Bitcoin Optech: Newsletter #295 Recap

Bitcoin Optech: Newsletter #295 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Dave Harding, Peter Todd, Abubakar Sadiq Ismail, David Gumberg, and Jeffrey Czyz to discuss Newsletter #295.


News

  • Disclosure of free relay attack (1:22)
  • Transaction fee sponsorship improvements (9:55)
  • Mempool-based feerate estimation (34:49)

Selected Q&A from Bitcoin Stack Exchange

  • What are the risks of running a pre-SegWit node (0.12.1)? (50:30)
  • When is OP_RETURN cheaper than OP_FALSE OP_IF? (55:51)
  • Why does BIP-340 use secp256k1? (56:33)
  • What criteria does Bitcoin Core use to create block templates? (58:08)
  • How does the initialblockdownload field in the getblockchaininfo RPC work? (1:04:45)

Releases and release candidates

  • Bitcoin Core 26.1rc2 (1:07:34)
  • Bitcoin Core 27.0rc1 (1:07:55)

Notable code and documentation changes

  • Bitcoin Core #28950 (1:17:13)
  • LND #8418 (1:19:07)
  • LDK #2756 (1:23:44)
  • LDK #2935 (1:25:55)
  • LDK #2419 (1:27:39)
  • Rust Bitcoin #2549 (1:32:54)
  • BTCPay Server #5852 (1:33:36)

Episoder(185)

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Bitcoin Optech: Newsletter #313 Recap

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Bitcoin Optech: Newsletter #312 Recap

Bitcoin Optech: Newsletter #312 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Jonas Nick and Pieter Wuille to discuss ⁠Newsletter #312⁠. News Distributed key generation protocol for FROST (1:37) Introduction to cluster lin...

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Bitcoin Optech: Newsletter #311 Recap

Bitcoin Optech: Newsletter #311 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Vojtěch Strnad and Fabian Jahr to discuss Newsletter #311. News (1:00) Bitcoin Core PR Review Club Testnet4 including PoW difficulty adjustment ...

16 Jul 202446min

Bitcoin Optech: Newsletter #310 Recap

Bitcoin Optech: Newsletter #310 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Antoine Poinsot and Elle Mouton to discuss ⁠Newsletter #310⁠. News Disclosure of vulnerabilities affecting Bitcoin Core versions before 0.21.0 (0:...

9 Jul 202453min

Bitcoin Optech: Newsletter #309 Recap

Bitcoin Optech: Newsletter #309 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by René Pickhardt to discuss ⁠Newsletter #309⁠. News Estimating the likelihood that an LN payment is feasible (1:04) Selected Q&A from Bitcoin Stac...

2 Jul 20241h 18min

Bitcoin Optech: Newsletter #308 Recap

Bitcoin Optech: Newsletter #308 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Jameson Lopp and Valentine Wallace to discuss ⁠Newsletter #308⁠. News Disclosure of vulnerability affecting old versions of LND (0:54) Continued...

25 Jun 202454min

Bitcoin Optech: Newsletter #307 Recap

Bitcoin Optech: Newsletter #307 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Hunter Beast and TheCharlatan to discuss Newsletter #307.

19 Jun 202451min

Bitcoin Optech: Newsletter #306 Recap

Bitcoin Optech: Newsletter #306 Recap

Mark “Murch” Erhardt and Dave Harding are joined by Fabian Jahr, Anthony Towns, and Matt Corallo to discuss Newsletter #306. News Upcoming disclosure of vulnerabilities affecting old versions of Bi...

11 Jun 20241h 17min

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