Skip to main content

Unanswered Questions

146 questions with no answers
9 votes
0 answers
222 views

What are the advantages to attackers of different styles of replacement cycle attacks?

In Antoine Riard's original description of replacement cycle attacks against HTLCs, a replacement cycle looks like this: Bob broadcasts an HTLC-timeout (input A, input B for fees, output X) Mallory ...
3 votes
0 answers
290 views

How to calculate the purging low-fee for a node with the default mempool size?

I'm running a full node with a mempool size set to 2 GB. Default mempool size is 300 MB. At the moment (block hight 785,095) the mempool size is around 344 MB. Running rpc command bitcoin-cli ...
3 votes
0 answers
628 views

bitcoin TransactionBuilder is not a constructor

I'm trying to send bitcoin with the bitcoinjs-lib library and I get the following error: TypeError: bitcoin.TransactionBuilder is not a constructor at sendmoney (/Users/....../bitcoin.js:53:18) at ...
3 votes
0 answers
75 views

How to segregate wallet from bitcoin core | Run multiple wallets in different servers on one centralized bitcoin node

I am running bitcoin full node in a centralized server. I have many web applications running in various places. I want to connect this web applications with centralized full bitcoin node. How to ...
3 votes
0 answers
466 views

Electrum Seed Purpose for MultiSig Wallet

I'm curious as to what exactly is protected by the seed that Electrum generates for a multisig wallet. My knowledge of the protocol implementation is rather basic, so please correct me where I'm wrong ...
3 votes
0 answers
6k views

bitcoin-cli - "error: couldn't connect to server" [solved as per comment]

I have bitcoind 0.13.1 running on a Raspberry Pi. I can see it on the bitcoin network using bitnodes.21.co but I can't connect to it locally with bitcoin-cli. My bitcoin.conf is: rpcuser=xxx ...
3 votes
0 answers
184 views

Electrum via command-line: can generic blockchain info be requested?

For example can I ask the Electrum client via it's API what the height or version of the latest block is? Looking through the docs all I currently see is wallet commands.
2 votes
0 answers
15 views

Does BIP86 not use a unique prefix for extended keys?

Do BIP86 extended keys not use a unique prefix? For example: BIP44 = xprv/xpub BIP49 = yprv/ypub BIP84 = zprv/zpub BIP 86 = xprv/xpub? In other words, do BIP86 extended keys share the same ...
2 votes
0 answers
58 views

Using BIP32 derivations, can all seeds theoretically produce all public keys?

I was interested in how many possible combinations of BIP 32 derivation paths exist, which could result in a public key derived from a seed. While some people colloquially call it "unlimited,&...
2 votes
0 answers
82 views

How to claim funds in a multisig address from a money pool psbt?

Mostly followed this guide on how to create a psbt where multiple users pool money together. Everything is done in regtest. The gist of what I did is as follows: Created 2 different descriptor ...
2 votes
0 answers
49 views

Is there a way to schedule bandwidth-intensive functions of bitcoind?

Some Internet service providers have different pricing at different hours. Is it possible to limit some functions of bitcoind to specific time ranges? ...especially initial block download (IBD) and/or ...
2 votes
0 answers
51 views

Be notified when node rejects TX from mempool

I need to be notified on my C# backend implementing NBitcoin when my node detects a double spend and rejects a TX from its Mempool. Is there a RPC call or some kind of events that I can register to to ...
2 votes
0 answers
358 views

Importing BIP-84 keys to Bitcoin Core or similar?

I generated a mnemonic and keys using the BIP-84 scheme and sent funds to a public address from that scheme over time. I have been using this as a paper wallet, unattached to any wallet software. I ...
2 votes
0 answers
209 views

What happens if a Lightning channel close transaction is evicted from the mempool?

I recently had a cooperative close of a Lightning channel and the two Lightning nodes agreed a fee rate of about 1 sat/vbyte for the closing transaction. (This was fine by me; I always like to keep ...
2 votes
0 answers
45 views

HD wallet usage in Bitcoin & Lightning combined wallets

Is there a best practice / recommendation for a Bitcoin & Lightning combined wallet, regarding the HD wallet used in the Bitcoin wallet and the HD wallet used in the Lightning wallet? no relation,...

15 30 50 per page
1
2 3 4 5
10