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DHS S&T (@dhsscitech) | Twitter

The latest Tweets from DHS S&T (@dhsscitech). Research and development arm of the Department of Homeland Security. Likes, retweets, etc. ≠ endorsement. Comment Policy: https://t.co/PlX5zrDZIE. USA


Venture Smarter with DHS S&T

The Department of Homeland Security (DHS) Science and Technology Directorate (S&T) monitors those threats and capitalizes on technological advancements at a rapid pace, developing solutions and bridging capability gaps at a pace that mirrors the speed of life. S&T’s mission is to deliver effective and innovative insight, methods and solutions for the critical needs of the Homeland Security Enterprise. Created by Congress in 2003, S&T conducts basic and applied research, development, demonstration, testing and evaluation activities relevant to DHS.

DHS S&T solutions

As the research and development (R&D) arm of the Department of Homeland Security (DHS), the Science and Technology Directorate (S&T) focuses on providing the tools, technologies, and knowledge products the nation’s Homeland Security Enterprise needs today and tomorrow. That means S&T constantly works to bridge industry and end-user communities around the nation. S&T’s R&D focus areas cover DHS’s core mission areas and use our network of industry, national laboratory and other partners seek solutions for capability gaps and define topics for future research. 

S&T's Focus Areas

Borders and Maritime Security and Port of Entry Screening

DHS S&T works closely with border and immigration officials to understand how technology can help support their missions and overcome challenges.

Centers of Excellence and Academia

DHS S&T partners with a host of academic, national laboratory and research organizations across the nation to address specific homeland security topics and threats.

Chemical and Biological Defense

DHS S&T partners with authorities across the nation to address chemical and biological threat prevention needs through technological innovation and future-focused research.


DHS S&T supports the full spectrum of cybersecurity research and development.

The Software Assurance Marketplace (SWAMP) provides a national marketplace of continuous software assurance capabilities for software assurance (SWA) researchers and developers. By providing researchers, tool developers, tool users and educators who train our workforce a suite of secure and dependable analysis services, SWAMP aims to reduce the number of vulnerabilities deployed in new software systems.

Unmanned Aerial Systems

DHS S&T is tackling unmanned aerial systems challenges by researching ways to protect against threats and ways to make them more usable for the Homeland Security Enterprise

Tests, Evaluations, Standards and Systems Engineering

DHS S&T assists operators by helping them define and understand their requirements and the technology's performance capabilities.

video clips featuring DHS S&T experts


DHS S&T in smart cities