# Quantum Bitcoin Attacks Could Take Under an Hour

- slug: quantum-bitcoin-attacks-could-take-under-an-hour
- date: 2026-04-02
- category: Quantum Computing

Two new preprints say quantum computers could break encryption with far fewer qubits than thought. But 'could' and 'will' are not the same word — and the runtime estimates tell a different story than the qubit counts.

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