Bitcoin Optech

Bitcoin Optech newsletter #430 is here:

- summarizes continued discussion about using TCP hole punching to make nodes behind home routers reachable
- describes a draft BIP for standardizing the spending policies that co-signers enforce when emulating covenants
- follows up on continued discussion of BIP54
- links to an opt-in replay protection prototype
- summarizes a post-quantum transition that does not burn coins
- describes a 'Proof-of-decay' idea for unmigrated outputs
- notes the potential for BIP300 bundle censorship
- Optech Newsletter #430 Podcast

Elias Rohrer (@_tnull), Greg Sanders (@theinstagibbs), Antoine Poinsot (@darosior), Oleksandr Kurbatov (@olkurbatov), and Nishant Bansal (@nishant282003) joined Optech to discuss Newsletter #429:

News
● Silent payments for multiparty wallets (41:18)
● CLN self-referential channel announcement DoS disclosure (52:57)
● Bitcoin Core security policy update (24:53)

Selected Q&A from Bitcoin Stack Exchange
● Why does Bitcoin use both a transaction ID and a witness transaction ID? (1:02:58)
● How to sign a MuSig with Bitcoin Core (1:07:54)
● What changed in Bitcoin P2P protocol version 70017 compared to 70016? (1:09:11)

Releases and release candidates
● Bitcoin Core 32.1 (35:56)
● Bitcoin Core 31.2 (39:18)
● Bitcoin Core 30.4 (40:42)
● Bitcoin Core 29.5 (40:53)
● Eclair 0.14.6 (1:12:37)
● LND v0.21.5-beta (1:13:36)

Notable code and documentation changes
● Bitcoin Core #36665 (3:43)
● Bitcoin Core #36667 (14:37)
● Bitcoin Core #36669 (19:02)
● BIPs #2130 (1:15:55)
● Core Lightning #9627 (1:17:33)
● Eclair #3417 (1:19:13)
● Eclair #3416 (1:26:02)
● LDK #5314 (1:28:48)
● LDK #5412 (1:31:27)
● LND #11164 (1:33:28)
● LND #11373 (1:36:17)
● BTCPay Server #7744 (1:38:59)

Welcome to our live show! x.com/i/broadcasts/2…

Bitcoin Optech newsletter #429 is here:

- describes a protocol for creating silent payment transactions from multiparty wallets
- summarizes the responsible disclosure of a denial-of-service vulnerability that affected older versions of Core Lightning
- explains Bitcoin Core’s updated security policy for easily discoverable vulnerabilities
- summarizes popular Q&A from Stack Exchange
- Bitcoin Core 32.1
- Optech Newsletter #429 Podcast

Adam Gibson, Vincenzo Palazzo (@PalazzoVincenzo), and João Dias (@jaoNoctus) joined Optech to discuss Newsletter #428:

News
● Trust-minimized exits from a single-issuer layer 2 (1:32)
● Descriptor syntax for hash preimages (18:03)

Changes to services and client software
● Ibis Wallet v5.0-beta released (26:31)
● Landfall wallet for Lightning mining payouts (28:57)
● rbitcoin 0.8.0 released (38:44)

Releases and release candidates
● Eclair 0.14.4 (43:18)
● BDK chain 0.23.4 (45:37)
● LND v0.21.5-beta.rc1 (47:09)

Notable code and documentation changes
● Eclair #3409 (50:16)
● Eclair #3411 (52:20)
● LDK #5126 (55:03)
● LND #10919 (56:19)
● BTCPay Server #7679 (1:01:06)
● BTCPay Server #7684 (1:02:39)
● BDK #2325 (1:04:18)
● BOLTs #1357 (1:07:13)
● BOLTs #1352 (1:10:03)