Post-quantum research for Bitcoin is well underway at Blockstream Research. Get the full picture, and what we’ve been up to:

⚛️ http://blockstream.com/quantum



Three post-quantum efforts from Blockstream Research:

🔶 Simplicity deploys new cryptography via smart contract

🔶 SHRINCS produces 324-byte signatures using only SHA-256

🔶 SHRIMPS brings PQ signatures to hardware wallet recovery

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The first post-quantum transactions were confirmed in March 2026.

https://blog.blockstream.com/blockstream-research-demonstrates-quantum-resistant-transaction-signing-on-liquid-using-simplicity-smart-contracts/



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Understand the threat surface, the migration complexity, and what you can do today as Bitcoin holder:

http://blockstream.com/quantum