24-02-2009, 01:06 AM
t is an encryption system based on the proprietary 40-bit encryption stream cipher algorithm. Became real in the year 1996, now it is widely used in some of the DVD systems. The Content Scramble System key set or the CSS key set, which contains the authentication key, disc key, player key, title key, second disk key set and the encrypted key, are legally outsourced with licences, to different manufactures, to use in their products like the DVD drives, DVD players and DVD movie releases.