Keyphrases
- identity management
- electronic payment
- authentication protocol
- security mechanisms
- privacy preserving
- personal information
- trusted third party
- security issues
- mutual authentication
- security services
- privacy preserving data mining
- privacy protection
- fragile watermarking
- security analysis
- access control
- biometric template
- personal computer
- privacy enhancing
- identity authentication
- private information
- private data
- biometric authentication
- privacy concerns
- authentication scheme
- privacy aware
- resource constrained
- electronic commerce
- lightweight
- differential privacy
- security systems
- image authentication
- sensitive information
- privacy issues
- security protocols
- third party
- authentication mechanism
- factor authentication
- data privacy