Cryptanalysis of a (Somewhat) Additively Homomorphic Encryption Scheme Used in PIR.
Tancrède LepointMehdi TibouchiPublished in: Financial Cryptography Workshops (2015)
Keyphrases
- encryption scheme
- secret key
- hash functions
- standard model
- smart card
- security analysis
- mpeg video
- public key
- key management
- cca secure
- diffie hellman
- image encryption scheme
- ciphertext
- signature scheme
- authentication protocol
- security model
- lossless compression
- data sharing
- proxy re encryption
- encryption key
- data distribution
- provably secure
- public key cryptosystem
- data streams