A key recovery attack to the scale-invariant NTRU-based somewhat homomorphic encryption scheme.
Eduardo MoraisRicardo DahabPublished in: IACR Cryptol. ePrint Arch. (2014)
Keyphrases
- encryption scheme
- scale invariant
- secret key
- ciphertext
- security analysis
- private key
- secure communication
- encryption algorithm
- standard model
- keypoints
- public key
- scale space
- affine invariant
- natural images
- multiscale
- cca secure
- diffie hellman
- data sharing
- smart card
- image structure
- group signature scheme
- lossless compression
- texture images
- key management
- higher order
- multiresolution