CONFRONTATION MECHANISM BETWEEN A RECEIVER AND A SECURITY MODULE.

摘要

Pay-TV reception system comprising a receiver (A) connected to security means (C, D, F) this receiver (A) receiving decoding information from the security means (C, D, F) , characterized in that at least a part of the information (4, 6) transmitted by the security means (C, D, F) to the receiver (A) is encrypted by a unique encryption key.