Udemy – Cryptocurrency and Blockchain for Beginners

Whether you’ve heard about Bitcoin on the news, wondered how Ethereum works, or are simply curious about the technology reshaping the financial world — this course is your starting point.

In this course, you will go from zero knowledge to a solid, practical understanding of blockchain technology and cryptocurrency. No coding skills, no technical background, and no prior experience required. Everything is explained in plain, easy-to-understand language with real-world examples.

What You Will Learn:

• The core principles of blockchain — decentralization, immutability, transparency, and consensus mechanisms
• The three types of blockchain — public, private, and consortium — and when each is used
• How cryptocurrencies work, including the difference between coins and tokens
• How to evaluate whether a cryptocurrency is legitimate or a scam
• A deep dive into the Ethereum blockchain using a live blockchain explorer (Etherscan)
• How to read and interpret real Ethereum blocks and transactions — including gas fees, hashes, nonces, and block rewards
• How cryptocurrency mining works — from the mempool and Proof of Work to mining pools and ASIC hardware
• The environmental impact of mining and how the industry is adapting
• Real-world blockchain applications across industries including finance, healthcare, supply chain, and voting systems