Coping mechanism between a receiver and a security module.

摘要

Receiving system pay TV comprising a receiver (A) connected to security means (C, D, F) this receiver (A) receiving information decoding by the security means (C, D, F) wherein at least a portion of the information (4, 6) transmitted by the security means (C, D, F) to the receiver (a) are encrypted by a unique key encryption.