Back estimated that quantum computers may evolve to that extent in “maybe 20 years.”Related: Bitcoin’s quantum-resistant hard fork is inevitable — It’s the only chance to fix node incentivesWhen the threat becomes real, Back said the Bitcoin community will have to choose between deprecating old, vulnerable addresses or letting those funds be stolen:“If the quantum computers are here, and people at universities and research labs have access, the network has a choice to either let people steal them or to freeze them — to deprecate the signature.“Back expects the community to go with the former option, forcing Bitcoin’s pseudonymous creator to move their funds if they wish to avoid losing them.
Privacy upgrades could complicate proofStill, Back said that whether such a situation will reveal if Satoshi Nakamoto is alive also depends on Bitcoin’s future privacy features.“It depends a bit on the technology, there are some research ideas that could add privacy to Bitcoin,” Back said.“So, possibly there might be a way to fix quantum issues while keeping privacy.“Related: Lawyer sues US Homeland Dept to probe supposed Satoshi Nakamoto meetingStill, not everyone is convinced that — privacy enhancements or not — such a scenario would reveal whether Nakamoto was alive.
Early cypherpunk Adam Back, cited by Satoshi Nakamoto in the Bitcoin white paper, suggested that quantum computing pressure may reveal whether the blockchain’s pseudonymous creator is alive.
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Author / Journalist: Cointelegraph by Adrian Zmudzinski
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