This volume aims to illustrate the state-of-the-art as well as the newest and latest applications of photonics in safety and security. The contributions from renowned and experienced Italian and international scientists, both from the academic and industrial community, present a multidisciplinary and comprehensive overview of this popular topic. The volume is self-contained and offers a broad survey of the various emerging technologies, as well as their applications in the real world. It spans from applications in cultural heritage, to environment, space, monitoring of coasts, quantum cryptography, food industry, medicine and forensic investigations. "Photonics for Safety and Security" provides an essential source of reference for a very wide readership, including physicists, chemists, engineers, academics and students who wish to have a complete review of the subject. The topics are carefully defined and widely illustrated so as to capture the attention of neophytes who need to go further into the topic and explore the research literature.