Understand Blockchain – simple, clear, and practical

This course provides a solid introduction to the world of blockchain technology. Step by step, you will learn:

• how blockchains work (blocks, nodes, mining, staking),
• the key consensus mechanisms such as Proof of Work and Proof of Stake,
• the differences between public, private, and consortium blockchains,
• the role of leading platforms like Bitcoin and Ethereum,
• current challenges (scalability, security, regulation) – and how they are being addressed,
• real-world applications, from finance and supply chains to Web3, DeFi, and NFTs.

👉 By the end of the course, you will not only understand blockchain, but also be able to evaluate its opportunities and limitations as a key technology for the future.