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Digital license migration from first platform to second platform

  • US 7,805,375 B2
  • Filed: 12/21/2005
  • Issued: 09/28/2010
  • Est. Priority Date: 08/22/2005
  • Status: Active Grant
First Claim
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1. A method for receiving, by a migration engine at a target platform, a digital license from a migration engine associated with a source platform, the method comprising:

  • receiving, by the target platform, from the migration engine associated with the source platform, a migration image comprising a device identifier of the source platform, a digital license, and license data, said license data further comprising one or more source platform public key encrypted application decryption keys, and a key file comprising a migration service key encrypted private key of the source platform;

    sending, by the target platform, a request to the migration service, the request comprising a device identifier of the source platform, a device identifier of the target platform, and the key file;

    receiving, by the target platform, a response from the migration service, the response comprising the private key from the migration service key encrypted private key; and

    accessing, by the target platform, the one or more application decryption keys by decrypting the license data using the private key of the source platform.

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