Keyphrases
- access control
- trust relationships
- fine grained
- dynamic access control
- data security
- access control models
- security model
- security policies
- access control policies
- role based access control model
- security requirements
- database security
- rbac model
- security architecture
- role based access control
- security mechanisms
- identity management
- access control systems
- distributed environment
- database
- trusted computing
- distributed databases
- relational databases
- databases