Keyphrases
- encryption scheme
- standard model
- mpeg video
- cca secure
- security analysis
- public key
- diffie hellman
- secret key
- image encryption scheme
- data sharing
- lossless compression
- ciphertext
- proxy re encryption
- public key encryption
- encryption key
- error correction
- security model
- data sets
- hash functions
- provably secure
- access control
- multiresolution
- digital libraries
- image sequences