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)