Threshold visual secret sharing by random grids with improved contrast

Visual cryptography

Moni Naor, Adi Shamir · Lecture notes in computer science · 1995 · 1.8K citations

Visual Cryptography for General Access Structures

Giuseppe Ateniese, Carlo Blundo, Alfredo De Santis et al. · Information and Computation · 1996 · 612 citations

Visual Cryptography, Engineering, Information Security +8

Extended capabilities for visual cryptography

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Encryption of pictures and shapes by random grids

Oded Kafri, Eliezer Keren · Optics Letters · 1987 · 369 citations

Random Grids, Engineering, Information Security +17

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Shyong Jian Shyu · Pattern Recognition · 2006 · 284 citations

Hardware Security, Random Grids, Image Analysis +8