👉 Bitcoin Optech #315

  • announces the Dark Skippy fast seed exfiltration attack
  • summarizes discussion about block withholding attacks and proposed solutions
    • SPV-visible hard fork
    • Requires pool miners to use a private template from the pool:
    • Requires share submission
  • shares statistics about compact block reconstruction
  • describes a replacement cycling attack against transactions with pay-to-anchor outputs
  • mentions a new BIP specifying threshold signing with FROST
  • relays an announcement of an improvement to Eftrace that allows it to opportunistically verify zero-knowledge proofs using two proposed soft forks
  • Libsecp256k1 0.5.1
  • BDK 1.0.0-beta.1
  • Notable code and documentation changes
  • Bitcoin Optech Newsletter #315 Recap Podcast