Visual Cryptography-4

A Multiple Watermarking Technique for Images based on Visual Cryptography

FREE-DOWNLOAD [PDF]  B Surekha, GN Swamy… – International Journal of Computer …, 2010
In general an effective watermarking scheme should satisfy properties such as invisibility,
robustness  . This paper proposes a watermarking technique, to directly embed multiple binary
watermarks into a  . Stacking both these transparencies will permit visual recovery of the secret