Keyphrases
- access control
- data security
- identity management
- access control models
- security mechanisms
- policy enforcement
- fine grained
- dynamic access control
- role based access control
- security policies
- privacy aware
- data protection
- distributed systems
- access control policies
- security model
- distributed environment
- role based access control model
- high assurance
- directory service
- security issues
- database security
- trust relationships
- access control mechanism
- privacy preserving
- rights management
- digital rights management
- personal information
- loosely coupled
- computer networks
- private information
- rbac model
- peer to peer
- role assignment
- privacy policies
- data management
- database systems
- security requirements