Keyphrases
- security mechanisms
- cryptographic algorithms
- security issues
- information security
- resource constrained
- smart card
- access control
- security requirements
- security problems
- security systems
- security protocols
- operating system
- digital signature
- security services
- payment systems
- security measures
- rfid tags
- public key cryptography
- public key infrastructure
- sensor networks
- information systems
- resource constraints
- database systems