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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 Wednesday, April 30, 2025

Report for Wednesday, April 30, 2025

Rubio says concrete Ukraine proposals needed now, or US will step back

Zelensky warns Russia is 'preparing something' in Belarus under guise of military drills

Spanish authorities order inquiry into possible cyberattack cause of blackout

Rome to host Iran, UK, France, Germany for nuclear talks on Friday

Pakistan cites ‘credible’ intelligence that Indian military action likely soon

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