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Computer ScienceUndergraduate 4.6 · 3,900

Blockchain & Crypto

Ledgers no one owns — hashes, blocks, consensus, keys, and smart contracts explained clearly.

Dr. Sofia Marino

Distributed Systems Researcher

Course progress0 / 3 lessons
1

Blocks & Hashes

A chain no one can quietly edit.

6 min +40 XP2 quiz questions
2

Decentralization & Consensus

Agreeing without a boss.

6 min +40 XP2 quiz questions
3

Keys & Smart Contracts

Signing, spending, and automating.

6 min +40 XP2 quiz questions