Invention Grant
US07864957B2 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

Methods and apparatus for secure distribution of program content
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.
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