Crypto Risk & Custody

Where value is actually lost — custody models compared honestly, the documented exchange failures and what specifically broke, why proof of reserves proves less than it sounds, smart-contract and governance risk, the regulatory and record-keeping reality, and how to frame an allocation to something that can go to zero.

4 units · 16 lessons · 74 min read · plus hands-on practice, at your pace

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What does "not your keys, not your coins" actually mean?

Custody Models · 4 min read · professional

Start the first lesson

Unit 1 Custody Models

  1. What does "not your keys, not your coins" actually mean? 4 min
  2. What does self-custody actually make you responsible for? 4 min
  3. How do multisig and inheritance planning change the key problem? 5 min
  4. What does institutional qualified custody actually add? 4 min
Practice Check · Unit 1 A short check · cannot be failed Start

Unit 2 When Custodians Fail

  1. What are you actually holding when your coins sit on an exchange? 5 min
  2. What actually failed at Mt. Gox? 5 min
  3. What actually failed at FTX? 5 min
  4. Why is proof of reserves weaker than it sounds? 5 min
Practice Check · Unit 2 A short check · cannot be failed Start

Unit 3 Smart Contract & Protocol Risk

  1. What does a smart-contract audit actually prove? 4 min
  2. Which exploit patterns keep repeating? 4 min
  3. Why do bridges lose the most money? 4 min
  4. Who can actually change the rules of a protocol? 5 min
Practice Check · Unit 3 A short check · cannot be failed Start

Unit 4 Regulation, Records & Risk Framing

  1. Why is the same token regulated differently in different countries? 5 min
  2. Why is record-keeping the hardest part of crypto tax? 5 min
  3. How do you size something that can go to zero? 5 min
  4. What have you actually learned about crypto risk and custody? 5 min
Practice Check · Unit 4 A short check · cannot be failed Start

Last Course exam

One exam, the whole course Unlocks when you have read all 16 lessons

Passing it earns the course certificate.