Keyphrases
- access control
- dynamic access control
- web services
- workflow systems
- fine grained
- data security
- access control models
- security policies
- rbac model
- security enforcement
- access control policies
- access control mechanism
- security mechanisms
- identity management
- security requirements
- database security
- role based access control
- security model
- business process
- ubiquitous computing environments
- security architecture
- role assignment
- context aware
- databases
- data protection
- loosely coupled
- service oriented
- digital rights management
- business processes
- role based access control model
- data management
- discretionary access control