×

Third party authentication of files in digital systems

  • US 7,536,554 B2
  • Filed: 09/09/2003
  • Issued: 05/19/2009
  • Est. Priority Date: 11/13/1997
  • Status: Expired due to Fees
First Claim
Patent Images

1. A file authentication requesting device that stores a computer program for requesting third party authentication of files in digital systems, the device comprising:

  • a confirmation request device that processes at least one file to generate attributes and generates a request for a confirmation receipt from an authenticator device authenticating attributes of the at least one file;

    a transferring device that transfers the generated attributes of the at least one file to be authenticated and an identification of at least one of the requesting device and a user of the requesting device to the authenticator device from the requesting device, the attributes comprising at least an electronic fingerprint of the at least one file; and

    a receiving device that receives the confirmation receipt comprising at least authenticated file attributes after an authentication by the authenticator device, the authentication comprising at least a unique digital characterization of the attributes;

    wherein, at least one file authentication is received from the authenticator device in response to the request; and

    whereby the transferring device need not transfer the at least one file to the authenticator device to perform the authentication.

View all claims
  • 5 Assignments
Timeline View
Assignment View
    ×
    ×