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Homegrown Terrorism

<p>Manhattan, October 31</p>

Best Of: The Devil’s Puzzle: Defining International and Domestic Terrorism

The car ramming attack that occurred in New York City on Oct. 31 killed eight people and reignited debate over what constitutes domestic and [...] More

North AmericaTerrorismAmericasReporting

The Latest

<p>Police in Manhattan</p>

Network Take: NYC Attacker Likely Inspired by ISIS

The Cipher Brief asked network expert Charlie Allen, former Under Secretary for Intelligence and Analysis at the Department of Homeland Security, to [...] More

North AmericaTerrorismAmericasReporting
Barcelona Attack: ISIS Plot or Copycat Contagion?

Barcelona Attack: ISIS Plot or Copycat Contagion?

Terrorists used a car to mow down pedestrians on Thursday in Barcelona’s Las Ramblas district, killing over a dozen people and leaving many more [...] More

EuropeTerrorismReporting

‘Lone Wolves’ Never Really Act Alone

Attacks like Saturday’s one in London trigger information-sharing between allies, as well as domestic procedures to secure the homeland. Is there a [...] More

EuropeTerrorismReporting
The Call to Radicalism, Both at Home and Abroad

The Call to Radicalism, Both at Home and Abroad

After violence broke out between white nationalist protestors and counter-protestors in Charlottesville, Virginia over the planned removal of a [...] More

North AmericaTerrorismAmericasReporting

The Link Between White Supremacists and Islamic Terrorism

The process of radicalization, by which disaffected members of society are convinced to embrace violent means to pursue the goals of a terrorist [...] More

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No Single Path Towards Radicalization

The Cipher Brief’s Bennett Seftel sat down with Charlie Allen, former Under Secretary for Security and Analysis at the U.S. Department of Homeland [...] More

ReportingAmericasNorth AmericaTerrorism
Network Take: A Lone Lunatic Attack or a Broader Conspiracy?

Network Take: A Lone Lunatic Attack or a Broader Conspiracy?

The man who carried out a deadly terrorist attack in London was British-born and had been previously known to authorities, UK Prime Minister Theresa [...] More

EuropeTerrorismReporting
How the Terrorist Watchlist Works

How the Terrorist Watchlist Works

How the Terrorist Watchlist WorksIn the wake of recent domestic terrorist incidents, the spotlight has once again fallen on the terrorist watchlist. [...] More

North AmericaTerrorismAmericasReporting
Homeland Security Committee Chair Unveils New CT Strategy

Homeland Security Committee Chair Unveils New CT Strategy

House Homeland Security Committee chair Michael McCaul (R-TX) on Tuesday will unveil his new counterterrorism strategy, a proposal meant to suggest [...] More

North AmericaTerrorismAmericasReporting
What Matters in ISIS Claims of Responsibility

What Matters in ISIS Claims of Responsibility

The attack in Nice, France that killed at least 84 people poses new questions regarding ISIS claims of responsibility: Does the automatic assumption [...] More

EuropeTerrorismReporting

Attack in Orlando: The View from the UK

The first thing to state is that we are still not clear about Omar Mateen’s background. The FBI are still investigating possible motives – and it is [...] More

EuropeAmericasNorth AmericaTerrorismNick FishwickReporting

Orlando Attack Shows ISIS is Still Potent

Mitch Silber

Orlando Attack Shows ISIS is Still Potent

The Cipher Brief sat down with former Director of Analysis at the NYPD, Mitch Silber, to discuss the fallout from the Orlando attack this past week. [...] More

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