Learn Crypto with Bit.Fan Academy

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

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Are There Lost Bitcoins? What That Really Means

Yes, lost bitcoins do exist. In most cases, the coins remain on-chain, but the owner loses the keys, recovery phrase, or access needed to spend them.

What Is Bitcoin’s Supply Limit?

Bitcoin’s supply limit is 21 million BTC. This guide explains how that cap works, why it matters, and what people often get wrong about it.

Is Bitcoin Mining Legal in Iran? What to Check First

Is bitcoin mining legal in Iran? It can depend on permits, power use, and equipment rules, so legality is more than a simple yes or no.

Is Bitcoin a Secure Investment?

Bitcoin can be secure at the protocol level, but as an investment it still carries major price, custody, and user-error risk.

How to “Upload” Bitcoins: What It Really Means

“Upload bitcoins” usually means sending BTC to a wallet, exchange, or another address. The real job is matching the right address and network.

How to Start Trading Bitcoin: A Beginner Guide

To start trading Bitcoin, choose a clear trading venue, secure your account, learn order types, and begin with a small test trade.

How Stable Is Bitcoin? Rules vs Price Volatility

How stable is bitcoin? Its rules and supply schedule are stable, but its market price is highly volatile. The key is knowing which kind of stability you mean.

How to Secure Your Bitcoin Wallet

To secure your Bitcoin wallet, protect your private keys, keep offline backups, and verify every transaction before you sign it.