Bitcoin Optech: Newsletter #315 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Matt Corallo, Greg Sanders, Sivaram Dhakshinamoorthy to discuss ⁠Newsletter #315⁠.

News

• Faster seed exfiltration attack (1:24)
• Block withholding attacks and potential solutions (17:21)
• Statistics on compact block reconstruction (21:47)
• Replacement cycle attack against pay-to-anchor (36:23)
• Proposed BIP for scriptless threshold signatures (42:24)
• Optimistic verification of zero-knowledge proofs using CAT, MATT, and Elftrace (50:40)

Bitcoin Core PR Review Club (33:15)

Releases and release candidates

• Libsecp256k1 0.5.1 (53:11)
• BDK 1.0.0-beta.1 (53:43)

Notable code and documentation changes

• Bitcoin Core #30493 (54:38)
• Bitcoin Core #30285 (57:33)
• Bitcoin Core #30352 (1:02:26)
• Bitcoin Core #29775 (1:02:39)
• Core Lightning #7476 (1:08:21)
• Eclair #2884 (1:08:55)
• LND #8952 (1:12:10)
• LND #8735 (1:13:40)
• BIPs #1601 (1:14:44)