Learn Crypto with Bit.Fan Academy

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

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What Does a Bitcoin Address Start With?

A bitcoin address may start with 1, 3, or bc1. The prefix helps identify the format, but safe transfers also require network checks and key custody awareness.

2026-08-03

How to Trace a Bitcoin Address Owner

To trace a Bitcoin address owner, you can follow on-chain activity, but you usually cannot identify a real person without outside records or exchange help.

2026-08-03

How to Confirm Your Bitcoin Node Is Active

To confirm a Bitcoin node is active, check sync progress, recent block updates, peer connections, and log activity instead of only seeing if the app is open.

2026-08-03

How to Confirm Your Bitcoin Node Is Active

Are 3 Confirmations Enough for Bitcoin Cash?

For Bitcoin Cash, 3 confirmations can be enough for low-risk payments, but bigger transfers and unclear counterparties call for more caution.

2026-08-03

Are 3 Confirmations Enough for Bitcoin Cash?

What Happens When 21 Million Bitcoins Are Mined

When 21 million bitcoins are mined, new BTC issuance stops, but the Bitcoin network keeps running as miners rely more on transaction fees.

2026-08-03

What Happens When 21 Million Bitcoins Are Mined

Have All 21 Million Bitcoins Been Mined?

No. All 21 million bitcoins have not been mined yet. This guide explains how new BTC enters circulation, who can mine, and what costs matter.

2026-08-03

Have All 21 Million Bitcoins Been Mined?

When Was the 20 Millionth Bitcoin Mined?

The 20 millionth bitcoin is not tied to a fixed calendar moment. It depends on when block rewards push total issuance past that threshold.

2026-08-03

When Was the 20 Millionth Bitcoin Mined?

What Is a Crypto Custodian?

In recent years, the world of cryptocurrency has expanded beyond imagination. Its growing popularity has also increased the need for safer management solutions. If you have a high net worth and want to keep it safe, you might need a crypto custodian. Designed to keep large digital assets safe, they provide services that most everyday traders don’t need. They also provide innovative security measures, regulatory compliances, and asset management that look after big digital portfolios. While some people can manage their wallets by themselves, crypto custodians are actually designed for those who need professionals to manage their wealth. They basically focus on keeping your private keys safe to ensure that your digital currencies, such as Bitcoin and Ethereum, remain safe from fraud, loss, or even theft. This is very important for organizations that can’t risk the integrity of their vast digital portfolios. Additionally, crypto custodians not only offer storage, but also provide essential services such as insurance, regulatory reporting, and even trading capabilities. This makes them highly needed for you if you are navigating the complex world of digital finance. In this article, we’ll explore together what crypto custodians do, why they are important, and how to choose the right one for safeguarding your digital assets.

2026-07-17