An efficient image homomorphic encryption scheme with small ciphertext expansion.
Peijia ZhengJiwu HuangPublished in: ACM Multimedia (2013)
Keyphrases
- encryption scheme
- ciphertext
- standard model
- cca secure
- security analysis
- public key
- image data
- secret key
- secret sharing scheme
- diffie hellman
- proxy re encryption
- data sharing
- image representation
- multiscale
- multiresolution
- data structure
- encryption algorithm
- databases
- chosen plaintext attack
- hash functions
- database systems
- image processing