A hosted wallet, also called a custodial wallet, is a cryptocurrency wallet managed by a third-party provider such as an exchange, fintech app, or payment platform. Instead of you controlling the private keys that authorize transactions on the blockchain, the provider holds and secures those keys on your behalf. You typically access the wallet through a login, and the service handles much of the technical complexity behind the scenes.
How hosted wallets work
When you use a hosted wallet, your crypto is generally recorded on the blockchain, but the ability to move it is controlled by the provider’s key management system. This setup resembles online banking: you can view balances, deposit, withdraw, and send payments, while the institution manages infrastructure, backups, and account recovery.
In practice, many newcomers encounter hosted wallets when they buy crypto on an exchange and leave funds in the exchange account. Sending crypto from a hosted wallet often involves the provider creating and signing the transaction for you, applying security checks such as withdrawal limits, device verification, or additional authentication steps.
Benefits, trade-offs, and real-world context
Hosted wallets are popular because they are easy to set up, can offer password recovery, and may provide customer support if something goes wrong. They can also streamline compliance processes, since providers commonly perform identity checks and monitor transactions.
The main trade-off is control. Because the provider holds the keys, you rely on their security practices, solvency, and policies. If an account is frozen, compromised, or the service suffers an outage, your access to funds can be affected.