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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 ...
The player can ignore the anti-copy program to read the audio tracks. The player allow users to play the tracks, rip the audio tracks as DRM-enabled WMA files and burn CD for 3 times (The player will rip the CD as 320 kbit/s WMA files, then burn the audio on a CD-R, notice that the volume is lower and the quality is worse on the burned CD).
See CD-Cops in previous section. DVD region code Restricts region where media can be played by matching region number with configuration flag in DVD players. LaserLock Includes hidden directory on the CD containing corrupted data which will cause errors while being copied. SafeDisc (version 4) See SafeDisc (versions 1-5) in previous section ...
MediaMax, [1] sometimes referred to as MediaMax CD-3 [2] is a software package created by SunnComm which was sold as a form of copy protection for compact discs. It was used by the record label RCA Records / BMG , and targets both Microsoft Windows and Mac OS X .
Copy protection for computer software, especially for games, has been a long cat-and-mouse struggle between publishers and crackers.These were (and are) programmers who defeated copy protection on software as a hobby, add their alias to the title screen, and then distribute the "cracked" product to the network of warez BBSes or Internet sites that specialized in distributing unauthorized ...
Attempting to remove the software by deleting the associated files manually will render the CD drive inoperable due to registry settings that the program has altered. However, it was soon discovered that the software could be easily defeated by merely using a permanent marker to draw a dark border along the edge of the disk.
The content scramble system deals with three participants: the disc, the drive and the player. The disc holds the purported copyright information and the encrypted feature. The drive provides the means to read the disc. The player decrypts and presents the audio and visual content of the feature.
Commercial HD DVDs and Blu-ray discs integrate copy protection technology specified by the AACS LA. There are several interlocking encryption mechanisms, such that cracking one part of the system does not necessarily crack other parts. Therefore, the "09 F9" key is only one of many parts that are needed to play a disc on an unlicensed player.
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