Insecurity of Cheng et al.'s Efficient Revocation in Ciphertext-Policy Attribute-Based Encryption Based Cryptographic Cloud Storage.
Changji WangJiayuan WuYuan YuanJing LiuPublished in: ISPA/IUCC (2017)
Keyphrases
- ciphertext
- attribute based encryption
- cloud storage
- encryption scheme
- public key
- secret key
- standard model
- access structure
- s box
- key management
- smart card
- provably secure
- digital signature
- encryption algorithm
- private key
- secure communication
- key distribution
- security analysis
- access control
- diffie hellman
- hash functions
- multi dimensional
- database systems
- group communication
- cost effective