Surfaced on DaVinci FIDO rejections only, as FidoError.clientError. Standalone and Journey FIDO rejections never carry it.
Names are WebAuthn DOMException names as reported by the native collector.
Android reports an open set: androidx credential exceptions map to their
DOMException names, so any valid name can appear. iOS reports a closed set
of exactly the five names listed. For example, Android classifies a missing
credential as UnknownError while the bridge keeps the rejection code as
FIDO_AUTHENTICATE_CANCELLED: clientError is the server-parity value and
the two fields can intentionally disagree.
WebAuthn DOMException name reported by a failed DaVinci FIDO2 ceremony.