A tree key graph design scheme for hierarchical multi-group access control.
Han-Seung KooO-Hyung KwonSung-Woong RaPublished in: IEEE Commun. Lett. (2009)
Keyphrases
- access control
- fine grained
- data security
- security model
- protection schemes
- security mechanisms
- tree structure
- security policies
- role based access control
- security requirements
- index structure
- design principles
- access control systems
- identity management
- access control policies
- access control models
- security architecture
- standard model
- database
- data model