This second edition of Critical Infrastructure Protection, Risk Management, and Resilience continues to be an essential resource for understanding and protecting critical infrastructure across the U.S. Revised and thoroughly updated throughout, the textbook reflects and addresses the many changes that have occurred in critical infrastructure protection and risk management since the publication of the first edition. This new edition retains the book's focus on understudied topics, while also continuing its unique, policy-based approach to topics, ensuring that material is presented in a neutral and unbiased manner. An accessible and up-to-date text, Critical Infrastructure Protection, Risk Management, and Resilience is a key textbook for upper-level undergraduate or graduate-level courses across Homeland Security, Critical Infrastructure, Cybersecurity, and Public Administration.