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The Content Scramble System (CSS) is a digital rights management (DRM) and encryption system employed on many commercially produced DVD-Video discs. CSS utilizes a proprietary 40-bit stream cipher algorithm. The system was introduced around 1996 and was first compromised in 1999. [1]
Xbox (DVD) Two sets of media descriptors are used. Initially, and on typical DVD-ROM drives, only a short partition containing a brief DVD Video can be seen. The lead-out section of the disk stores a second set of media descriptors describing the bounds of the main partition. It also contains a partially-encrypted "security sector" used for ...
The DVD Copy Control Association (DVD CCA) is an organization primarily responsible for the copy protection of DVDs. The Content Scramble System (CSS) was devised for this purpose to make copyright infringement difficult, but also presents obstacles to some legitimate uses of the media.
CD/DVD copy protection is a blanket term for various methods of copy protection for CDs and DVDs. Such methods include DRM, CD-checks, Dummy Files, illegal tables of contents, over-sizing or over-burning the CD, physical errors and bad sectors. Many protection schemes rely on breaking compliance with CD and DVD standards, leading to playback ...
libdvdcss (or libdvdcss2 in some repositories) is a free and open-source software library for accessing and unscrambling DVDs encrypted with the Content Scramble System (CSS). libdvdcss is part of the VideoLAN project and is used by VLC media player and other DVD player software packages, such as Ogle, xine-based players, and MPlayer.
Note: Three titles — Ricky Martin, "Life"; Peter Gallagher, "7 Days in Memphis"; and a limited number of “Hidden Beach Presents Unwrapped Vol. 4” — were released with a content protection grid on the back of the CD packaging but XCP content protection software was not actually included on the albums.
CGMS-A (Analog Television Signals) Inserts a waveform into the non-picture Vertical Blanking Interval (VBI) of the analog video signal so compatible device can block or restrict recording when the waveform is detected.
[5] [12] However, the court dismissed the claim because consumer can get the same hard drive copies through digital downloads, and some DVDs even come with an additional, non-CSS encrypted DVD that allows the users to copy the content onto the hard drive. Also, even if RealNetworks is able to obtain a license to circumvent CSS, RealNetworks ...