Chosen Ciphertext Security with Optimal Ciphertext Overhead.
Masayuki AbeEike KiltzTatsuaki OkamotoPublished in: IACR Cryptol. ePrint Arch. (2008)
Keyphrases
- chosen ciphertext
- encryption scheme
- ciphertext
- standard model
- cca secure
- signcryption scheme
- forward secure
- security analysis
- secret key
- private key
- proxy re encryption
- diffie hellman
- identity based encryption
- public key
- security model
- data sharing
- provably secure
- signature scheme
- secret sharing scheme
- hash functions
- public key cryptosystem
- public key encryption