determine if said identified service provider is authorized to access said encrypted information, and to output said access code to said identified service provider only if said identified service provider is authorized to access said encrypted information;

    f) whereby accessing and decrypting said encrypted information at said portable medium only through use of said obtained access code.

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