Keyphrases
- authentication mechanism
- secret sharing scheme
- information security
- graphical password
- secret sharing
- secret key
- key agreement
- secure communication
- user authentication
- key management
- visual cryptography
- information systems
- authentication scheme
- key distribution
- protection scheme
- session key
- diffie hellman
- security analysis
- provably secure
- data encryption
- digital signature scheme
- password based authenticated key exchange
- decision making
- private key
- security model
- security issues
- password authentication
- encryption scheme
- information technology
- access control
- password guessing
- data storage
- statistical databases
- key exchange protocol
- secret image
- elliptic curve
- mutual authentication
- authentication protocol
- security level
- security properties
- security services