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Method and system for managing a data object so as to comply with predetermined conditions for usage

  • US 8,474,058 B2
  • Filed: 08/21/2003
  • Issued: 06/25/2013
  • Est. Priority Date: 02/01/1995
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving at least two data packages, each data package comprising a data object and a set of control data, the set of control data for each data package including at least one usage control element defining a usage of the data object, the usage complying with a variable number of conditions, the data object and the usage control element for each data package being encrypted;

    decrypting the usage control elements of the sets of control data;

    examining, by use of a data processor, the usage control elements of the at least two data packages to find a match;

    determining whether a data processor is capable of completing a security procedure specified in a security control element of the usage control elements, and disabling the usage when the data processor is not capable of completing the security procedure; and

    performing an action specified in the sets of control data of the at least two data packages, if the usage is not disabled.

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