A Researcher Just Broke a 15-Bit Elliptic Curve Key on a Quantum Computer. Here's Why That Should Concern You.
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- 4 May 2026
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Discussion of the blog article A Researcher Just Broke a 15-Bit Elliptic Curve Key on a Quantum Computer. Here's Why That Should Concern You..
On April 24, 2026, Project Eleven awarded 1 BTC to researcher Giancarlo Lelli for breaking a 15-bit elliptic curve key on publicly accessible quantum hardware. Here's what that means, why the trajectory matters more than today's number.
Discussion thread — share findings, corrections and follow-ups below.