To provide a method and a system for securely recording a broadcast media program for playback of afterward restricted usage.
The method and a device are for storing and obtaining a program material for a later replay and comprises a step where a data stream comprising the program material which is enciphered in accordance with a first (CW) enciphering key is received, the program material is decoded, a decipherment program material is enciphered again in accordance with a second enciphering key 516 and the re-enciphered program material is stored in a media storage device 528. A re-enciphering material 518 is obtained from the media storage device 528 and a re-enciphering program material is decoded so that the program material is played-back. The second enciphering key 516 is obtained from meta data which explains a replay right in one embodiment.
GAGNON GREGORY J
HA DAVID D
KLAUSS PETER M
CURREN CHRISTOPHER P
JAMES THOMAS H
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