Keyphrases
- information security
- user authentication
- authentication mechanism
- security issues
- authentication systems
- password based authenticated key exchange
- intrusion detection
- higher order
- information assurance
- network security
- security level
- security requirements
- security problems
- database systems
- data integrity
- data security
- computer security
- statistical databases
- security policies
- security threats
- graphical password
- keystroke dynamics
- distributed systems
- security analysis
- authentication scheme
- security services
- high security
- access control
- low cost
- information systems