wallet

Hot and cold wallets, self-custody versus custodial, hardware devices and seed phrases: how to hold crypto yourself after you buy it, and the mistakes that lose it.

Crypto Glossary 100 terms

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Self-Custody vs Custodial Wallets: What’s the Difference?

September 9, 2026

How to Choose a Self-Custody Crypto Wallet: Key Features to Check

September 9, 2026

What Is a Non-Custodial Wallet and Why Does It Matter?

September 9, 2026

Cold Wallets vs Hot Wallets: Which Is Right for You?

September 9, 2026

Crypto Custody Explained: How Exchanges and Wallets Hold Your Funds

September 9, 2026

Cold Storage

Offline storage of cryptocurrencies, typically involving hardware wallets, USBs, offline computers, or paper wallets. Full definition

Hardware Wallet

A physical device, often resembling a USB stick, used to store a cryptocurrency’s private keys offline for enhanced security. Full definition

Hot Wallet

A crypto wallet whose private keys sit on an internet-connected device — an exchange account, a phone app, a browser extension. Convenient to spend from, and exposed for exactly the same reason. Full definition

Ledger

A record of financial transactions that cannot be changed, only appended with new transactions. Full definition