In the sequel of copy protection explanations here is part 2, Key2Audio. Key2Audio seems to popup a lot, and is at this moment (November 2001) the most used copy protection.
It seems that this is no lie, the protection however 'exploits' the Red Book standard by using it probably the way Sony and Philips have never intented it back when they developed the standard. They have modified the CD so it can not be played on CD/DVD-ROM, CD-R and CD-RW drives, thus they do not play on PC, Apple Macintosh or other systems equipped with CD-ROM, CD-R, CD-RW, DVD-ROM and DVD-R devices, but how do they do this... |
Want to learn more about Key2Audio ? Then quickly read this...
Source: CD Freaks Articles
