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

Resource Directory

| Site Page
The field of nuclear forensics involves examining materials recovered from radiological or nuclear events of an illicit or hostile nature. Nuclear forensics collects, analyzes, and evaluates intact and exploded radiological or nuclear materials, devices and debris, as well as the immediate effects created by a nuclear detonation.
| Site Page

The Domestic Nuclear Detection Office (DNDO) supports the development, maintenance, and revision of national and international consensus standards for radiological and nuclear detection systems.  DNDO also develops and maintains technical capability standards for ra

| Site Page

Technology alone will not prevent an act of nuclear terrorism, and success in the nuclear security mission requires more than the deployment of new technologies and equipment. It also requires the integration of programs, organizations, training, exercises and operational support across many layers of jurisdiction, including international, federal, state, local, tribal and territorial.

| Site Page
Research and development is critical to enabling the success of the Department of Homeland Security (DHS) and its nuclear security mission partners. The Domestic Nuclear Detection Office (DNDO) leads the Department's efforts in the development of near- and long-term radiological and nuclear detection capabilities.
| Program
| Site Page

The transit and border layer (Trans-Border) is composed of transit to the U.S. from a foreign port of departure or non-port of departure, as well as passing through the U.S. border prior to entering the U.S. interior. This represents the last opportunity to detect radiological or nuclear materials prior to their arrival onto U.S. territory, and initiatives in this layer emphasize maritime domain awareness related to preventive radiological/nuclear detection.

| Site Page
Working in close cooperation with its nuclear security stakeholders, the Department of Homeland Security has developed the Global Nuclear Detection Architecture (GNDA).
| Site Page
The nation’s success in preventing nuclear terrorism is a result of the close collaboration between the Department and its international, federal, state, local, tribal, and territorial partners.
| Site Page
The Department of Homeland Security (DHS) conducts tests to evaluate the performance of radiological and nuclear detection systems (to include technology components, algorithms and materials), at specialized facilities, laboratories, or operational venues. The Domestic Nuclear Detection Office leads the Department’s efforts to test and evaluate these technologies.
| Program
| Site Page

The National Strategy for Chemical, Biological, Radiological, Nuclear, and Explosives (CBRNE) Standards lays out the federal vision and goals to achieve a comprehensive structure for coordination, establishment, and implementation of CBRNE equipment standards by 2020.

| Event
| Site Page

The Ombudsman's Office hosts public stakeholder events to share information, receive feedback on specific topics, and to hear your comments and suggestions regarding your interactions with the U.S. Citizenship and Immigration Services (USCIS).

Pages

Back to Top