A basic implementation of the RFC 6238 standards for TOTP: Time-Based One-Time Password Algorithm using PHP for original Key and QR Code generation and the Google Authenticator application for TOTP generation.

More about me:
https://interactiveutopia.com/

GitHub:
https://github.com/gilbertocortez/Goo...

Documentation:
https://www.rfc-editor.org/rfc/rfc6238
https://packagist.org/packages/pragma...
https://packagist.org/packages/bacon/...