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Generic conversions from CPA to CCA without ciphertext expansion for threshold ABE with constant-size ciphertexts.
Jianchang Lai
Fuchun Guo
Willy Susilo
Peng Jiang
Guomin Yang
Xinyi Huang
Published in:
Inf. Sci. (2022)
Keyphrases
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ciphertext
access structure
standard model
secret key
encryption scheme
proxy re encryption
attribute based encryption
cca secure
public key
signcryption scheme
private key
computational complexity
diffie hellman
encryption algorithm
databases
identity based encryption
canonical correlation analysis
data structure