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  1. Home
  2. Topics
  3. Science and Technology
  4. Research & Development
  5. Border Security
  6. Air, Land, and Port of Entry Security

Air, Land, and Port of Entry Security

Container ship pulling into a port of entryThe Science and Technology Directorate’s (S&T’s) Air, Land, and Port of Entry Security program develops and transitions technical capabilities that strengthen the security of our national airspace and land border by detecting and preventing the flow of illicit goods and people through the air, land, and sea domains, while facilitating and safeguarding lawful trade and travel through the ports of entry.

Centers of Excellence 

Learn more about our R&D mission and discover how you can Work with S&T to help strengthen the nation's homeland security!

Last Updated: 08/11/2023
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