PROTECTION METHOD, DECRYPTION METHOD, RECORDING MEDIUM AND TERMINAL FOR THIS PROTECTION METHOD

Protecting data transmission, either multimedia or a control word, between a security processor and a terminal includes, at the security processor, building a current session key by root key diversification as a function of a parameter transmitted by the terminal, decrypting the data, encrypting it...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	POCHON, NICOLAS, LAFRANCHI, STEPHANE, CHIEZE, QUENTIN
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY PICTORIAL COMMUNICATION, e.g. TELEVISION TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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