Introduction to Blockchain

A practical introduction to blockchain for non-technical professionals. Understand the problems blockchain was created to solve, how decentralized systems differ from traditional models, and how this technology is shaping the future of coordination, ownership, and digital infrastructure.
~1 hour
Free Access
 Beginners

Skills you will gain

  • Identify trust problems in centralised systems
  • Distinguish ownership from access online
  • Explain why decentralisation matters
  • Evaluate the core properties of decentralised systems
  • Understand blockchain as a trust layer
  • Recognise how provenance counters synthetic content

Modules in this course

01
Why Blockchain Exists
02
How Blockchain Works
03
Core Goals of Blockchain
04
Cryptography without the Math
05
Tokens, Incentives, and Economic Security
06
Smart Contracts
07
DeFi, DEXs, and Global Payments
Coming soon
08
DAOs, Identity, Supply Chain, NFTs
Coming soon
09
Governance in Decentralised Systems
10
Privacy with Zero-Knowledge Proofs
Coming soon
11
The Multichain Future and Case Studies

Why take this course?

  • Build practical knowledge with a clear learning structure
  • Learn from people building the technology
  • Study at your own pace, from anywhere
  • Strengthen your foundation for what comes next

1/13

Radha Dasari
Former Educator at Web3 Foundation
Gavin Wood
Founder Polkadot & Co-Founder Ethereum
Chen Da Liu Zhang
Former Research Scientist at Web3 Foundation
Andrew Burger
Researcher at Web3 Foundation
Alexander Popiak
Freelance Substrate Engineer
Thibaut Sardan
Former Developer at Parity & ChainSafe
Maciej Kris Zyszkiewicz
Software Engineer at Parity Technologies
Jonas Gehrlein
Research Scientist at Parity Technologies
Kian Paimani
Engineering Lead at Parity Technologies
Shawn Tabrizi
Runtime Engineering Lead at Parity Technologies
Complete all 11 modules to finish this course