Security and Loss Prevention: An Introduction, Seventh Edition, provides introductory and advanced information on the security profession. Security expert, Phil Purpura, CPP, includes updates on security research, methods, strategies, technologies, laws, issues, statistics and career options, providing a comprehensive and interdisciplinary book that draws on many fields of study for concepts, strategies of protection and research. The book explains the real-world challenges facing security professionals and offers options for planning solutions. Linking physical security with IT security, the book covers internal and external threats to people and assets and private and public sector responses and issues.