Each day, thousands of containers travel the globe. Security agencies need to ensure the cargo that originally was shipped in them is what is in them when they reach their destination. Harmful or illegal content, added after the cargo was cleared for transport, must be detected and intercepted. Securing the global supply chain, while ensuring its smooth functioning, is essential to U.S. national security. The Department of Homeland Security Science and Technology Directorate (S&T) and Israel’s Ministry of Public Security (MOPS) teamed up to tackle that issue through the Low Cost Disposable Electronic Seals Pilot.