Written in an easy to understand style, this book provides a comprehensive overview of the physical-cyber security of Industrial Control Systems benefitting the computer science and automation engineers, students and industrial cyber security agencies in obtaining essential understanding of the ICS cyber security from concepts to realization.The Book-> Covers ICS networks, including zone-based architecture and its deployment for product delivery and other Industrial services.-> Discusses SCADA networking with required cryptography and secure industrial communications. -> Furnishes information about industrial cyber security standards presently used.-> Explores defence-in-depth strategy of ICS from conceptualisation to materialisation.-> Provides many real-world documented examples of attacks against industrial control systems and mitigation techniques. -> Is a suitable material for Computer Science and Automation engineering students to learn the fundamentals of industrial cyber security.