Keyphrases
- user authentication
- stream cipher
- secure routing
- security mechanisms
- remote user authentication scheme
- hash functions
- security protocols
- cryptographic protocols
- chosen plaintext
- cryptographic algorithms
- block cipher
- security measures
- biometric data
- countermeasures
- pattern recognition
- biometric template
- authentication protocol
- security flaws
- reconstruction method
- three dimensional
- security threats
- order preserving
- information leakage
- image reconstruction
- biometric authentication
- watermarking scheme
- high resolution
- security analysis
- security requirements
- data structure
- information security
- similarity search
- feature extraction
- smart card
- protection scheme
- biometric systems
- ddos attacks