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Money, fintech & crypto, explained from primary sources

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Protocol Insights

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Four stages, about twenty explainers. Read them in order and the rest of the site will make sense.

Stage 1 — How does crypto work?

  1. What is cryptocurrency?

  2. What is a blockchain?

  3. What is Bitcoin?

  4. What is Ethereum?

  5. How do crypto transactions work?

Stage 2 — How do you stay safe?

  1. Crypto wallets explained

  2. Seed phrases explained

  3. Common crypto scams

  4. Two-factor authentication

  5. How to check if a platform is registered

Stage 3 — How does money move today?

  1. How card payments work

  2. Instant payment systems

  3. What is a stablecoin?

  4. What is a CBDC?

  5. What is inflation?

Stage 4 — Where do the risks and rules sit?

  1. What is DeFi?

  2. The main risks of DeFi

  3. SEC vs CFTC

  4. MiCA explained

  5. How is crypto taxed?

Keep the glossary and the calculators open in another tab as you go.