Keyphrases
- encryption scheme
- ciphertext
- cca secure
- private key
- standard model
- public key encryption
- identity based encryption
- encryption algorithm
- public key
- diffie hellman
- public key cryptosystem
- proxy re encryption
- security analysis
- secret key
- chosen plaintext attack
- access control
- security model
- access structure
- security policies
- information security
- signcryption scheme
- intrusion detection
- network security
- data sharing
- provably secure
- secure communication
- image encryption
- cryptographic protocols
- authentication protocol
- security issues