Keyphrases
- access control
- dynamic access control
- fine grained
- data security
- security policies
- open source
- website
- identity management
- security requirements
- access control policies
- web applications
- security model
- role based access control
- access control systems
- access control models
- security mechanisms
- role assignment
- database security
- data protection
- relational databases
- databases
- security architecture
- trust relationships