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Method and system for verifying originality of data

  • US 20040123111A1
  • Filed: 12/03/2003
  • Published: 06/24/2004
  • Est. Priority Date: 06/27/2001
  • Status: Abandoned Application
First Claim
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1. An information processing method, comprising steps of:

  • receiving first data and a first digital signature for at least said first data from a first computer;

    performing format conversion corresponding to a destination of said first data, for said first data received in said receiving step to generate second data; and

    sending at least said second data generated in said step of performing format conversion, a format reverse-conversion program for performing reverse conversion of the format conversion, and said first digital signature to a second computer associated with said destination.

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