How to Add Google's Two Factor Authentication to Laravel

Two factor authentication (2FA) strengthens access security by requiring two methods (also referred to as factors) to verify your identity. Two factor authentication protects against phishing, social engineering and password brute force attacks and secures your logins from attackers exploiting weak or stolen credentials.

In this tutorial, we are going to learn how to add two factor authentication to our Laravel application. We’ll be using Google Authenticator and implementing the Time-based One-time Password (TOTP) algorithm specified in RFC 6238.

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