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Method and arrangement for securing a digital data file having financial value, terminal operating in the arrangement, and software application employing the method

  • US 7,240,079 B2
  • Filed: 06/27/2002
  • Issued: 07/03/2007
  • Est. Priority Date: 06/29/2001
  • Status: Active Grant
First Claim
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1. A method for creating an electronic data file from information residing in the memory of a first device operating in a wireless data communication network comprising:

  • storing information identifying the owner who made a request for the creation of the electronic data file in a backup server in addition to information concerning the electronic data file to be created;

    directly sending instructions concerning a procedure used in the creation of the electronic data file from the backup server to the first device, wherein said instructions include information on how the electronic data file to be created will be altered during its creation such that it becomes unusable without further information;

    creating and processing the electronic data file in the first device according to the instructions; and

    transferring the processed electronic data file directly from the first device to a second device without using resources of the wireless data communication network.

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