Bitcoin encryption isn’t at risk from quantum computers for one simple reason: it doesn’t actually exist

Dec 19, 2025 - 12:30
Bitcoin encryption isn’t at risk from quantum computers for one simple reason: it doesn’t actually exist
Contrary to popular belief, quantum computers will not “crack” Bitcoin encryption; instead, any realistic threat would focus on exploiting digital signatures tied to exposed public keys. Quantum computers cannot decrypt Bitcoin because it stores no encrypted secrets on-chain. Ownership is enforced by digital signatures and hash-based commitments, not ciphertext. The quantum risk that matters is...

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