Hidden data backup and retrieval for a secure device

  • US 7,596,703 B2
  • Filed: 03/21/2003
  • Issued: 09/29/2009
  • Est. Priority Date: 03/21/2003
  • Status: Expired due to Fees
First Claim
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1. A portable secure device for an information processing terminal, comprising:

  • a data transmission coupling for controlling access to the information processing terminal by a user, the portable secure device being capable of connecting and disconnecting with the information processing terminal via the data transmission coupling;

    a computer readable storage medium having thereon computer readable data executable to control sending and obtaining data through said data transmission coupling to and from a separate data storage;

    said medium having thereon computer readable data representing a unique portable secure device ID;

    said medium having thereon computer readable data executable to control irreversibly encrypting a unique user PIN to obtain a unique irreversibly encrypted user ID;

    said medium having thereon computer readable data executable to control sending the unique portable secure device ID and the unique irreversibly encrypted user ID to the separate data storage to establish a record indexed on a combination of the unique portable secure device ID and the unique irreversibly encrypted user ID;

    said medium having thereon computer readable data executable to control reversibly encrypting user information to obtain reversibly encrypted user information; and

    ,said medium having thereon computer readable data executable to control sending the reversibly encrypted user information, the unique portable secure device ID, the unique irreversibly encrypted user ID and a request for storage to the separate data storage to become part of the record indexed on the combination of the unique portable secure device ID and the unique irreversibly encrypted user ID.

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