A ramp threshold secret sharing scheme against cheating by substitution attacks.

Wataru Nakamura Hirosuke Yamamoto Terence Chan

Published in: ISITA (2016)

Keyphrases

secret sharing scheme
visual cryptography
secret sharing
access structure
visual cryptography scheme
key management
signcryption scheme
secret image
encryption scheme
multiscale
watermarking scheme
black and white
image processing
watermarking algorithm