A ciphertext-policy attribute-based encryption scheme with constant ciphertext length.
Keita EmuraAtsuko MiyajiKazumasa OmoteAkito NomuraMasakazu SoshiPublished in: Int. J. Appl. Cryptogr. (2010)
Keyphrases
- ciphertext
- encryption scheme
- standard model
- proxy re encryption
- cca secure
- secret key
- public key encryption
- public key
- security analysis
- diffie hellman
- data sharing
- identity based encryption
- secret sharing scheme
- encryption algorithm
- private key
- databases
- chosen plaintext attack
- image processing
- security model
- lossless compression
- knn
- signcryption scheme
- database systems
- peer to peer
- data access