CryptoQuant Urges Freezing Dormant BTC Addresses to Prevent Quantum Theft
CryptoQuant founder Ki Young Ju warned that future quantum computers could derive private keys from exposed public keys, putting an estimated 6.89 million BTC at long-term risk. About 3.4 million BTC have been dormant for more than a decade, including roughly 1 million BTC attributed to Satoshi Nakamoto; roughly 1.91 million BTC have publicly visible keys. Ju proposed an emergency mitigation: freezing old, inactive address types if quantum attacks become feasible. He acknowledged the technical fixes exist but stressed social and governance challenges — broad, contentious protocol changes could split the network as seen in past disputes (block size wars, SegWit2x). Ju warned a lack of unified action may lead to competing forks when quantum-capable machines arrive. Bankless co-founder David Hoffman said Ethereum appears better prepared and could remain functional if Bitcoin were disrupted. Traders should watch on-chain signals (e.g., Inter-Exchange Flow Pulse) and dormant-coin movements as indicators of rising risk and potential market reactions. The proposal raises urgent governance, censorship-resistance, and coordination questions that could force rapid protocol decisions if quantum progress accelerates.
Bearish
The news presents a material long-term security risk specifically for Bitcoin (BTC). If quantum computers become capable of deriving private keys from exposed public keys, large dormant holdings — including about 3.4M BTC inactive over a decade and ~1M BTC linked to Satoshi — could be at risk of theft. The proposal to freeze old address types is technically aimed at loss mitigation but introduces major governance friction and the prospect of contentious forks. Short-term market impact may be limited because quantum-capable attacks remain theoretical and coordination would take time; however, increased uncertainty alone can reduce investor confidence. If the community signals slow or fractured responses, selling pressure could intensify as traders hedge exposure to BTC specifically, making the near- to mid-term price outlook negative. In a worst-case scenario where a credible quantum threat emerges rapidly and protocol action is unclear, panic selling and liquidity stress could amplify losses. Conversely, if the community quickly agrees on non-controversial mitigations, the negative impact could be contained — but given historical governance disputes, that outcome appears uncertain, so the overall effect is bearish for BTC.