Patent ID: 8010805
Filing Date: 2011-08-30
Classification: G06F

Abstract:
1. A device, comprising: a removable digital memory including a port at which digital information stored on said removable digital memory can be accessed; a memory for storing first conditional access data and at least one content encryption key; a second port for receiving user certificate data and a first key of a key pair contained in a write once memory of an access card that has been paired with a destination device; and a processor responsive to the user certificate data received on said second port for authenticating the received certificate data based on the first conditional access data stored in said memory, the processor, upon said authentication, encrypting information stored in said removable digital memory using the at least one content encryption key, to thereby provide encrypted information in said removable digital memory, the processor operable for encrypting said content encryption key using said first key received on said second port and outputting said encrypted content encryption key to enable access of said encrypted information stored on said removable digital memory by an external device.