DECRYPT · 2026-11-08 14:01 UTC

This Bitcoin Developer’s Idea Would Make Quantum Attacks a Losing Bet

Bitcoin developer Cory Fields outlined "quantum landmines" and two auction designs in a November 4 post to the Bitcoin development mailing list, describing them as thought experiments rather than a completed upgrade. A landmine lets an owner pre-commit a hidden quantum-safe proof; a thief who recovers a private key must post matching collateral, and the coins sit under a 30-day challenge period before the owner can reveal the proof and take both amounts. Landmines only help owners who prepare before Q-Day, so Fields also proposed a staked auction, where bidders lock quantum-safe BTC in…

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