Bitcoin Gets First Quantum-Resistant Transaction Via StarkWare’s QSB Method

TLDR: StarkWare’s Avihu Levy completed Bitcoin’s first confirmed quantum-safe transaction on mainnet. QSB adds a hash-based lock to Bitcoin without requiring any soft fork or consensus change. Signature grinding lets QSB work without a private key, costing $75 to $150 per transaction. Starknet already runs post-quantum accounts, ahead of StarkWare’s full three-phase quantum roadmap. StarkWare [...]

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