Bitcoin’s Quantum-Exposed Supply: 6.04 Million BTC Already at Risk, Glassnode Data Reveals

TLDR: 6.04 million BTC, or 30.2% of the issued Bitcoin supply, already has its public key visible on-chain. Operational exposure at 4.12M BTC exceeds structural exposure, driven largely by address reuse behavior. Exchange-related balances account for 1.66M BTC, nearly 40% of all operationally unsafe Bitcoin supply. Coinbase shows only a 5% of the balance is [...]

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