Keyphrases
- information security
- multiple views
- security mechanisms
- security issues
- intrusion detection
- security requirements
- statistical databases
- security problems
- database
- security model
- computer security
- key management
- single view
- security policies
- biometric systems
- materialized views
- public key
- encryption scheme
- network security
- three dimensional objects
- smart card
- data management
- viewpoint
- security systems
- databases