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| (1) |
Master Authoring |
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CSS Protection |
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Disk Stamping |
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Replication |
| (5) |
Printing |
| (6) |
Package |
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The CSS key sets are licensed by the DVD Copy Control Association to manufacturers who incorporate them into products such as DVD movie releases, drives & players. Most DVD players are equipped with a CSS Decryption module. CSS key is a collective term for authentication key, disc keys, player keys, title keys, secured disk key set, and/or encrypted title keys.
Content Scramble System (CSS) is a Digital Rights Management (DRM) scheme used on almost all commercially produced DVD-Video discs. It utilizes a proprietary 40-bit stream cipher algorithm,to accept DVD only for readm but not for copy, this could protect the copyright owner from DVD to be copied. |
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Authentication is a process for a DVD drive and CSS Decryption module to recognize (or authenticate) each other. It is necessary before reading data from DVDs. An Authentication key is used for this process. |
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Title keys are used for scrambling and descrambling actual data on DVDs called titles. A title could be a complete motion picture, a trailer or similar self-contained unit. |
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Disc keys are used for decrypting title keys on DVDs. |
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Player keys are used for decrypting disc keys on DVDs. Each DVD player manufacturer is allocated one of approximately 400 player keys to incorporate in its players. |
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| PAHS & ROHS E. P Approval．Microsoft & Apple Stamp Approval |
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