News · Tech & Protocols
The custodian holding roughly 5% of circulating BTC urges early preparation, proposed script upgrades, and multiparty computation compatibility.
Key point 1 of 3
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Coinbase published technical considerations on Oct. 14 for transitioning Bitcoin to quantum-resistant cryptography.
Key point 2 of 3
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The custodian urged adopting flexible container formats like BIP-360 (P2MR) alongside MPC-compatible signature schemes.
Key point 3 of 3
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Coinbase recommended evaluating candidate algorithms such as ML-DSA, SLH-DSA, FN-DSA, and SHRINCS while retaining stateless fallbacks.
Context
Cryptographers have long debated the threat posed by future quantum systems capable of breaking discrete-log and elliptic-curve cryptography, which underpin Bitcoin's classical…
Why it matters
Institutions, core developers, and node operators face a lengthy migration runway that must balance signature sizes with block space constraints and custodian signing security.
What to watch
Community feedback on BIP-360 discussions and formal benchmarks from the Bitcoin Security Consortium evaluating candidate post-quantum signature schemes.
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