A Joint Ownership Protection Scheme for Digital Images Based on Visual Cryptography

Abstract: When an image is created by multiple authors, it is reasonable that no single author monopolize the ow nership. The

#Joint ownership protection # visual cryptography # di screte cosine transform

Progressive Visual Cryptography with Friendly and Size Invariant Shares

like shares. As long as there are over k shares stacked out of n shares, the secret image can be directly decoded by the human

#Visual cryptography # progressive visual cryptography # secret sharing # unexpanded share # meaningful (Friendly) share

A Joint Ownership Protection Scheme for Digital Images Based on Visual Cryptography

Abstract: When an image is created by multiple authors, it is reasonable that no single author monopolize the ow nership. The

#Joint ownership protection # visual cryptography # di screte cosine transform

#Digital signature # non-expansion visual cryptography # boolean operation # visual share

New Fool Proof Examination System through Color Visual Cryptography and Signature Authentication

Mohamed Fathimal1 and Arockia Jansirani2 1Department of Computer Science and Engineering, SRM Institute of Science and Technology, India 2Department of Computer Science and Engineering, Manonmaniam Sundaranar University, India

#Visual cryptography # secret sharing scheme # examination system # information security # authentication