index.md

Two-Factor Authentication Methods

Built-in providers

The bundle supports the following authentication methods out of the box:

• Google Authenticator
• Email authentication code

Custom two-factor authenticator

If you want to implement your own authentication method (e.g. SMS code, PIN), you can do so by creating a two-factor provider. Read how to create a Implementing a custom two-factor authenticator.

Third-party providers

• r/u2f-two-factor-bundle implements yubico/u2flib-server to support U2F - FIDO Universal 2nd Factor Authentication. It is currently only supported by Chrome and Firefox.