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.

The Bitcoin Optech Podcast and transcription content is licensed Creative Commons CC BY-SA 2.0

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)

Transcription

transcription coming soon