Sovereignty & Self-Custody
Design recovery and accountable operations. Compare native Bitcoin and Lightning with wrapped collateral, USDC and lending without hiding the dependencies.
21 lessons · About 5 hours including practice. Comfort with Deep Dive. Scenarios use fictional records; no funds or credentials are needed.
What you’ll take away
Create a defensible custody and treasury design, including the evidence needed to decide not to deploy.
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Three chapters.
Twenty-one new perspectives.
Follow the path or jump to a question. No lesson is locked. Finish with a capstone you can explain to a friend.
Design for real life
Threats, independent control and recovery.
Threat model before tools
Design around concrete failures and the people who must recover.
14 MIN WITH PRACTICE · COMPLETEDesign a custody architecture
Separate routine use, authorization and observation.
14 MIN WITH PRACTICE · COMPLETEEntropy, mnemonics and passphrase tradeoffs
Understand recovery inputs without improvising cryptography.
14 MIN WITH PRACTICE · COMPLETEHardware signing and trusted displays
A separate device helps only when its checks are understood.
14 MIN WITH PRACTICE · COMPLETEMultisig and independent control
Count independent failure domains, not just signatures.
14 MIN WITH PRACTICE · COMPLETERecovery and continuity across people
Make a plan that remains understandable when its author is absent.
14 MIN WITH PRACTICE · COMPLETECoin control and privacy tradeoffs
Understand how transaction construction can connect histories.
14 MIN WITH PRACTICE · COMPLETEMap the dependencies
Operations, wrapped assets, lending and price risk.
Lightning operations and recovery
Operate a payment service with channel state and continuity in mind.
14 MIN WITH PRACTICE · COMPLETEPayment operations and reconciliation
Design clear records from an invoice to an authorized refund.
14 MIN WITH PRACTICE · COMPLETENative bitcoin and wrapped claims
Follow the asset and the extra trust assumptions.
14 MIN WITH PRACTICE · COMPLETEUSDC, reserves and redemption
Separate issuer commitments from market prices and access.
14 MIN WITH PRACTICE · COMPLETEIdentify a Morpho market precisely
A symbol pair is not a complete lending specification.
14 MIN WITH PRACTICE · COMPLETEOracles, prices and measurement risk
Understand which price a lending contract actually uses.
14 MIN WITH PRACTICE · COMPLETELTV, liquidation and nonlinear losses
Work through a hypothetical balance sheet without taking a loan.
14 MIN WITH PRACTICE · COMPLETEMake a defensible decision
Debt, exits, bridges, incident response and a final design.
Variable rates and growing debt
Read a rate as a changing input, not a promise.
14 MIN WITH PRACTICE · COMPLETEVaults, allocation and exit liquidity
Look through a share balance to the underlying exposures.
14 MIN WITH PRACTICE · COMPLETEArc, Base and cross-chain dependencies
Name the settlement rules behind the interface.
14 MIN WITH PRACTICE · COMPLETEAllowances, signing and simulation
Understand what a token authorization permits.
14 MIN WITH PRACTICE · COMPLETETreasury accounting and restricted funds
Make obligations and permissions visible beside asset balances.
14 MIN WITH PRACTICE · COMPLETEIncident response with clear human authority
Respond to uncertainty without creating a second incident.
14 MIN WITH PRACTICE · COMPLETECapstone: a defensible treasury design
Compare options and write a decision that another person can challenge.
14 MIN WITH PRACTICE · COMPLETEAI-assisted material · Lesson sources checked October 1, 2026. Independent curriculum review is pending. All progress is self-reported practice, not a credential. No real funds, recovery words or transactions are needed.