July 7, 2011-  Irdeto announced the acquistion of BD+ digital rights management (DRM) technology from Rovi.  According to Irdeto’s press release about the acquisition, ”By integrating BD+ intellectual property, contracts, and patent licenses into its current offering, Irdeto customers will be able to implement more robust security measures for Blu-ray than the current Advanced Access Content System (AACS), which has suffered from a history of security breaches and hacks.”