Question

What is a two-factor authentication (2FA) in crypto?

Answer 1

Two-factor authentication (2FA) in cryptocurrency is a security measure that requires users to provide two different types of identification in order to access their accounts. This typically includes something the user knows (like a password) and something the user has (like a unique code sent to their phone). 2FA adds an extra layer of security to help protect cryptocurrency holdings from unauthorized access or theft.

Answer 2

Two-factor authentication (2FA) in crypto is an additional layer of security that requires users to provide two different authentication factors to verify their identity before gaining access to their crypto accounts or transactions. This commonly involves something the user knows (like a password or PIN) and something the user has (like a mobile device or hardware token).