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For example, audio tracks on such media cannot be easily added to a personal music collection on a computer's hard disk or a portable (non-CD) music player. Also, many ordinary CD audio players (e.g. in car radios) had problems playing copy-protected media, mostly because they used hardware and firmware components also used in CD-ROM drives ...
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 ...
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 ...
Serial Copy Management System Records in the sub code data bits that expresses whether the media is copy allowed(00), copy once(10) or copy prohibited(11). Traitor Tracing Rather than directly preventing copying, embeds user information into files so if they are uploaded, the copyright holder could find out exactly who uploaded the file.
The drive treats a DVD-Video disc as any DVD-ROM disc. The player reads the disc's user-data and processes them according to the DVD-Video format. However, if the drive detects a disc that has been compiled with CSS, it denies access to logical blocks that are marked as copyrighted (§6.15.3 [ 4 ] ).
Compressed audio is stored on the disc in Windows Media Audio (WMA) files. The following activities are allowed: Copying tracks to the hard drive for playback without the original CD, burning up to three copies of the CD, and sharing email links to DRM-protected tracks that expire after ten days.