Keyphrases
- access control
- fine grained
- dynamic access control
- lightweight
- data security
- security model
- security policies
- access control policies
- role based access control model
- database security
- security architecture
- object oriented
- access control models
- role based access control
- software components
- access control mechanism
- role assignment
- databases
- security mechanisms
- unauthorized access
- rbac model
- computer systems