Bitcoin Tests Two Quantum-Security Paths in One Day

1 month ago 21

Rommie Analytics

Key Takeaways

  • StarkWare published a mined QSB transaction on Bitcoin mainnet.
  • QSB currently requires GPU work and direct miner submission.
  • The SHRINCS draft has no BIP number and its security proof is incomplete.
  • Bitcoin holders have no action to take today.

One transaction method and one signature proposal

Category StarkWare QSB Blockstream SHRINCS
Purpose Specialized hash-protected Bitcoin output Candidate hash-based signature scheme
Published evidence Mined Bitcoin mainnet transaction Draft specification and earlier Liquid demonstration
Deployment route Current consensus rules and miner-direct submission New verification mechanism through a soft fork
User access Custom research tooling Research stage
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