CPC Subgroup Additional Only
H04L 2209/60 Digital content management, e.g. content distribution
Full Title
Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00 > Digital content management, e.g. content distribution
5 direct subcodes
Child Classifications
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- H04L 2209/601 Broadcast encryption
- H04L 2209/603 Digital right managament [DRM]
- H04L 2209/605 Copy protection
- H04L 2209/606 Traitor tracing
- H04L 2209/608 Watermarking