PCAS: Cryptanalysis and improvement of pairing-free certificateless aggregate signature scheme with conditional privacy-preserving for VANETs.
Ziyan GongTianhan GaoNan GuoPublished in: Ad Hoc Networks (2023)
Keyphrases
- signature scheme
- privacy preserving
- designated verifier
- public key
- privacy preserving data mining
- standard model
- privacy preservation
- vertically partitioned data
- threshold signature scheme
- private information
- multi party
- blind signature scheme
- digital signature
- diffie hellman
- secret key
- data privacy
- blind signature
- provably secure
- privacy concerns
- public key cryptosystem
- data publishing
- hash functions
- differential privacy
- privacy protection
- sensitive information
- user privacy
- data quality
- sensitive data
- low cost