Skip to content
Search

Latest Stories

cipherbrief

Welcome! Log in to stay connected and make the most of your experience.

Input clean
The Open Source Report logo: yellow on blue background

The Cipher Brief curates open source information from around the world that impacts national security. Here’s a look at today’s headlines, broken down by region of the world.

Open Source Report for Tuesday, March 4, 2025

Report for Tuesday, March 4, 2025

Trump pauses military aid to Ukraine after clash with Zelensky

Trade wars erupt as steep tariffs hit Canada, Mexico, China

EU defense plans could mobilize 800 billion euros, von der Leyen says

Taiwan asserts it is 'impossible' for U.S. to abandon strategic Indo-Pacific

New appointments to National Security Council indicate shift to offensive cyber action

You've reached subscriber-only content

Unlock expert intelligence: your gateway to exclusive security insights trusted by global leaders

2270273351 2270274922 2270274910