There are three types of protection against the piracy for Blu-ray:
AACS (Advances Access Content System)
From the beginning the Blu-ray discs contain the AACS protection (Advanced Access Content Systém) and BD-Rom Mark, those protections are mandatory. Later on the BD+ protection was developed, but it is optional.
Detailed information on the method of application to a software product and a description of these systems can be obtained from the mastering department – firstname.lastname@example.org