Invention Application
WO2007001462A2 METHOD AND APPARATUS FOR PROVIDING A SECURE MOVE OF A DECRYPTION CONTENT KEY
审中-公开
用于提供分解内容的安全移动的方法和装置
- Patent Title: METHOD AND APPARATUS FOR PROVIDING A SECURE MOVE OF A DECRYPTION CONTENT KEY
- Patent Title (中): 用于提供分解内容的安全移动的方法和装置
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Application No.: PCT/US2005/041756Application Date: 2005-11-17
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Publication No.: WO2007001462A2Publication Date: 2007-01-04
- Inventor: SPRUNK, Eric, J. , MEDVINSKY, Alexander
- Applicant: GENERAL INSTRUMENT CORPORATION , SPRUNK, Eric, J. , MEDVINSKY, Alexander
- Applicant Address: 101 Tournament Drive, Horsham, PA 19044 US
- Assignee: GENERAL INSTRUMENT CORPORATION,SPRUNK, Eric, J.,MEDVINSKY, Alexander
- Current Assignee: GENERAL INSTRUMENT CORPORATION,SPRUNK, Eric, J.,MEDVINSKY, Alexander
- Current Assignee Address: 101 Tournament Drive, Horsham, PA 19044 US
- Agency: MARLEY, Robert, P.
- Priority: US11/027,830 20041230
- Main IPC: H04L9/00
- IPC: H04L9/00
Abstract:
The present invention discloses an apparatus and method for providing a secure move of a content decryption key within or between domains. Namely, the present invention addresses the single copy usage rule by restricting the movement of the decryption key instead of restricting the movement of the encrypted content itself.
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