This book provides an integrated view and a comprehensive framework of the various issues relating to cyber infrastructure protection. It provides the foundation for long-term policy development, a road map for cyber security, and an analysis of technology challenges that impede cyber infrastructure protection. The book is divided into three main parts. Part I deals with strategy and policy issues related to cyber security. It provides a theory of cyberpower, a discussion of Internet survivability as well as large scale data breaches and the role of cyberpower in humanitarian assistance. Part II covers social and legal aspects of cyber infrastructure protection and it provides discussions concernsing the attack dynamics of politically and religiously motivated hackers. Part III discusses the technical aspects of cyber infrastructure protection including the resilience of data centers, intrusion detection, and a strong focus on IP-networks.