US flag signifying that this is a United States Federal Government website   Official website of the Department of Homeland Security

Homeland Security


Global Nuclear Detection Architecture

The Global Nuclear Detection Architecture is a framework for detecting (through technical and non-technical means), analyzing, and reporting on nuclear and other radioactive materials that are out of regulatory control. 

The building after the Oklahoma City bombing

Counter-IED Training & Awareness

The Department offers training to state, local, and private sector partners to enhance awareness of terrorist threats to the nation’s critical infrastructure and key resources. Workshops and courses educate participants on strategies for detecting and mitigating these threats.

Subscribe to terrorism
Back to Top