This course offers a comprehensive introduction to blockchain technology and cryptocurrencies, starting with foundational concepts and the evolution of money and payment systems. Students will explore how blockchain networks function, including block validation, cryptographic hashing, and consensus mechanisms such as Proof of Work and Proof of Stake. The course delves into Ethereum's architecture, smart contracts, gas fees, and recent protocol upgrades. Learners will also gain hands-on insights into decentralized applications (DApps), token standards (ERC-20, NFTs), and use cases in gaming and decentralized finance (DeFi). Finally, the course examines real-world business applications of blockchain, highlighting its potential to transform industries through decentralization, transparency, and automation.

Blockchains and Cryptocurrencies Fundamentals

Blockchains and Cryptocurrencies Fundamentals


Instructors: Ali Amrollahi
Access provided by UNext Learning
Gain insight into a topic and learn the fundamentals.
Beginner level
No prior experience required
1 week to complete
at 10 hours a week
Flexible schedule
Learn at your own pace
What you'll learn
The fundamental concepts of blockchain technology, understanding how it works, why it was created and the problems it aims to solve.
Mechanisms behind the working of cryptocurrencies through blockchain, cryptography, consensus, and decentralized transaction validation.
How Blockchain helps businesses build trust, boost transparency and unlock value by transforming how data, assets, and transactions are managed.
Explore Ethereum’s DeFi apps: decentralized exchanges, lending & borrowing protocols, and liquid staking innovations.
Skills you'll gain
Tools you'll learn
Details to know

Shareable certificate
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Assessments
10 assignments
Taught in English
Recently updated!
December 2025
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There are 5 modules in this course
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