How Much Bitcoin Is Quantum-Vulnerable? Researcher Says 6.9 Million BTC

Project 11 CEO Alex Pruden is challenging a CoinShares estimate that only 10,200 bitcoin sit in “genuinely” quantum-vulnerable legacy addresses, arguing instead that roughly 6.9 million BTC could be exposed if cryptographically relevant quantum computers arrive sooner than the market expects. The dispute, amplified by Castle Island partner Nic Carter, goes to the heart of […]