Coinbase urged the community to separate the debate over abandoned or inaccessible coins from the technical work of upgrading the network to avoid delays. The exchange believes Bitcoin will remain the most trusted digital asset if the industry transitions to a post-quantum security model. Discussions regarding lost private keys and wallets that fail to migrate will be handled independently of the security upgrades.
Tuesday, October 20, 2026
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Coinbase Proposes Plan to Secure 7 Million BTC From Quantum Computing
Crypto7 days ago
The cryptocurrency exchange's new technical roadmap advocates for the adoption of quantum-resistant signatures and hybrid spending paths to prevent future funds compromise. Coinbase, which holds about 5% of all BTC in custody, identifies an estimated 6.7 to 7 million BTC held behind keys already exposed onchain as a priority for migration. The firm suggested utilizing flexible output designs such as BIP-360 (P2MR) and P2TRv2, though it warned the full transition could take years and requires early preparations.
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