Record carrier comprising encryption indication information

Details Record carrier comprising encryption indication information Record carrier comprising encryption indication information

2004-07-28

2009-10-20

LaForgia, Christian (Department: 2439)

Electrical computers and digital processing systems: support

Data processing protection using cryptography

By stored data protection

C369S053210, C720S719000

Reexamination Certificate

active

07607024

ABSTRACT:
A record carrier, recording device, read-out device and method is provided which provides a flexible security level to protect user data during transmission over a communication bus, also when the data is recorded on a record carrier such as a recordable optical disc. In accordance with the method, management information comprising encryption indication information indicating that user data stored in an associated sector of a record carrier, such as a recordable optical disk, is to be encrypted by a read-out device before being transmitted over a communication bus.

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Advanced Access Content System (AACS) Introduction and Common Cryptographic Elements. Feb. 17, 2006. p. 1-82.

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