Hybrid Encryption Algorithms over Wireless Communication Channels

Contents

Preface

Acknowledgements

List of Abbreviations

1. Introduction

1.1 Processing of Encrypted Data

1.2 Objectives of the Book

1.3 Book Organization

2. Fundamentals of Image Encryption for Wireless Communications

2.1 Introduction

2.2 Encryption System Model

2.3 Key Types

2.4 Diffusion-based Algorithms

2.4.1 The Advanced Encryption Standard (AES)

2.4.1.1 AES Encryption Algorithm

2.4.2 The RC6 Algorithm

2.4.2.1 RC6 Encryption Algorithm

2.5 Permutation-based Encryption

2.5.1 CBC, CFB, and OFB Chaotic Encryption Modes

2.6 Encryption Quality Metrics

2.6.1 Histogram

2.6.2 Deviation of an Encrypted Image

2.6.3 Immunity to Noise

3. Rubik’s Cube Encryption for Wireless Communications

3.1 Overview of the Proposed Hybrid Encryption Approach

3.2 Puzzle ...