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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).
CD-Cops Requires the user to enter CD-code (or reads embedded CD-code) that describes geometry of CD to correctly locate data on the disc. SafeDisc (versions 1–5) Adds unique digital signature at the time of manufacturing which is designed to be difficult to copy or transfer so that software is able to detect copied media. SafeCast
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 ...
Copy prevention and copy control may be more neutral terms. "Copy protection" is a misnomer for some systems, because any number of copies can be made from an original and all of these copies will work, but only in one computer, or only with one dongle , or only with another device that cannot be easily copied.
Cactus Data Shield (CDS) is a form of CD/DVD copy protection for audio compact discs developed by Israeli company Midbar Technologies. [1] It has been used extensively by EMI (subsequently acquired by Sony Music), BMG and their subsidiaries.
The two pieces of copy-protection software at issue in the 2005–2007 scandal were included on over 22 million CDs [7] marketed by Sony BMG, the record company formed by the 2004 merger of Sony and BMG's recorded music divisions.
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SCMS sets a "copy" bit in all copies, which prevents anyone from making further copies of those first copies. It does not, however, limit the number of first-generation copies made from a master. SCMS was also included in consumer CD-R, MiniDisc and Digital Compact Cassette (DCC) players and recorders. With the demise of these formats, SCMS is ...