Transnational Threats

The threat from regional terrorist groups and domestic extremist individuals is omnipresent. CSIS provides strategic thinking on the range of efforts to counter terrorist groups and their methods across the world.

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Seth G. Jones

Seth G. Jones

President, Defense and Security Department; Harold Brown Chair
Daniel Byman

Daniel Byman

Director, Warfare, Irregular Threats, and Terrorism Program

Nikita Shah

Senior Fellow, Intelligence, National Security, and Technology Program
Alexander Palmer

Alexander Palmer

Deputy Director and Fellow, Warfare, Irregular Threats, and Terrorism Program
Riley McCabe

Riley McCabe

Associate Fellow, Warfare, Irregular Threats, and Terrorism Program

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No Front Lines: A Decision Guide for Companies Caught in Conflict

Companies that never considered themselves defense companies are now on the front lines. This report explores how companies can navigate the fog of conflict and mitigate risks, as well as how the U.S. government can assess and reduce the threats they face.

Report by Emily Harding, Julia Dickson, and Aosheng Pusztaszeri — October 23, 2026

Will AI Concerns Become a New Source of Terrorism?

What is the risk that fears about AI will motivate terrorist attacks? This analysis examines the record of anti-AI violence so far, how and why new terrorist causes emerge, and what that history suggests for AI-related violence.

Brief by Daniel Byman and Riley McCabe — October 22, 2026

The Postwar Threat to Gulf Energy Infrastructure

As Gulf states build new pipelines to reduce Iran’s leverage over the Strait of Hormuz, Tehran is likely to adapt. Pipelines offer greater resilience, but remain vulnerable to Iranian missiles, drones, sabotage, and other attacks on critical energy infrastructure.

Report by Daniel Byman and Alden Ness — October 6, 2026