MAEXO

Hardware wallet

Glossary

Security & custody

Hardware wallet

A dedicated USB-like device that signs transactions offline.

Definition

In depth

A hardware wallet (Ledger, Trezor, Coldcard) is a small dedicated device that holds private keys and signs transactions internally — they never leave the device. The most secure practical option for self-custody of meaningful balances.

Related

Related terms

Cold storage

Keeping private keys offline, on hardware that never touches the internet.

Self-custody

Holding your own private keys instead of trusting an exchange or custodian.

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