Governments and companies have invested hundreds of millions of dollars in the convergence of physical and logical security solutions, but no books on the topic. The book begins with an explanation of the overall information security, physical security, and why the approach these two types of security in one way (called convergence) is very important in changing the security landscape today. * This topic is taking momentum every day with every new computer exploit, the announcement of insider dangerous, or the problems associated with terrorists, organized crime, and the threat of countries * The author has more than a decade of real-world security and management expertise developed in some of the most sensitive environments and mission-critical in the world * Enterprise Security Management (ESM) is placed in the tens of thousands of organizations around the world