ENTITLEMENT MANAGEMENT MESSAGE EPOCH AS AN EXTERNAL TRUSTED TIME SOURCE

An external trusted time source is implemented over a network for conditional access system (CAS)/digital rights management (DRM) client devices. A client device includes untrusted software and a trusted execution environment (TEE) for processing an entitlement management message (EMM) that includes...

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Bibliographische Detailangaben

Hauptverfasser:	PETTY, Douglas M, MEDVINSKY, Alexander
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CALCULATING COMPUTING COUNTING ELECTRIC COMMUNICATION TECHNIQUE ELECTRIC DIGITAL DATA PROCESSING ELECTRICITY PHYSICS PICTORIAL COMMUNICATION, e.g. TELEVISION
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