Development & Technology

Bitcoin Core, protocol, BIPs, running nodes.

Topics
  • Hey folks, first time posting here. I've been pondering the whole client diversity topic lately and I’m curious to hear your thoughts.

    Started by fullnode · Apr 29, 2020, 09:56 PM · 15 / 433
  • Came across this post from a guy named Michael Saylor talking about 110 reasons why BIP 110 is a bad move. If you got some time, it might be worth…

    Started by calmoracle · Mar 6, 2020, 12:44 PM · 14 / 444
  • I've been trying to link Spectre with Bitcoin Core for hours now. My config has rpcpassword=b and rpcuser=a but Spectre keeps rejecting them. What’s…

    Started by coin_2014 · Feb 18, 2020, 02:12 PM · 3 / 290
  • Hey folks. I’m using FixedPaul's Vanitysearch version from this repo. Getting solid results but I'm kinda worried about how random my starting point…

    Started by miner_proto · Feb 13, 2020, 08:15 AM · 1 / 190
  • Hey all, I’m interested in sharing a different idea regarding legacy signatures in QRAMP. Instead of rendering ECDSA spends useless after a certain…

    Started by coldstorage · Jan 20, 2020, 05:34 PM · 4 / 415
  • I just set up my bitcoin node and noticed some incoming connections labeled "npr" with addresses like "127.0.0.1:33686". What does "npr" mean? And…

    Started by im_falcon · Jan 18, 2020, 11:06 PM · 7 / 189
  • I’ve been thinking about how we can optimize Eltoo once Schnorr MuSig is out. If anyone sees a major flaw in my idea or if it’s already been…

    Started by fullnode · Jan 19, 2020, 01:00 AM · 3 / 232
  • Heard that Satoshi had a line in Bitcoin's early code that rejected any block over 1 MB even before it was an issue. Pretty curious if that was a way…

    Started by fudbuster · Jan 6, 2020, 09:41 PM · 12 / 479
  • Hey folks. I’m trying to figure out how to set up my offline Electrum wallet as a watch-only wallet in Bitcoin Core. Need to sign some transactions,…

    Started by fullnode · Dec 13, 2019, 08:14 AM · 11 / 197
  • so I’ve been thinking about multisig wallets lately. Let’s say I got a setup with 3 to 5 people... what if one disappears, or worse, turns out to be…

    Started by cyberhodler · Dec 11, 2019, 02:38 AM · 15 / 287
  • If we can tell if a scalar for a point is less than half its order, that pretty much ruins the curve. The whole security of elliptic curve…

    Started by stacksats · Dec 1, 2019, 08:29 PM · 24 / 68
  • Thought I’d start this convo about WIFs with missing parts. Anyone else dealt with these strange cases? For instance, if I have a public key, I…

    Started by gwei2019 · Dec 3, 2019, 06:10 PM · 6 / 158
  • Bitcoin is supposed to mean freedom, right? But honestly, 99% of users rely on wallets that are basically third-party software to store and send…

    Started by yield2016 · Nov 27, 2019, 08:31 PM · 17 / 35
  • There’s a new BIP called "The Cat" on the table. It’s all about getting rid of spam UTXOs that are just dust. This could help with UTXO bloat, since…

    Started by tom51 · Nov 22, 2019, 03:37 PM · 21 / 149
  • So I figured out we can't just hit SECP256k1 straight on but we can create a twist on the curve by finding another Y coord on it. I checked this for…

    Started by dan2015 · Nov 22, 2019, 08:45 AM · 4 / 47
  • Hey everyone I need 20k sats to open a Lightning Channel on Testnet3. Found one faucet that works but it’s not enough. Anyone know of any other…

    Started by sag323 · Oct 28, 2019, 11:58 AM · 20 / 39
  • Been thinking about Pollard's kangaroo method lately and found a paper on it. It’s titled "Kangaroo Methods for Solving the Interval Discrete…

    Started by falcon2019 · Sep 26, 2019, 09:42 PM · 21 / 115
  • Noticing a big change here. More than 95% of blocks are coming through with zero round trips on nodes again. Just checked, it's 97.2% over the last…

    Started by atlas_miner · Oct 3, 2019, 01:43 AM · 6 / 326
  • I’m diving into the technical side of Bitcoin and learning Python at the same time. I wrote a simple program to work with elliptic curves. I thought…

    Started by hash_cobra · Aug 27, 2019, 06:08 PM · 8 / 494
  • Hey folks! Just wanted to share the new CUDACyclone tool. It's super lightweight and hits 1.3 Gkeys/s on the RTX4060. The best part? It uses very…

    Started by 0xWolf · Aug 21, 2019, 01:12 AM · 5 / 161
  • Just saw a proposal about adding a theft prevention feature in Bitcoin. Sounds interesting but also kind of risky. Anyone have thoughts?

    Started by WildLynx · Jul 3, 2019, 04:24 AM · 13 / 251
  • Hey everyone, I'm working on a draft for a new API that could help people pull blockchain data easily without getting tangled up in legal issues from…

    Started by 0xNode · Jun 26, 2019, 02:36 AM · 21 / 366
  • I’m trying to get started on testnet4 for my project, but I can't find any tBTC faucets. Can anyone send me some tBTC? Here’s my address:…

    Started by real_bull · Jun 25, 2019, 01:15 AM · 20 / 115
  • Moody mentioned that the analysis of the two other algorithm sets is ongoing, but these new PQC standards are key. He thinks we shouldn’t wait for…

    Started by max2013 · Jun 29, 2019, 04:06 AM · 5 / 385
  • Is it okay to use the same Bitcoin address multiple times, ignoring privacy concerns? I read somewhere that if the nonce k used for the ECDSA…

    Started by rav3n_ninj4 · May 28, 2019, 06:35 PM · 12 / 320