Invention Grant
- 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.: US10316309Application Date: 2002-12-11
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Publication No.: US07864957B2Publication Date: 2011-01-04
- Inventor: Muneki Shimada , Toyoshi Okada , Yousuke Kimoto , Kazuhiro Kanee , Kenjiro Komaki
- Applicant: Muneki Shimada , Toyoshi Okada , Yousuke Kimoto , Kazuhiro Kanee , Kenjiro Komaki
- Applicant Address: JP
- Assignee: Sony Computer Entertainment Inc.
- Current Assignee: Sony Computer Entertainment Inc.
- Current Assignee Address: JP
- Agency: Lerner, David, Littenberg, Krumholz & Mentlik, LLP
- Priority: JP2001-389452 20011221
- Main IPC: H04N7/167
- IPC: H04N7/167 ; H04L29/00 ; G06F7/04 ; G06F17/30 ; G06F15/16

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 a machine ID over a network to an administrator; receiving registration data over the network from the administrator in response to the machine ID; transmitting the registration data over the network to a distributor; receiving an encrypted decryption key and an encrypted virtual ID at the processing apparatus over the network from the distributor in response to the registration data; decrypting the encrypted decryption key using the virtual ID, and decrypting the encrypted program using the decryption key; re-encrypting the program using the virtual ID; and storing the encrypted virtual ID and the re-encrypted program in a first storage device.
Public/Granted literature
- US20030126430A1 Methods and apparatus for secure distribution of program content Public/Granted day:2003-07-03
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