Keyphrases
- provably secure
- attribute based encryption
- ciphertext
- standard model
- public key
- encryption scheme
- diffie hellman
- security model
- signature scheme
- proxy re encryption
- access structure
- secret key
- cca secure
- blind signature scheme
- identity based encryption
- signcryption scheme
- bilinear pairings
- private key
- forward secure
- cryptographic protocols
- access control
- security analysis
- secure communication
- public key cryptosystem
- data access