Improved lattice-based CCA2-secure PKE in the standard model.

Jiang Zhang Yu Yu Shuqin Fan Zhenfeng Zhang

Published in: Sci. China Inf. Sci. (2020)

Keyphrases

standard model
cca secure
public key encryption scheme
encryption scheme
proxy re encryption
ciphertext
identity based encryption
diffie hellman assumption
forward secure
signature scheme
diffie hellman
public key cryptosystem
public key
chosen ciphertext
provably secure
signcryption scheme
similarity measure