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!

What is Web Authentication? Show me the detail!

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:

Web Authentication / WebAuthn on Android


Web Authentication / WebAuthn on iOS


Key points:

Read more about the technical detail

Official specification:

Get started: