Brainwallets: The Bitcoin Wallet You Probably Shouldn’t Use (Unless You Have To)

Brainwallets: The Bitcoin Wallet You Probably Shouldn’t Use (Unless You Have To)
(Morgan Housel/Unsplash, modified by CoinDesk)

A relic from Bitcoin’s early days, a “brainwallet” refers to a private key that is stored in the user’s memory either in the form of a seed phrase or a password, essentially giving you a portable “bank account” locked inside your head.

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