An Efficient Ciphertext-Policy Attribute-Based Encryption Scheme Supporting Collaborative Decryption With Blockchain.
Ying HeHaiyan WangYuan LiKe HuangVictor C. M. LeungF. Richard YuZhong MingPublished in: IEEE Internet Things J. (2022)
Keyphrases
- encryption scheme
- ciphertext
- supporting collaborative
- standard model
- secret key
- problem based learning
- security analysis
- cca secure
- public key
- proxy re encryption
- encryption algorithm
- identity based encryption
- diffie hellman
- secret sharing scheme
- hash functions
- data sharing
- private key
- chosen plaintext attack
- lossless compression
- key distribution
- smart card
- public key cryptosystem
- data distribution
- similarity measure
- databases