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The Cipher Brief: National Security news, analysis and expert commentary.

2025: 10 Events That Changed the World

The decisions, conflicts, and power shifts that redefined global security - and what they mean heading into 2026.

2025: 10 Events That Changed the World

SPECIAL REPORT — In a turbulent year, one of the biggest national security stories came in the form of a document.The administration’s National [...] More

Open Source Report logo

The Open Source Report

<span>Global Intelligence Report for Wednesday, December 31, 2025</span>

Global Intelligence Report for Wednesday, December 31, 2025

Zelensky says discussing possibility of U.S. troop presence in Ukraine with Trump

New German military plan views foreign sabotage as preparation for war

Quad Envoys Meet in Beijing as China Conducts Taiwan Drills

U.S. Says Nearly 25 Islamic State Fighters Killed or Captured in Syria

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Expert Insights

Cipher Brief Experts bring context to today’s global events

Pope Leo XIV Has an Opportunity with the 2026 World Day of Peace

Ambassador Joseph DeTrani

OPINION — On January 1, 2026, in his planned first message for the 59th World Day of Peace, Pope Leo XIV will reflect on peace, justice, and global harmony.On December 18, 2025, Pope Leo published his first major peace [...] More

Modeling the Earth with AI is Now a Strategic Intelligence Imperative

Mark Munsell

EXPERT OPINION / PERSPECTIVE — We are currently witnessing a mobilization of technical ambition reminiscent of the Manhattan Project, a realization that data and compute are the new defining elements of national power. I [...] More

News & Analysis

What Would Follow a Muslim Brotherhood Terrorist Designation?

What Would Follow a Muslim Brotherhood Terrorist Designation?

DEEP DIVE — On November 24, 2025, President Trump launched a process to designate Muslim Brotherhood chapters in Lebanon, Egypt, and Jordan as [...] More

Opinion

The World Leaders to Watch in 2026

OPINION — The recent release of President Trump’s new National Security Strategy (NSS), with its emphasis on “the Trump corollary to the Monroe [...] More

What’s on The Cipher Brief’s Digital Channel

Book Reviews

WAR MACHINES OF THE FUTURE: Forbes recently reported that a Silicon Valley startup called Foundation Futures Industries plans to build as many as 50,000 humanoid robots by the end of 2027. The company is aiming to enlist the U.S. military as a big customer. At 5’9”, 180 pounds, the devices dubbed “Phantom,” could be called on to undertake missions too hard or too dangerous for flesh and blood soldiers. CEO Sankaet Pathak wants to lease the devices to the military (at about $100,000 a year each) and he says that if the military had 100,000 in service “it would by and large end a lot of wars before they start” – which is a [...] More

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Events

Live Events

The Cipher Brief 2026 HONORS Awards

The Cipher Brief 2026 HONORS Awards

Join us for the third annual Cipher Brief Honors Dinner, the evening of March 13, 2026. This Black-Tie event is invite only, please apply here for a [...] More

Upcoming: 13 March, 2026

Podcasts

State Secrets


In this edition of the State Secrets podcast, we’re talking with two men who are carrying one of the most legendary torches in modern thriller history. Brian Andrews and Jeffrey Wilson are the powerhouse duo behind the tier one series and are the authors of the latest novel in the Tom Clancy, Jack Ryan universe - Executive Power. Host Suzanne Kelly talks with them about a covert team wiped out in Angola and a high-stakes hostage with action playing out on a global scale, of course. In other words, all the good stuff.

Cover Stories: Spies, Books & Entertainment


David McCloskey, former CIA Analyst turned novelist is out with his fourth book, The Persian, about an Iranian dentist who is recruited by Mossad to take on a dangerous mission inside Iran. Cover Stories Host Suzanne Kelly digs in on how McCloskey’s real-life Intelligence background fueled his latest novel, and discovers a few of McCloskey’s own secrets along the way.