News about BITCOIN

News about Bitcoin

How to reference different wallets with curl JSONRPC requests Bitcoin core

I have a headless Bitcoin core 0.17.1 running on Debian 10, and have created a second wallet "johns-wallet". I'd like to get the walletinfo (or any wallet request) of that specific wallet via curl, not the cli. The Bitcoin core API...

bitcoin-cli how to verify balance

I've read that addresses alone are a "confusing" way to think about "where" bitcoins "are". Nonetheless I was formerly (2018) able to correlate what I got from bitcoin-cli commands with what I saw on blockchain explorers like https...

How can I get all transaction for a specific address using Nbitcoin?

How can I get all transaction for a specific address using Nbitcoin? - Bitcoin Stack Exchange Last call to make your voice heard! Our 2022 Developer Survey close...

Importing master keys on bitcoin core

I want to use a mnemonic phrase and BIP 39 to store the keys, and use bitcoin-core, I understand that master private keys cannot be imported at least directly and that mnemonic phrase is not supported. Also, I know that there is the...

How to monitor Bitcoin address for new transactions?

I have some generated Bitcoin addresses which I want to monitor for newly received transactions, I have a full node but I don't want to import those addresses to the node's wallet. I don't want to use any external service API like b...

How does Bitcoin Core manage its peer nodes? Is it possible to let it automatically switch to faster nodes?

It's usually frustrating when my Bitcoin Core full node is syncing, especially just catching up from merely several hours/days ago. I wonder how does Bitcoin Core manage its peers? Will it disconnect with slower nodes, and then turn...

What does Bitcoin policy language offer the developer that Miniscript doesn't? What is the difference between Bitcoin policy language and Miniscript?

At a high level: The policy is compiled to Miniscript. Miniscript is encoded to Bitcoin Script. (One to One Mapping) Bitcoin Script is decoded back to Miniscript. (One to One Mapping) Policy and Miniscript can both be lifted to another representatio...

How can I send bitcoin from my bisq wallets?

I feel terrible to ask this question as it is so basic that it makes me feel stupid to ask, but I am searching the web since days and cannot find an answer. Here is the situation: I have a Coinbase account and I understand that Coinbase cannot use d...

Do Full Nodes validate all transactions and make new blocks after all bitcoin are mined?

Do Full Nodes validate all transactions after all bitcoin are mined? Yes. Also, would these nodes still create blocks of transactions Yes if so, why dont full nodes do this now? Do what? Validation? If so, full nodes certainly do validat...

Why should I use a Bitcoin Mixer?

Using a mixer helps preserve your financial privacy. The question is: who are you protecting your privacy from? Bitcoin transactions are public record, so anybody can view any historical transaction at their leisure. So when considering your privacy...

How find own address in testnet using bitcoin-cli?

transactions - How find own address in testnet using bitcoin-cli? - Bitcoin Stack Exchange Bitcoin Stack Exchange is a question and answer site for Bitcoin crypto-currency enthus...

Bitcoin curl no reply

bitcoind - Bitcoin curl no reply - Bitcoin Stack Exchange Bitcoin Stack Exchange is a question and answer site for Bitcoin crypto-currency enthusiasts. It only takes a minute to...

Can you recover seed words with passphrase on bitcoin node?

private key - Can you recover seed words with passphrase on bitcoin node? - Bitcoin Stack Exchange Bitcoin Stack Exchange is a question and answer site for Bitcoin crypto-currenc...

How do different implementations of the Bitcoin Cash client know which type of coin they're processing?

Neither client concretely checks that it's on the wrong chain: BCH and BSV had an unclean split. Neither changed the network magic, nor did either change their transaction format, so their nodes continued to communicate and transactions remained rep...

Why doesn’t Bitcoin use UDP to do Blockpropagation?

The Bitcoin system doesn't have just one network protocol: Any way of obtaining the blocks is equally valid-- blocks over freenet, over satellite broadcast, over the P2P network, all work just as well and are used in practice. UDP is used with bi...

Issue on configuring the bitcoin core build on Ubuntu-18.0.4

Issue on configuring the bitcoin core build on Ubuntu-18.0.4 - Bitcoin Stack Exchange Bitcoin Stack Exchange is a question and answer site for Bitcoin crypto-currency enthusiasts...

How do my bitcoin peers become diversified from the set of stable nodes?

DNS seeds which give you a list of hard-coded stable nodes. No, they don't do that and you are reading those answers incorrectly. The DNS seeders give you a list of random nodes from a set of stable nodes. They are not hard coded and hard coding n...

What exactly is a bitcoin?

So I understand how blockchains work[1]. I understand how proof-of-work works[2]. And I understand how they work together. I also understand (or at least I think I do :) how transactions work (A block can contain arbitrary data insi...

How is Bitcoin itself represented (either technically or code level)

these questions would justify a whole section of a book. To avoid this, I put a link at the end of the message. In between, I'll try to answer some parts of your question. I've gone through dozens of videos and texts, but haven't found properly how...

What are the chances of getting duplicate wallet using bitcoinlib in python3?

When you create a private key, this process is (or at least should be) completely random - meaning that in theory, the probability of creating some specific private key is 1/N where N is the number of possible private keys. There's nothing stopping...

How can Bitcoin be stolen?

Firstly, there is no "each Bitcoin". On a technical level, there is no such an object as "a Bitcoin". Rather it is a ledger of transactions, and the Bitcoin that people own are entries on that ledger. When Bitcoin is stolen, an additional transactio...

What Software Patterns does the Bitcoin source code use?

architecture - What Software Patterns does the Bitcoin source code use? - Bitcoin Stack Exchange Bitcoin Stack Exchange is a question and answer site for Bitcoin crypto-currency...

Bitcoin stolen from Electrum 2.9.3

Easy. Someone has/had remote access to your wallet/files. They don't need access to the computer during the time of a transaction. Example: Send me your wallet and go ahead and secure your computer all you want.... I can simply use your wallet on my...

What is the required input for python-bitcoinlib getrawtransaction command?

I am running a bitcoin node on my machine, fully synced with RPC commands enabled, rpc server live and txindex=1. In the command-line I can run the following RPC call and obtain the information about the transaction I require. I am...

how to import my wallet from blockchain.info into bitcoin-qt?

I have read the related discussions about how to import a wallet and though they are close, the answers does not help with this problem so I'm asking it here and now. I have my bitcoin public address which was given to me by blockc...

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