METHOD OF INTEROBJECT CONNECTION, DEVICE AND SYSTEM FOR CONTENT PROTECTION Russian patent published in 2009 - IPC H04H60/00 

FIELD: information technologies.

SUBSTANCE: in broadcasting medium that contains broadcasting network and terminal, broadcasting network has object of Broadcasting Service Application (BSA), object of Broadcasting Service Distribution (BSD) and object of Broadcasting Service Management (BSM), at that method of interobject connection comprises performance of registration process by terminal for obtainment of group key for terminal on completion of registration process, performance of process by terminal for connection to service for request of connection to service, and reception of Rights Object by terminal in respect of content from message, which is received in response to request, on the basis of received group key, obtainment of traffic key with application of RO, if message is accepted with traffic key on completion of process of connection to service, reception of coded content in terminal, and decoding of coded content with application of traffic key.

EFFECT: provision of content protection in broadcasting medium in interobject connection system.

35 cl, 11 dwg