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Critical Infrastructure Security

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Critical Infrastructure and Resilience

The Department of Homeland Security (DHS) Science and Technology Directorate (S&T) coordinates with public and private sector partners to help strengthen the security and resilience of the nation’s critical infrastructure through technical innovation.

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Explosives Detection and Aviation Screening

The Department of Homeland Security Science and Technology Directorate (S&T) is at the forefront of explosive detection and mitigation research and development, creating new approaches to help protect American citizens and infrastructure.

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The DHS Science and Technology Directorate (S&T) supports the full spectrum of cybersecurity research and development (R&D)

Snapshot: Security at the Speed of Life

DHS S&T is developing a millimeter wave imager that will screen for potential threat items unobtrusively as people pass by, without slowing them down.  


The Cybersecurity for the Oil and Gas Sector project undertakes collaborative research and development (R&D) efforts to improve the level of cybersecurity in critical systems of interest to the oil and natural gas sector.


DHS S&T and the National Institute of Standards and Technology jointly sponsor the 2018 Global City Teams Challenge, which will focus on designing- cybersecurity into smart-city systems, making them more secure, reliable, resilient and protective of privacy.

DHS and EAC Meet with Election Industry Members to Launch Sector Coordinating Council

Election industry representatives from across the country met yesterday with the Department of Homeland Security (DHS) and representatives from the Election Assistance Commission (EAC) to launch the formation of an industry-led Sector Coordinating Council. Sector Coordinating Councils are bodies that enable critical infrastructure owners and operators to share information and work together with DHS on sector-specific strategies, policies, and activities.


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