Cointelegraph iconCointelegraphSep 23, 2026

EU watchdogs warn quantum computers could pick crypto’s locks

EU supervisors warn quantum computing could weaken blockchain security as Bitcoin developers weigh a draft migration plan and Ethereum targets 2029. European Union financial supervisors warned Wednesday that advances in quantum computing could threaten the cryptography securing blockchains.

EU watchdogs warn quantum computers could pick crypto’s locks

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EU supervisors warn quantum computing could weaken blockchain security as Bitcoin developers weigh a draft migration plan and Ethereum targets 2029.

Authority, European Insurance and Occupational Pensions Authority and European Securities and Markets Authority said in a joint risk update that quantum computing could undermine systems used to secure...

European Union financial supervisors warned Wednesday that advances in quantum computing could threaten the cryptography securing blockchains.

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EU supervisors warn quantum computing could weaken blockchain security as Bitcoin developers weigh a draft migration plan and Ethereum targets 2029. European Union financial supervisors warned Wednesday that advances in quantum computing could threaten the cryptography securing blockchains. In March, its researchers estimated that breaking the cryptography used by many cryptocurrencies could require about 20 times fewer physical qubits than earlier estimates.

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  • Authority, European Insurance and Occupational Pensions Authority and European Securities and Markets Authority said in a joint risk update that quantum computing could undermine systems used to secure...

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A qubit is the basic unit of a quantum computer.

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