Fine-Grained Proxy Re-Encryption: Definitions & Constructions from LWE.

Yunxiao Zhou Shengli Liu Shuai Han Haibin Zhang

Published in: IACR Cryptol. ePrint Arch. (2023)

Keyphrases

fine grained
proxy re encryption
security model
standard model
access control
coarse grained
keyword search
public key encryption
ciphertext
public key
tightly coupled
encryption scheme
signature scheme
data lineage
databases
web documents
lightweight
low cost
relational databases
high level
information retrieval