Web Authentication (WebAuthn) is a new open technology that allows users to quickly, securely and easily log in to your website using biometrics such as fingerprint or face identification. Supported on all modern Android and iOS devices, we are encouraging it's use and are helping developers around the world to learn more about it!
As of September 2020 it is realistic and acheivable to allow the vast majority of mobile web users to sign into your website using biometrics (fingerprint and face identification). When using native authenticators it looks like this on Android and iOS:
navigator.credentials.create(...), head on over to the Get Started page for code examples.