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