CSI: Container Security Initiative CSI is a program intended to help increase security for maritime containerized cargo shipped to the United States from around the world. CSI addresses the threat to border security and global trade posed by the potential for terrorist use of a maritime container to deliver a weapon.If you have information concerning possible terrorist use of shipping containers to smuggle weapons or other items, you may be entitled to a reward for the information provided. Please email us with your information at containersecurity@dhs.gov.