Invention Application
US20030123670A1 Methods and apparatus for secure distribution of program content
有权
用于安全分发节目内容的方法和装置
- Patent Title: Methods and apparatus for secure distribution of program content
- Patent Title (中): 用于安全分发节目内容的方法和装置
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Application No.: US10316675Application Date: 2002-12-11
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Publication No.: US20030123670A1Publication Date: 2003-07-03
- Inventor: Muneki Shimada , Toyoshi Okada , Yousuke Kimoto , Kazuhiro Kanee , Kenjiro Komaki
- Applicant: Sony Computer Entertainment Inc.
- Applicant Address: JP Tokyo
- Assignee: Sony Computer Entertainment Inc.
- Current Assignee: Sony Computer Entertainment Inc.
- Current Assignee Address: JP Tokyo
- Priority: JP2001-380609 20011213
- Main IPC: H04L009/00
- IPC: H04L009/00

Abstract:
Methods and apparatus in accordance with the present invention are operable to carry out certain functions including: receiving an encrypted program at a processing apparatus; transmitting at least some identification information related to the processing apparatus over a network to an administrator; receiving an encrypted decryption key at the processing apparatus over the network from the administrator in response to the at least some identification information; decrypting the encrypted decryption key; decrypting the encrypted program using the decryption key; re-encrypting the program using at least some of the identification information; and storing the identification information and the re-encrypted program in a first storage device.
Public/Granted literature
- US07469345B2 Methods and apparatus for secure distribution of program content Public/Granted day:2008-12-23
Information query