How the Blockchain Works

Blockchains are one of the core backbones for decentralized cryptocurrencies such as Bitcoin. In this easy-to-understand guide, we cover the fundamentals of blockchains and the problems they solve.

Expected time to completion: 1-2 hours

• Why do we need the BlockChain?
• How does the Blockchain work?
• Blockchain Hash Function Background
• Proof of Work
• Incentives and The Double Spending Problem
• Applications of Blockchain