Handbook of Image-based Security Techniques

Visual Cryptography. Visual Cryptography: An Introduction. Classification of Visual Cryptography. Guidelines towards achievements of ideal subjective evaluation parameters. VC without Recovery Computation. VC with Recovery Computation. Visual Cryptography and Random Grids. Digital Image Watermarking. Introduction to Watermarking. Robust Watermark. Fragile Watermark. Watermark with Recovery capabilities in spatial domain. Watermark with Recovery capabilities in frequency domain. Dual Watermarking. Steganography. Steganography. Steganalysis. Hybrid approach of VC, Watermarking and Steganography.

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• Lógica matemática
• Ciência ambiental, engenharia e tecnologia
• Aspectos jurídicos da Tecnologia Informática
• Segurança do computador
• Engenharia electrotécnica
• Processamento de imagens

Fragile Watermark;Watermarked Image;digital security;Robust Watermark;image processing;Secret Image;image based security;Cover Image;digital media;Watermark Embedding;algorithms;Watermark Bits;MATLAB;Authentication Bit;Suneeta Agarwal;VC Scheme;Jasjit S. Suri;Pixel Expansion;Tamper Localization;Watermarking Approach;Unintentional Attacks;Fragile Watermarking Scheme;Stego Image;Tamper Detection;Receiver End;Semi-fragile Watermark;Secret Message;Image Based Security Techniques;Secret Pixel;Embedding Capacity;Random Share;DCT Coefficient;Halftone Image