Web platform features explorer - Web authentication signal methods

The signalUnknownCredential(), signalAllAcceptedCredentials(), and signalCurrentUserDetails() methods of PublicKeyCredential inform authenticators of the state of public key credentials, so that incorrect or revoked credentials may be updated, removed, or hidden.

Status

Limited availability

MDN documentation

Specifications

Web Authentication: An API for accessing Public Key Credentials - Level 3 (#sctn-signal-methods), from Web Authentication Working Group (W3C).

Browser support

Chrome 132 Released on 2025-01-14
Chrome Android 132 Released on 2025-01-14
Edge 132 Released on 2025-01-17
Firefox ❌
Firefox for Android ❌
Safari 26 Released on 2025-09-15
Safari on iOS 26 Released on 2025-09-15

Baseline availability blocked since September 2025 by Firefox (5 months)

Web Platform Tests (WPT)

View the latest WPT test results for this feature

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