Book excerpt: The tactical organization and protection of resources is a vital component for any governmental entity. Effectively managing national security through various networks ensures the highest level of protection and defense for citizens and classified information. National Security: Breakthroughs in Research and Practice is an authoritative resource for the latest research on the multiple dimensions of national security, including the political, physical, economic, ecological, and computational dimensions. Highlighting a range of pertinent topics such as data breaches, surveillance, and threat detection, this publication is an ideal reference source for government officials, law enforcement, professionals, researchers, IT professionals, academicians, and graduate-level students seeking current research on the various aspects of national security.