Clock is ticking for bitcoin to prevent quantum threat as it could drain 6.9 million BTC including Satoshi’s
Bitcoin faces an escalating quantum computing threat that could potentially compromise 6.9 million BTC, including coins believed to belong to the cryptocurrency's pseudonymous creator Satoshi Nakamoto, according to a new analysis. The vulnerable holdings represent early Bitcoin addresses that use exposed public keys, making them susceptible to quantum attacks once sufficiently powerful computers become available.
The quantum threat stems from Bitcoin's cryptographic foundation, which relies on the difficulty of solving certain mathematical problems using classical computers. Early Bitcoin transactions, particularly those from 2009-2012, often reused addresses or left public keys exposed, creating potential attack vectors. Satoshi's estimated 1 million BTC holdings are among the most at-risk assets, as they remain in early-generation addresses with known public keys.
The cryptocurrency industry has been aware of quantum computing's theoretical threat for years, but the timeline for practical quantum attacks continues to compress as technology advances. Major tech companies and governments are investing heavily in quantum research, with some experts suggesting that cryptographically relevant quantum computers could emerge within the next decade. This has prompted discussions about implementing quantum-resistant protocols across major blockchain networks.
Developers and researchers are actively working on quantum-resistant cryptographic solutions, including post-quantum signature schemes that could be integrated into Bitcoin's protocol. The timing and implementation of such upgrades will be critical for protecting vulnerable holdings before quantum computers reach sufficient capability.
Source: CoinDesk
