Feb 08, 2026
Quantum Computers Need Millions More Qubits to Break Bitcoin, CoinShares Reports
BitcoinSecuritybitcoinBitcoin EncryptionBlockchain TechnologyCoinSharesCryptocurrency SecurityDigital AssetsQuantum ComputingQuantum Resistance
TLDR: Breaking Bitcoin encryption requires quantum computers 100,000 times more powerful than today’s technology Only 10,200 BTC in legacy addresses could cause market disruption if suddenly compromised by quantum attack Cryptographically relevant quantum computers unlikely to emerge before 2030s, according to CoinShares analysis Bitcoin can adopt post-quantum signatures through soft forks while maintaining defensive adaptability [...]
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