This book specifically addresses the maritime security environment with proposals to make international trade and maritime transportation more secure and cost effective. It provides a comprehensive approach to implementing security measures that promote efficiency and effectiveness. Finally it makes an economic case for how "smart" security reduces costs. Topics covered include: international maritime operating environment; unique characteristics of ports and international shipping; threats to ports and the maritime environment; current approaches; and principles for effective maritime and port security. Real-world case studies round out this practical resource for security professionals and policymakers.