Hot Wallet
Hot Wallet
An electronic wallet used to manage cryptocurrency and other digital assets while connected to the internet.
In Simple Terms
A hot wallet is an electronic wallet that manages cryptocurrency using a device or server connected to the internet. Through a smartphone app or web browser extension, it lets you make trades or send funds with just the tap of a button. It's widely used for managing everyday funds, whether through a cryptocurrency exchange account or a personal wallet app.
Behind the Name
The name comes from pairing hot, meaning active or connected, with wallet. It's called that because it's constantly connected to the internet and ready to send funds or perform other operations at a moment's notice. It's sometimes called an online wallet too.
Take a Closer Look!
A hot wallet is an electronic wallet where the "private key" — the cryptographic data needed to carry out cryptocurrency transactions — is managed in an internet-connected environment.
Smartphone apps and web browser extensions are typical examples: they generate and store the private key on the user's own device, letting the user manage the key and operate it directly.
Cryptocurrency exchange accounts are also commonly used for everyday deposits and withdrawals, but the setup is a bit different: the exchange, not the user, holds and manages the private key.
Users don't hold the private key themselves — they simply instruct the exchange to move funds through its interface.
Exchanges typically keep only the portion of assets needed for active trading in a hot state, with the large majority of the remainder moved into cold storage for safekeeping.
Because the private key is connected to the internet, its biggest strength is convenience: without needing any special hardware, you can send funds, trade, or link up with other services in a single click.
On the other hand, that same internet connection means it carries a higher risk of hacking or unauthorized access than offline storage.
For that reason, even with self-custody wallets, it's common practice to keep only everyday spending funds in the hot wallet and move larger holdings to an offline cold wallet for safekeeping.