Cryptanalysis and Improvement of a HIBE and HIBS without Random Oracles.
Xiaoming HuTong WangHuajie XuPublished in: MVHI (2010)
Keyphrases
- identity based encryption
- standard model
- ciphertext
- signature scheme
- cca secure
- secret key
- provably secure
- encryption scheme
- proxy re encryption
- hash functions
- public key
- diffie hellman
- public key cryptosystem
- threshold signature scheme
- security model
- security analysis
- key management
- databases
- key distribution
- private key
- group communication
- bilinear pairings