Counterterrorism and Homeland Security

Led by the Transnational Threats Project, the International Security Program, Defending Democratic Institutions, and the Arleigh A. Burke Chair in Strategy, CSIS provides strategic thinking on the range of efforts to counter terrorist groups and their methods across the world.

Hamas’ October 7 Attack: The Tactics, Targets, and Strategy of Terrorists

Former director of the United States National Counterterrorism Center, Michael Leiter, joined CSIS experts Dan Byman and Emily Harding as they discuss the tactics, scale, and global ramifications of the Hamas October 7 attack.

Transcript — November 7, 2023

The Jacksonville Shooting

Critical Questions by Daniel Byman — August 29, 2023

The Army Plans Its Warfighting Future

Commentary by Jaron S. Wharton — October 7, 2022

Zawahiri’s Death and What’s Next for al Qaeda

Critical Questions by Jake Harrington and Jared Thompson — August 4, 2022

See all analysis on Counterterrorism and Homeland Security

Past Events

Video On Demand

Hamas’ October 7 Attack: The Tactics, Targets, and Strategy of Terrorists

Hosted by Transnational Threats Project

November 7, 2023 • 1:30 – 2:30 pm EST

Video On Demand

CISA's Evolving .gov Mission: Report Rollout Event

Hosted by International Security Program

October 23, 2023 • 10:00 am – 12:00 pm EDT

Conference

Innovation for Resilience

Hosted by International Security Program

March 23, 2023 • 9:00 am – 12:05 pm EDT

Video On Demand

'Never Trust, Always Verify': Federal Migration to ZTA and Endpoint Security

June 16, 2022 • 2:30 – 3:45 pm EDT

Video On Demand

A Conversation with Dr. Stacey Dixon, Principal Deputy Director of National Intelligence

April 13, 2022 • 12:00 – 1:00 pm EDT

Video On Demand

Launch of the Feb. 2022 Issue of the International Review of the Red Cross: “Counterterrorism, Sanctions and War”

March 3, 2022 • 9:00 – 10:00 am EST

Photo: PEDRO RANCES MATTEY/AFP/Getty Images

Video On Demand

The Future of Security in Venezuela

December 20, 2021 • 10:00 – 11:00 am EST

Video On Demand

Book Event: Global Jihad: A Brief History

December 1, 2021 • 3:00 – 4:00 pm EST

See all events on Counterterrorism and Homeland Security

Related Programs

Transnational Threats Project

International Security Program

Defending Democratic Institutions

Photo: Petty Officer 1st Class Steven Smith/DVIDS

Arleigh A. Burke Chair in Strategy

Experts

Seth G. Jones

Senior Vice President; Harold Brown Chair; and Director, International Security Program

Suzanne Spaulding

Senior Adviser, Homeland Security, International Security Program

Anthony H. Cordesman

Emeritus Chair in Strategy

James Andrew Lewis

Senior Vice President; Pritzker Chair; and Director, Strategic Technologies Program

Catrina Doxsee

Fellow, Transnational Threats Project

All Counterterrorism and Homeland Security Content

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Hamas’ October 7 Attack: The Tactics, Targets, and Strategy of Terrorists

Former director of the United States National Counterterrorism Center, Michael Leiter, joins CSIS experts Dan Byman and Emily Harding as they discuss the tactics, scale, and global ramifications of the Hamas October 7 attack.

Event — November 7, 2023

Hamas’ October 7 Attack: The Tactics, Targets, and Strategy of Terrorists

Transcript — November 7, 2023

CISA's Evolving .gov Mission: Report Rollout Event

Join CSIS on Monday, October 23rd, for the launch of its new report, CISA's Evolving .gov Mission.

Event — October 23, 2023

Audio Briefs

“The Jacksonville Shooting”: Audio Brief with Daniel Byman

A short, spoken-word summary from CSIS’s Daniel Byman on his Critical Questions publication, The Jacksonville Shooting.

Podcast Episode by Daniel Byman — August 31, 2023

The Jacksonville Shooting

The recent shooting in Jacksonville shows how deadly white supremacist violence remains and why both resourcing and politics must change, writes CSIS's Daniel Byman.

Critical Questions by Daniel Byman — August 29, 2023

Examining Extremism: Hayat Tahrir Al-Sham (HTS)

The Transnational Threats Project's Examining Extremism series provides an overview and assessment of Hayat Tahrir Al-Sham, a former Al Qaeda affiliate now seeking international legitimacy in Syria.

Blog Post by Mackenzie Holtz — August 3, 2023

The Truth of the Matter

Former National Security Adviser Steve Hadley’s “Hand Off”

Former United States National Security Adviser Stephen Hadley joins the podcast to discuss his new book, “Hand-Off: The Foreign Policy George W. Bush Passed to Barack Obama.”

Podcast Episode by H. Andrew Schwartz — May 1, 2023