The Border and Maritime Security Division (BMD) is a division of the Science and Technology Directorate of the United States Department of Homeland Security.

Within the Homeland Security Advanced Research Projects Agency, BMD develops tools and technologies that improve the security of the United States's land borders and waterways.

[1] The 2007 High Priority Technical Needs Brochure published by Homeland Security defines critical focus areas for Border and Maritime research, falling primarily under the categories of border security, cargo security and maritime security.

[2] This article incorporates public domain material from websites or documents of the United States Department of Homeland Security.

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