Wallets • Estimated 35m

Cold Storage

custody.cold-storage

A custody model that keeps spending keys offline while using an online or watch-only system to monitor balances and prepare unsigned transactions. Cold storage reduces remote attack exposure but shifts more responsibility to backups, recovery procedures, and secure offline signing.

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Curated resources (3)

• Bitcoin Wiki: Cold storage (article) Overview of offline key custody, watch-only monitoring, and transaction transfer workflows.
• Bitcoin Design: Private Key Management (article) Threat-model and UX guidance for separating key storage, transaction preparation, and signing.
• Mastering Bitcoin (book) Broad reference for wallet security, private-key handling, backups, and offline signing.

Direct prerequisites (1)

• Air-Gapped Signing

Direct dependents (0)

• None

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