发明名称 Methods and apparatus for secure distribution of program content
摘要 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.
申请公布号 US2003123670(A1) 申请公布日期 2003.07.03
申请号 US20020316675 申请日期 2002.12.11
申请人 SONY COMPUTER ENTERTAINMENT INC. 发明人 SHIMADA MUNEKI;OKADA TOYOSHI;KIMOTO YOUSUKE;KANEE KAZUHIRO;KOMAKI KENJIRO
分类号 G09C1/00;G06F21/00;(IPC1-7):H04L9/00 主分类号 G09C1/00
代理机构 代理人
主权项
地址