The signalAllAcceptedCredentials() static method of the PublicKeyCredential interface signals to the authenticator all of the valid credential IDs that the relying party (RP) server still holds for a particular user.| developer.mozilla.org
The Web Authentication API (WebAuthn) is an extension of the Credential Management API that enables strong authentication with public key cryptography, enabling passwordless authentication and secure multi-factor authentication (MFA) without SMS texts.| developer.mozilla.org