Sebastian 🟩🥕 (@thestack) 's Twitter Profile
Sebastian 🟩🥕

@thestack

Passionate about #bitcoin (Core contributor since 2019),
nature, OpenBSD, books, bass, beer & chess 🏞️
PGP: 6A8F 9C26 6528 E25A EB1D 7731 C237 1D91 CB71 6EA7

ID: 26667715

linkhttps://github.com/theStack calendar_today26-03-2009 02:34:38

424 Tweet

939 Followers

543 Following

Niklas Gögge (@dergoegge) 's Twitter Profile Photo

Remotely reachable assertion crash in Bitcoin Core <v25.0: bitcoincore.org/en/2024/10/08/… Very happy that this is finally public, please upgrade your nodes if you haven't already!

BitBox (@bitboxswiss) 's Twitter Profile Photo

Understanding Silent Payments - PART TWO 🔍 In this second installment of our Silent Payments series written by benma, we’re taking an in-depth look at the technical workings of your BitBox and how it securely supports silent payments. 👇 bitbox.swiss/blog/understan…

Bitcoin Optech (@bitcoinoptech) 's Twitter Profile Photo

Bitcoin Optech newsletter #327 is here: - describes a timeout tree channel factories proposal - summarizes a draft BIP for DLEQ proofs when generating silent payments - adds DLEQ and duplex micropayment channels topics - #327 Recap on Twitter Spaces bitcoinops.org/en/newsletters…

ncklr (@n1ckler) 's Twitter Profile Photo

libsecp256k1 v0.6.0 is out! Featuring the highly anticipated musig module and other improvements. In particular, the API functions now use a significantly more robust method to clear secrets from the stack before returning. Full change log: github.com/bitcoin-core/s… Thanks to

Salvatore Ingala (@salvatoshi) 's Twitter Profile Photo

Ledger's and bitcoin-core's MuSig2 implementations successfully signed today both 2-of-2 MuSig2 keypath spend and a script spend. Help review Ava Chow's PR, and cross-test with your own implementations, to help bring this past the finish line! github.com/bitcoin/bitcoi…

Ledger's and bitcoin-core's MuSig2 implementations successfully signed today both 2-of-2 MuSig2 keypath spend and a script spend.

Help review <a href="/achow101/">Ava Chow</a>'s PR, and cross-test with your own implementations, to help bring this past the finish line!

github.com/bitcoin/bitcoi…
Sebastian 🟩🥕 (@thestack) 's Twitter Profile Photo

as a lispy warmup for the upcoming advent of code, did an old day1 exercise in Guile Scheme (how hard can it be?) and almost went insane😱xkcd.com/297/

Sebastian 🟩🥕 (@thestack) 's Twitter Profile Photo

Only TIL about qemu-user and feel like an idiot for having copied and executed cross-compiled unit test binaries directly on the target for many years 😶yurovsky.github.io/2016/12/14/qem…

Ruben Somsen (@somsenruben) 's Twitter Profile Photo

⏩SwiftSync - smarter synchronization with hints Near-stateless, fully parallelizable validation. Validation is at the heart of Bitcoin. Optimizing performance is invaluable. It's fast. Early benchmarks show a 5.28x speedup (h/t Sebastian 🟩🥕) 👇Go read! gist.github.com/RubenSomsen/a6…

Bitcoin Optech (@bitcoinoptech) 's Twitter Profile Photo

Bitcoin Optech newsletter #349 is here: - describes a proposal for speeding up Bitcoin Core initial block download, with a proof-of-concept implementation that shows a roughly 5x speed up compared to Bitcoin Core’s defaults - recaps the "Stricter internal handling of invalid

ncklr (@n1ckler) 's Twitter Profile Photo

Announcing DahLIAS! 🎉 The first crypto protocol for full cross-input signature aggregation that allows reusing Bitcoin's curve secp256k1. ✅ 64B sigs ✅ Verify is ~2x faster than half-agg'd Schnorr sigs ✅ 2-round signing Kudos to the team: Tim Ruffing Yannick Seurin! 👇

Announcing DahLIAS! 🎉 The first crypto protocol for full cross-input signature aggregation that allows reusing Bitcoin's curve secp256k1.

✅ 64B sigs
✅ Verify is ~2x faster than half-agg'd Schnorr sigs
✅ 2-round signing

Kudos to the team: <a href="/real_or_random/">Tim Ruffing</a> <a href="/yannickseurin/">Yannick Seurin</a>!
👇
Ava Chow (@achow101) 's Twitter Profile Photo

On Monday's Livestream (May 5 @ 12 PDT) I'll be reviewing OP_RETURN and discussing github moderation twitch.tv/achow101 I will: - Look at the history of OP_RETURN's implementation - Evaluate the arguments from the ML post and PR for and against the change (cont'd)

Chaincode Labs (@chaincodelabs) 's Twitter Profile Photo

Nominations are open for the 2025 Bitcoin Research Prize! Submit papers that made an impact on Bitcoin or Lightning published after 2021: forms.gle/9fo6wUtQ5iaWtQ… Here is the talk by last year’s winners ncklr & Chelsea Komlo --> youtu.be/9j1smRr_Ebc

Brink (@bitcoinbrink) 's Twitter Profile Photo

One year ago Marco (Marco) embarked on a year long Brink fellowship in our London office. Today, after a year of progress and contributions, we’re happy to bring him on as a full-time Bitcoin Core engineer…!

ncklr (@n1ckler) 's Twitter Profile Photo

Excited to share "Provable Cryptography for Bitcoin: An Introduction" - a comprehensive workbook that teaches formal security definitions and proofs through hands-on exercises. Solutions included!

Excited to share "Provable Cryptography for Bitcoin: An Introduction" - a comprehensive workbook that teaches formal security definitions and proofs through hands-on exercises. Solutions included!