Science and Technology Directorate | Homeland Security
U.S. flag

An official website of the United States government

What We Both Gain from a Closer Relationship

S&T’s John Han discusses his role as attaché to Singapore and the Directorate’s research and development priorities in the Indo-Pacific region. 

Ensuring Clear Communications for Mission Success

S&T’s Response and Defeat Operations Support program brought together bomb squads and SWAT teams to evaluate tactical communication systems. 

Homeland Security Startup Studio Converge 2025

Hybrid Event | Tuesday, June 17 
1:00 -5:00 p.m. ET.

New Platform to Modernize National Fire Data and Intelligence

S&T, in partnership with the U.S. fire service community, developed and piloted a new data platform now being adopted nationwide by fire departments.

Strengthening Our Borders

S&T is advancing detection and screening technologies to secure our nation's borders and safeguard lawful trade and travel.

 

Our programs support the advancement and implementation of technologies used by first responders to save lives: