Unverified60% confidenceFactExact time
The three major platforms—Apple, Google, and Microsoft—have jointly adopted Passkey support, with authentication credentials automatically synced via each platform's cloud keychain.
2
Sources
60%
Confidence
Long-term
Relevance
8/7/2026
First Seen
Sources
Related Claims
UnverifiedPasskey, as a consumer-level evolution of FIDO2, is jointly promoted by Apple, Google, and Microsoft and supports cross-device synchronization.80% similarUnverifiedPasskeys introduced in macOS Sonoma and iOS 17 rely on iCloud Keychain for cross-device synchronization.75% similarUnverifiediOS原生App认证链路包含三层结构：操作系统级Keychain（含Secure Enclave硬件加密）、平台设备证明服务（Device Check/App Attest）、应用层业务鉴权69% similar
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