Identity
Understand and build advanced authentication systems with Chrome
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Login credential sharing
Enable Chrome to share login credentials across affiliated sites.
Verify phone numbers on the web
WebOTP gives users one-time passwords through SMS.
Verify a phone number on desktop
WebOTP helps users enter a phone number verification code on a mobile website in one tap without switching between apps.
Passkeys
Passkeys are an easier and more secure replacement for passwords, enabling users to sign in to their account by unlocking their device screen.
Federated Credential Management API
Overview on MDN
The Federated Credential Management API (or FedCM API) provides a standard mechanism for identity providers to make identity federation services available on the web without the need for third-party cookies and redirects.
Developer guide
The Federated Credential Management API (or FedCM API) provides a standard mechanism for identity providers to make identity federation services available on the web without the need for third-party cookies and redirects.
Web Identity
Review a curated collection of high-quality resources to help you understand authentication basics and how to build your own authentication systems, with modern APIs.