Keyphrases
- designated verifier
- signature scheme
- proxy signature scheme
- standard model
- public key
- threshold signature scheme
- digital signature
- security model
- blind signature
- proxy blind signature scheme
- diffie hellman
- bilinear pairings
- designated verifier signature
- ring signature
- key distribution
- public key cryptosystem
- provably secure
- original signer
- partially blind signature scheme