Keyphrases
- access control
- role based access control
- access control policies
- fine grained
- trust negotiation
- role assignment
- access control models
- access control systems
- data security
- genetic algorithm
- dynamic access control
- computer programs
- conflict resolution
- security policies
- rbac model
- security requirements
- intermediate level
- control structures
- fixpoint
- multi domain
- answer sets
- operating system
- peer to peer
- database systems
- learning algorithm