Transport Security, Inc. - ENFORCER® is a leading cargo security company that has been providing high security solutions for the trucking, supply chain, portable storage and retail sectors for over 35 years. The ENFORCER line of high security trailer and container locks, truck locks, C-TPAT security seals, and covert GPS tracking technologies set the standard for the industry. Security within the transportation and shipping industry has evolved substantially in recent years due to the increased risks in theft. In the United States, alone cargo theft accumulates for approximately $15 billion in annual losses.