Dave Harding and Mike Schmidt discuss Newsletter #343.

Dave Harding and Mike Schmidt are joined by Bastien Teinturier and Joost Jager discuss ⁠Newsletter #342⁠.

News

● Allowing mobile wallets to settle channels without extra UTXOs (0:59)

● Continued discussion about an LN quality of service flag (13:14)

Changes to services and client software

● Ark Wallet SDK released (40:28)

● Zaprite adds BTCPay Server support (40:57)

● Iris Wallet desktop released (41:21)

● Sparrow 2.1.0 released (41:41)

● Scure-btc-signer 1.6.0 released (42:38)

● Py-bitcoinkernel alpha (43:48)

● Rust-bitcoinkernel library (44:30)

● BIP32 cbip32 library (45:56)

● Lightning Loop moves to MuSig2 (46:22)

Notable code and documentation changes

● Bitcoin Core #27432 (47:01)

● Bitcoin Core #30529 (48:29)

● Bitcoin Core #31384 (49:42)

● Core Lightning #8059 (50:52)

● Core Lightning #7985 (53:41)

● Core Lightning #7887 (54:32)

● Eclair #2967 (26:06)

● Eclair #2979 (32:24)

● Eclair #3002 (34:32)

● LDK #3575 (57:35)

● LDK #3562 (23:51)

● BOLTs #1205 (26:13)

Mark “Murch” Erhardt and Mike Schmidt discuss Newsletter #341.

News

● Continued discussion about probabilistic payments (0:34)

● Continued discussion about ephemeral anchor scripts for LN (7:26)

● Stats on orphan evictions (14:31)

● Updated proposal for updated BIP process (27:08)

Bitcoin Core PR Review Club

● Cluster mempool: introduce TxGraph (35:43)

Releases and release candidates

● LND v0.18.5-beta (43:48)

● Bitcoin Inquisition 28.1 (44:10)

Notable code and documentation changes

● Bitcoin Core #25832 (51:43)

● Eclair #2989 (55:49)

● LDK #3440 (56:36)

● LND #9470 (57:14)

● BTCPay Server #6580 (58:15)

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)

Mark “Murch” Erhardt and Dave Harding are joined by Matt Morehouse and 0xB10C to discuss Newsletter #339.

News

● Vulnerability in LDK claim processing (0:47)

● Replacement cycling attacks with miner exploitation (17:28)

● Updated stats on compact block reconstruction (23:56)

Selected Q&A from Bitcoin Stack Exchange

● Who uses or wants to use PSBTv2 (BIP370)? (32:38)

● In the bitcoin's block genesis, which parts can be filled arbitrarily? (34:41)

● Lightning force close detection (36:47)

● Is a segwit-formatted transaction with all inputs of non-witness program type valid? (40:01)

● P2TR Security Question (41:41)

● What exactly is being done today to make Bitcoin quantum-safe? (44:27)

● What are the harmful effects of a shorter inter-block time? (47:57)

● Could proof-of-work be used to replace policy rules? (51:19)

● How does MuSig work in real Bitcoin scenarios? (54:54)

● How does the -blocksxor switch that obfuscates the blocks.dat files work? (57:18)

● How does the related key attack on Schnorr signatures work? (59:42)

Releases and release candidates

● LDK v0.1.1 (1:01:19)

Notable code and documentation changes

● Bitcoin Core #31376 (1:03:24)

● Bitcoin Core #31583 (1:04:48)

● Bitcoin Core #31590 (1:05:40)

● Eclair #2982 (1:07:17)

● BDK #1614 (1:11:39)

● BOLTs #1110 (1:12:08)

Mark “Murch” Erhardt and Mike Schmidt are joined by Andrew Toth and Dave Harding to discuss ⁠Newsletter #338⁠.

News

Changes to services and client software

- Bull Bitcoin Mobile Wallet adds payjoin (28:10)

Releases and release candidates

- BTCPay Server 2.0.6 (41:41)

Notable code and documentation changes

- Bitcoin Core #31397 (42:19)

Mark “Murch” Erhardt and Mike Schmidt are joined by vnprc to discuss ⁠⁠Newsletter #337⁠⁠.

News

- Continued discussion about rewarding pool miners with tradeable ecash shares (0:35)

- Offchain DLCs (38:32)

Releases and release candidates

- LDK v0.1 (39:34)

Notable code and documentation changes

- Eclair #2936 (41:32)

Mark “Murch” Erhardt and Mike Schmidt are joined by Abubakar Sadiq Ismail, Gregory Sanders, and Daniel Roberts to discuss ⁠Newsletter #336⁠.

News

Releases and release candidates

Notable code and documentation changes

Dave Harding and Mike Schmidt are joined by Yuval Kogman, Jeremy Rubin, and Steve Myers to discuss ⁠Newsletter #335⁠.

News

Changing consensus

Releases and release candidates

Notable code and documentation changes

Mark “Murch” Erhardt and Mike Schmidt are joined by Dave Harding, Niklas Gögge, Gloria Zhao, and Rearden to discuss ⁠Newsletter #334: 2024 Year-in-Review Special⁠.

January

February

Summary 2024: Vulnerability disclosures (7:05)

March

April

Summary 2024: Cluster mempool (1:01:10)

May

June

Summary 2024: P2P transaction relay (1:20:39)

July

August

Summary 2024: Covenants and script upgrades (2:08)

September

October

Summary 2024: Major releases of popular infrastructure projects (1:50:41)

November

Summary 2024: Bitcoin Optech (1:55:17)