Key distribution based on hierarchical access control for conditional access system in DTV broadcast.
Tianpu JiangShibao ZhengBaofeng LiuPublished in: IEEE Trans. Consumer Electron. (2004)
Keyphrases
- access control
- key distribution
- key management
- fine grained
- data security
- dynamic access control
- fault tolerant
- security policies
- secret key
- access control mechanism
- access control models
- signature scheme
- access control policies
- access control systems
- security requirements
- role based access control
- security mechanisms
- security model
- authentication and access control
- database management systems
- data protection
- computer systems
- authentication protocol
- elliptic curve
- security protocols
- digital libraries
- resource constrained