Private Ciphertext-Policy Attribute-based Encryption Schemes With Constant-Size Ciphertext Supporting CNF Access Policy.
Sébastien CanardViet Cuong TrinhPublished in: IACR Cryptol. ePrint Arch. (2015)
Keyphrases
- ciphertext
- encryption scheme
- standard model
- proxy re encryption
- cca secure
- public key
- secret key
- chosen ciphertext
- public key encryption
- private key
- encryption algorithm
- security analysis
- diffie hellman
- homomorphic encryption
- identity based encryption
- security model
- secret sharing scheme
- data sharing
- keyword search
- access control
- low cost