bitcoin

Fundamentals

Bitcoin Core – Warning: unknown new rules activated (versionbit X)

Opening your Bitcoin core wallet after a long time? Then most probably you’ll see this warning message in your wallet:…

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Knowledge Base

What is a Multisig? How Bitcoin Multi-Signature wallets work?

When you want to spend Bitcoin from your wallet you need to create a transaction and sign it with the…

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Crypto Mining

Top Proof of Work cryptocurrencies – Mineable coins & their algorithm list

Beginners who are new to GPU mining ETH are looking to mine every other altcoin that they find on Coin…

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Wallets

Lightweight Bitcoin wallets / Best BTC SPV clients for Desktop & Mobile

Planning to gift your friend some Satoshi? Looking to introduce your family member into Bitcoin? That’s great! First they need…

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Guides

Import wallet.dat file into electrum? Transfer Bitcoin from QT to electrum

This guide is mainly intended for Bitcoin core QT wallet users. Its for former users who wish to securely transfer their…

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Knowledge Base

How do you Prove you own Bitcoin and Ethereum – Proof of address ownership

Proving ownership of Bitcoin (BTC) and Ethereum (ETH)? “Not Your Keys, Not Your Bitcoin”. “Not Your keys, Not Your coins…

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Knowledge Base

How many Bitcoins are mined per hour / day / month & how many left to mine?

“Bitcoin Supply: How many Bitcoins are there?”. The number of Bitcoins in circulation. How many coins will ever be created?…

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Guides

How to connect Ledger hardware wallet to Bitcoin Testnet (BTC Test)?

Just bought yourself a new Ledger hardware wallet but not sure how to use it? Setting up the device is…

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Knowledge Base

What Lock Time means in Bitcoin transaction: LockTime: Block height, Date?

Upon constructing a Bitcoin transaction on electrum and core Bitcoin wallet you’ll find this option called Lock Time. On core…

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Software

Ledger Nano not detected on Electrum / connection failed error – Fix

Are you trying to setup and use Electrum with your Ledger hardware device, but can’t get it to work? Electrum…

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