- National Counterterrorism Center: 2021 U.S. Violent Extremist Mobilization Indicators Booklet
- National Counterterrorism Center: Domestic Violent Extremism Poses Heightened Threat in 2021
- DHS: National Threat Evaluation and Reporting Office
- DHS: Countering Violent Extremism and Active Shooter Web Portal
- DNI: Terrorism Prevention
- National Counterterrorism Center: Domestic Violent Extremism Poses Heightened Threat in 2021
- Profiles of Individual Radicalization in the United States
- Handbook of Terrorism Prevention and Preparedness
- Personal Security of First Responders in the Digital Age
- Natural Gas and Propane Terrorist Tactics
- Programmable Microcontrollers: Potential for Illicit Use
- Hexamethylene Triperoxide Diamine: Indicators of Acquisition, Manufacture, and Considerations for Response
- Plant-Derived Toxins: Identification, Indicators of Acquisition and Manufacture, and Considerations for Response
- Overview of Community Engagement in Targeted Violence and Terrorism Prevention
- Impact of COVID-19 on Violent Extremism and Terrorism
- Monitoring Social Media: Lessons for Future Department of Defense Social Media Analysis in Support of Information Operations
- Researching Extremist Content on Social Media Platforms: Data Protection and Research Ethics Challenges and Opportunities
- DNI: Homegrown Violent Extremist Mobilization Indicators 2019
- Anti-Defamation League: Hate Symbols Database
- DNI: First Responder Toolbox
- START: New Approaches to Countering Terror / Countering Violent Extremism
- New Zealand: Know the Signs – A Guide to Identifying the Signs of Violent Extremism
