Mark “Murch” Erhardt and Mike Schmidt are joined by Matt Morehouse, Johan Halseth, Pieter Wuille, Sergi Delgado, Bastien Teinturier, Oleksandr Kurbatov, Antoine Poinsot and Bob McElrath to discuss Newsletter #340.

News

● Channel force closure vulnerability in LDK (2:14)

● Zero-knowledge gossip for LN channel announcements (16:01)

● Discovery of previous research for finding optimal cluster linearization (26:29)

● Erlay update (46:38)

● Tradeoffs in LN ephemeral anchor scripts (1:09:50)

● Emulating OP_RAND (1:30:30)

● Discussion about lowering the minimum transaction relay feerate (1:36:33)

Changing consensus

● Updates to cleanup soft fork proposal (1:43:46)

● Request for a covenant design supporting Braidpool (2:28:59)

● Deterministic transaction selection from a committed mempool (2:04:52)

● Fast difficulty adjustment algorithm for a DAG blockchain (2:19:24)

Releases and release candidates

● BDK Wallet 1.1.0 (2:39:15)

● LND v0.18.5-beta.rc1 (2:39:43)

Notable code and documentation changes

● Bitcoin Core #21590 (38:58)

● Eclair #2983 (1:23:30)

● Eclair #2968 (1:27:53)

● LDK #3556 (2:40:31)

● LND #9456 (2:41:10)