b9_1155what is hardware wallet?
a small dedicated device that keeps the keys inside and signs transactions there.
the computer or phone builds and shows the unsigned transaction, but never sees the keys, only the finished signature. the device can still be tricked into signing a bad transaction, and its backup is still a seed phrase.
related words
- hot wallet a wallet whose keys live on a device that is connected to the internet, like a phone app or browser extension.
- air-gapped signer a signing device that never connects directly to a computer or network.
- wallet software or a device that holds (or can recreate) your keys, shows balances and signs transactions.
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