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Secure sharing of data along supply chains

  • US 8,745,370 B2
  • Filed: 06/28/2010
  • Issued: 06/03/2014
  • Est. Priority Date: 06/28/2010
  • Status: Active Grant
First Claim
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1. A computer-implemented method of sharing data in a supply chain, the data corresponding to an item having a tag associated therewith, the method comprising:

  • generating data comprising historical data associated with the item, the historical data being accumulated and passed on from partner to partner in the supply chain;

    generating a data reference;

    encrypting the data using an encryption key to provide encrypted data;

    transmitting the encrypted data over a network for storage at a location in a database based on the data reference;

    writing the data reference and the encryption key to the tag, the encrypted data being absent from the tag; and

    transferring the item to a successor in the supply chain.

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