Information Hiding in Communication Networks

Wojciech Mazurczyk is an Associate Professor at the Institute of Telecommunications, Faculty of Electronics and Information Technology, Warsaw University, Poland. He is also a senior member of IEEE. Steffen Wendzel is Head of Secure Building Automation at the Fraunhofer Institute for Communication, Information Processing, and Ergonomics (FKIE) in Bonn, Germany. Sebastian Zander is a Lecturer at the School of Engineering and Information Technology, Murdoch University, Australia. Amir Houmansadr is an Assistant Professor within the College of Information and Computer Sciences at the University of Massachusetts Amherst. Krzysztof Szczypiorski is a Professor of Telecommunications at the Institute of Telecommunications, Faculty of Electronics and Information Technology at Warsaw University of Technology, Poland.

List of Figures xv

List of Tables xxi

Foreword xxiii

Preface xxv

Acknowledgments xxix

Acronyms xxxi

1 Introduction 1

2 Background Concepts, Definitions, and Classification 39

3 Network Steganography 59

4 Control Protocols for Reliable Network Steganography 89

5 Traffic Type Obfuscation 117

6 Network Flow Watermarking 139

7 Examples of Information Hiding Methods for Popular Internet Services 163

8 Network Steganography Countermeasures 207

9 Closing Remarks 243

Glossary 247

Index 253