What is 2FA (Two-Factor Authentication)?
^{Double up on security with two-factor authentication (2FA). The simplest and most effective way to verify your users.}

1. What is 2FA?

The Two-factor authentication (2FA) is a specific type of multi-factor authentication (MFA) that strengthens login security by requiring two methods to verify your identity. These factors can include something you know like a username and password and add something you have like a smartphone app or software like Email and WhatsApp to approve authentication requests.