Overview of the Environmental Extremist Threat

U.S. Secret Service Report on Mass Attacks Underscores Importance of Reporting Suspicious Behavior to Prevent Loss of Life

Best Practices for Vehicle Screening against Terrorist Tactics

CTC Sentinel – July 2019: Updated Assessment of the Foreign Fighter Threat

Study of Pre-Attack Behaviors of Active Shooters in the U.S.

Potential Threat Scenarios for al Qa’ida and the Islamic State

Thirty-five Percent of Respondents to WaterISAC Survey Reported Experiencing a Cyber Incident

Osama bin Laden’s Son Hamza Reported Dead

UN Report Warns a Resurged Islamic State May Resume International Attacks by Year’s End

CTC Sentinel – August 2019: One Country’s Experience with Returning Foreign Fighters

The Staying Power of the Islamic State