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Cold Wallet Meaning

A cold wallet is a specific type of cryptocurrency wallet that stores private keys offline, making it a practical implementation of cold storage. Unlike hot wallets, which remain connected to the internet for frequent transactions, cold wallets are designed to minimize attack surfaces. Cold wallets come in several forms:

The defining characteristic of a cold wallet is that private keys never leave the offline environment.

Transactions are typically created on an online device, signed offline by the cold wallet, and then broadcast to the network without exposing sensitive data. Cold wallets are widely used by long-term holders, funds, and exchanges for asset reserves.

While they are more secure, they require careful key management, backup planning, and physical security to avoid loss or damage. A cold wallet represents a trade-off: reduced convenience in exchange for dramatically improved security, especially for high-value holdings.

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