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The Cipher Brief: National Security news, analysis and expert commentary.
From Chernobyl to Ukraine: The Enduring Cost of Kremlin Lies
Forty years after Chernobyl, the same culture of concealment and distortion continues to shape Russia’s decisions - with global consequences.
In April 1986, a reactor exploded at Chernobyl and the Soviet Union lied about it. That instinct to conceal, distort, and deny did not just worsen [...] More
Global Intelligence Report for Tuesday, April 28, 2026
Trump unlikely to accept Iran’s proposal to end war, lift Hormuz blockade, source says
U.S. being ‘humiliated’ by Iran, says Germany’s Merz
U.S. military strikes another boat in eastern Pacific, killing 3
Afghanistan accuses Pakistan of ‘war crimes’ after seven killed, 85 wounded in attacks
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America Is Fighting the Wrong Drone War
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State Secrets
What does “success” look like in a conflict with Iran - and what comes next? In this in-depth conversation, General David Petraeus joins The Cipher Brief’s Suzanne Kelly to unpack the military and strategic realities shaping today’s most consequential conflicts. From the importance of reopening the Strait of Hormuz to the unresolved risks around Iran’s nuclear program, Petraeus explains what’s at stake not just for the U.S., but for the global economy. But the real story? Ukraine. Petraeus calls it the true test case for the future of war - where drones, autonomy, and rapid innovation are redefining the battlefield in real time.
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