WebAuthn is a technology for hardware-based two-step authentication. It allows you to login with a hardware security key, or through Touch ID on macOS, Windows Hello, and other related technologies.
To use WebAuthn, your browser must be up to date. The following browsers have WebAuthn support:
Chrome (version 67 and higher)
Firefox (version 60 and higher)
Microsoft Edge (version 18 and higher)
Safari (version 13 and higher)
Opera (version 54 and higher)