Keyphrases
- access control
- web services
- security architecture
- fine grained
- rbac model
- access control models
- security policies
- dynamic access control
- access control mechanism
- role based access control
- data security
- authentication and access control
- digital rights management
- loosely coupled
- ubiquitous computing environments
- security mechanisms
- web applications
- role based access control model
- security model
- grid services
- access control policies
- software architecture
- security requirements
- management system
- business processes
- access control systems
- operating system
- data management
- role assignment
- database security
- privacy policies