Patent ID: 7336789
Filing Date: 2008-02-26
Classification: G06F,H04L,H04N

Abstract:
1. System for providing encrypted data to be used in a content player comprising a decryption device, comprising: an encryption device for encrypting data using an encryption algorithm, a protection device for providing secure device data, and for providing information on a protocol for communication between the content player and a secure device arranged to transform the secure device data into information required to decrypt the encrypted data, and a control device for providing a protected contents structure containing the encrypted data, the secure device data, said protocol information and attribute data for finding relevant parts inside the protected contents structure, wherein the attribute data comprises information to find in the protected contents structure information on an appropriate protocol for establishing a communication interface using said information on the appropriate protocol between the content player and the secure device for use of the secure device to transform secure device data communicated to the secure device through the communication interface into information required to decrypt the encrypted data.