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System and method for activating individualized software modules in a digital broadcast environment

  • US 20050005286A1
  • Filed: 11/15/2001
  • Published: 01/06/2005
  • Est. Priority Date: 11/15/2001
  • Status: Active Grant
First Claim
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1. A method for providing selective use of locked software modules on a receiver comprising:

  • decrypting an encrypted certificate stored on a storage medium;

    using part of the decrypted certificate to initialize the locked software modules indicated by the certificate, including setting a code enabled flag corresponding to the enabled modules;

    receiving a request for the use of a specific locked software module;

    checking the code enabled flag corresponding to the specific locked software module to see if it can be used; and

    if the flag indicates use is allowed, using the specific locked software module.,

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