PART I Key concepts 1. Introduction 2. Critical infrastructures: Key concepts and challenges 3. Insider threats to critical infrastructure: A typology PART II Management of critical infrastructures 4. Health management of critical digital business ecosystems: A system dynamics approach 5. Key performance indicators of emergency management systems 6. Responding cyber-attacks and managing cyber security crises in critical infrastructures: A sociotechnical perspective PART III Engineering of critical infrastructures 7. Event-based digital-twin model for emergency management 8. Analyzing systems product line engineering process alternatives for physical protection systems 9. Reference architecture design for machine learning supported cybersecurity systems 10. An architectural framework for the allocation resources in emergency management systems PART IV Application domains 11. Urban water distribution networks: Challenges and solution directions 12. Critical infrastructure security: Cyber-threats, legacy systems and weakening segmentation 13. Energy systems as a critical infrastructure: Threats, solutions, and future outlook 14. Deep learning for agricultural risk management: Achievements and challenges