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Bitcoin’s Quantum Threat: How BIP-361 Plans to Protect Vulnerable Wallets

CoinCentral·July 20, 2026·1 min read

BIP-361 is a draft Bitcoin proposal to freeze and migrate wallets with exposed public keys vulnerable to quantum computers. Over 34% of all Bitcoin had exposed public keys on-chain as of March 1, 2026. The plan is phased with a roughly three-year delay before restrictions kick in. Project Eleven built a zero-knowledge proof.

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