Visual Cryptography and Secret Image Sharing

16

Image Sharing with Steganography and Authentication

Zhao-Xia Yin

Anhui UniversityChina

Chia-Chen Lin

Providence UniversityTaiwan

Chin-Chen Chang

Feng Chia UniversityTaiwan

CONTENTS

16.1 Introduction

16.2 Related Work

16.2.1 Lin and Tsai’s Scheme

16.2.2 Yang et al.’s Scheme

16.2.3 Chang et al.’s Scheme

16.3 Adopted Techniques in the Proposed Scheme

16.3.1 Error Diffusion Technique

16.3.2 Interpolation Technique

16.3.3 Canny Edge Detector

16.3.4 Edge Lookup Inverse Halftoning Technique

16.3.5 Shamir Scheme for Secret Sharing

16.4 Proposed Scheme

16.4.1 Sharing and Embedding Phase

16.4.2 Reconstruction and Verifying Phase

16.5 Experimental Results

16.6 Conclusions

Bibliography

16.1 Introduction

More and more data are being transmitted ...