Learn Crypto with Bit.Fan Academy

From beginner to advanced — master exchanges, wallets and blockchain essentials

block explorer

What language is Bitcoin written in? The early core client was mainly built in C++, while Bitcoin Script handles spending rules on-chain.

Bitcoin transactions are usually irreversible. Once confirmed on-chain, they cannot be forcibly reversed like a bank transfer or card chargeback.

A look into bitcoin starts with the basics: what it is, how its supply works, why people value it, and how to use it safely.

A bitcoin transaction includes inputs, outputs, amounts, fees, and signatures. Understanding each part makes transfers and change easier to read.

Bitcoin is used in some illegal transactions, but that does not make Bitcoin itself illegal. The real issue is spotting risky transfers and scams.

How to use a bitcoin wallet starts with one rule: protect your private keys, verify addresses, test transfers, and keep a real backup.

To track a Bitcoin transaction, use the TXID in a block explorer to check status, confirmations, inputs, outputs, and fees.

Bitcoin trading works through orders, matching, settlement, and withdrawal. This guide explains each step, costs, and common scams to avoid.