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LEVEL 2

Going Deeper

5 lessons • ~1 week • Requires Level 1

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Module 2.1: Keys & Cryptography

⏱ 15 MINS • +80 XP

How public and private keys protect your bitcoin using unbreakable mathematics.

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Module 2.2: The Bitcoin Network

⏱ 15 MINS • +80 XP

Thousands of computers worldwide keeping Bitcoin alive. No CEO. No headquarters.

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Module 2.3: Lightning Network

⏱ 15 MINS • +80 XP

Send tiny amounts of bitcoin instantly for almost zero fees.

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Module 2.4: Banks vs Bitcoin

⏱ 15 MINS • +80 XP

Why billions of people live without bank access - and how Bitcoin changes that.

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Module 2.5: Bitcoin Myths Busted

⏱ 15 MINS • +80 XP

Crime, energy, "Bitcoin is dead" - what the evidence actually says.