Keyphrases
- signature scheme
- standard model
- public key
- designated verifier
- digital signature scheme
- digital signature
- threshold signature scheme
- group signature scheme
- diffie hellman
- provably secure
- blind signature
- secret key
- bilinear pairings
- private key
- public key cryptosystem
- identity based signature
- blind signature scheme
- low cost
- key distribution
- ciphertext