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Control wallets and keys
Understand what a wallet controls, then design recovery around real human failure modes.
All chaptersOutcome
Choose a custody model and recovery process you can operate safely under ordinary and stressful conditions.
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Keys, addresses, and recovery phrases
Wallets manage signing authority; assets remain recorded by networks.
6 min · Reviewed Sep 2, 2026Custody is a risk choice
Self-custody and provider custody move responsibility; neither removes it.
5 min · Reviewed Sep 2, 2026Wallet types and recovery design
Hot, hardware, multisignature, and custodial setups solve different problems.
5 min · Reviewed Sep 2, 2026Chapter check
Explain the decision, not just the term.
Four questions. Answers and explanations are shown after each choice.