Bitcoin’s quantum debate is resurfacing, and markets are starting to notice
The resurfacing debate over quantum computing's long-term threat to Bitcoin's cryptography is causing market unease despite developers claiming immediate risk is low.Summary
The threat of quantum computing to Bitcoin's cryptography is resurfacing in online discussions, creating friction between developers who downplay near-term risks and investors concerned about the lack of a concrete, long-term preparation plan. Developers, like Adam Back, argue that quantum computers capable of breaking Bitcoin's elliptic curve cryptography are decades away. However, critics point out that governments and large enterprises are already preparing for quantum disruption, highlighting Bitcoin's lack of a visible transition strategy. Bitcoin's security relies on cryptography that quantum computers running Shor’s algorithm could potentially break, putting funds in older address formats at risk. While proposals like Bitcoin Improvement Proposal (BIP)-360 exist to migrate users to quantum-resistant addresses gradually, Bitcoin's conservative governance makes achieving consensus on long-horizon threats difficult. Ultimately, as capital becomes more institutional, the absence of a clear path forward on quantum readiness is weighing on market sentiment.
(Source：CoinDesk)