THOMSON LICENSING S.A. OF 46, QUAI A. LE GALLO, 92100 BOULOGNE-BILLANCOURT, FRANCE,

摘要

Slave digital terminal (2) comprising means for connecting to a master digital terminal (1), means for receiving protected digital data, characterized in that said slave digital terminal comprises means for deleting entitlements upon reception of a dedicated message (200) from a broadcaster (5), means for sending, to the master digital terminal, a request for entitlements', means for receiving entitlements (204) from the master digital terminal, and means for blocking if the entiilemenls are not received from the master digital terminal (1) within a predetermined deadline counted from the sending of the request.