Introduction to Security, 3e addresses public and private security operations and management all in a single text. The history, threats to, and legal aspects of security are included, as well as global considerations. This edition features unprecedented coverage of budgeting; planning; homeland security; career opportunities and future trends. New case studies have been added to each chapter and numerous examples tackle issues encountered in the field. With a focus on career preparation, this edition can be used as a prep tool for the ASIS International Certified Protection Professional (CPP) exam and introduces readers to 18 of the most popular security sectors.