Preventing Terrorism and Targeted Violence
Protecting the American people from terrorist threats is the reason DHS was created, and remains our highest priority.
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Suspicious Activity Reporting Private Sector Security Training Overview
This overview is an introduction to the NSI, relates how private sector security officers and those charged with protecting the nation’s critical infrastructure may fit into the suspicious activity reporting process, and includes instructions on accessing the training.
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Suspicious Activity Reporting Probation, Parole, and Corrections Training Overview
This overview is an introduction to the NSI, relates how probation, parole, and corrections professionals may fit into the suspicious activity reporting process, and includes instructions on accessing the training.
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Suspicious Activity Reporting Process Implementation Checklist
Provides a simplified checklist for chief executives and senior leadership to implement a SAR process within their agencies.
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Suspicious Activity Reporting Public Health and Health Care Partners Training Overview
This overview is an introduction to the NSI, relates how public health and health care partners may fit into the suspicious activity reporting process, and includes instructions on accessing the training.
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Suspicious Activity Reporting Public Safety Telecommunications Training Overview
This overview is an introduction to the NSI, relates how public safety telecommunications professionals (e.g., 9-1-1 operators) may fit into the suspicious activity reporting process, and includes instructions on accessing the training.
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Unified Message
This Unified Message document was created to help clarify a unified approach to the process of reporting and sharing information related to suspicious activity.
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Updated Privacy Policy Review Process
This document details the new privacy policy review process. It has been recently modified to support fusion centers and expedite the finalization of their privacy policies.
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Validation of the Nationwide Suspicious Activity Reporting (SAR) Initiative
This executive summary details the University of Maryland's National Consortium for the Study of Terrorism and Responses to Terrorism (START) initiative to compare pre-incident activities of terrorists and violent criminal extremists in the United States to the 16 suspicious activity reporting (SAR) behavioral indicators that are outlined in the Information Sharing Environment (ISE) SAR Functional Standard as being observed behaviors reasonably indicative of preoperational planning related to terrorism or other criminal activity. The START Study verifies the utility of the Nationwide SAR Initiative (NSI), which provides law enforcement and homeland security agencies with a uniform method for gathering and reporting raw tips, leads, and reports of suspicious activity.
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National Terrorism Advisory System Bulletin - January 18, 2019 - Translations
On January 18, 2019, Secretary of Homeland Security Kirstjen M. Nielsen issued a National Terrorism Advisory System Bulletin. The following are versions of the Bulletin translated into various languages.
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Protecting and Preparing the Homeland Against Threats of Electromagnetic Pulse and Geomagnetic Disturbances
Extreme electromagnetic incidents caused by an intentional electromagnetic pulse (EMP) attack or a naturally occurring geomagnetic disturbance (GMD, also referred to as "space weather") could damage significant portions of the Nation's critical infrastructure, including the electrical grid, communications equipment, water and wastewater systems, and transportation modes.