The book "Critical Infrastructure Protection X" offers a comprehensive analysis and innovative approaches in the field of critical infrastructure protection. It addresses the essential role of information infrastructure, which includes computers, embedded devices, networks, and software systems, and its significance for daily operations across various sectors such as telecommunications, finance, energy, and public health. The authors, Sujeet Shenoi and Mason Rice, present original research findings and emphasize the need to integrate science, technology, and policy to develop practical solutions that ensure the protection of information and network infrastructures. The book is part of an annual series published by the International Federation for Information Processing (IFIP) and is aimed at researchers, engineers, practitioners, and decision-makers who are engaged with the challenges and solutions in the field of critical infrastructure.