Keyphrases
- secret key
- encryption scheme
- ciphertext
- smart card
- encryption algorithm
- location based services
- public key
- secure communication
- private key
- pseudorandom
- standard model
- encryption key
- encryption decryption
- authentication scheme
- mobile devices
- security analysis
- signature scheme
- key management
- key distribution
- social networking
- data sharing
- hash functions
- visual cryptography
- image encryption
- information systems
- authentication protocol