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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, February 25, 2025

Report for Tuesday, February 25, 2025

U.S. Refuses to Blame Russia for Ukraine War in Extraordinary Break with Allies

European leaders in Kyiv mark three years of war, but top U.S. officials stay away

U.S. officials break with Musk’s directive, says responding to controversial email Is voluntary

U.S. targets Iran's shadow oil fleet with sanctions

Former NSA chief warns adversaries outdistancing U.S. in cyber capabilities

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