10-part series
Passkey behaviour changes with every major OS release, and the change notes rarely say so plainly. This series tracks what each Android and iOS version actually altered for relying parties - autofill behaviour, automatic upgrades, credential manager changes - along with the platform bugs worth knowing about before your users find them.
Each article stands on its own - start wherever your problem is.
Explore key passkey updates in Android 16. Learn about new features for account recovery, theft protection, enterprise control & Advanced Protection Mode.
Explore the key passkey updates in Android 17: secure import and export via Credential Exchange, hardened theft protection and Advanced Protection mode.
Learn how iOS 18, macOS 15, Safari 18, and Chrome 136 enable automatic passkey creation, upgrading passwords seamlessly.
Explore the key passkey enhancements in iOS 26. This guide covers the new Passkey Account Creation API, secure import/export and lifecycle management.
The iOS 26.2 WKWebView passkey detection bug where isUVPAA() returns false on Chrome is confirmed fixed in iOS 26.3 stable (23D127, Feb 11, 2026).
Google Password Manager now syncs passkeys across Chrome on Windows, macOS, iOS, iPadOS and Android. Ground-breaking as Google solves cross-platform issues.
Discover new Android 15 passkey features, including single-tap authentication, Autofill Fallback UI, Biometric Input Optimization, and Wear OS support
Learn how passkeys work on iOS 15. Discover the importance of Touch ID and Face ID for WebAuthn and device-bound passkeys on iOS 15.
On iOS and macOS 26 the WebAuthn Signal API deletes passkeys of unrelated accounts. Our reproduction, the affected methods and the trade-off you face.
Explore the passkey updates from Apple's WWDC25 for OS 26. Learn about automatic upgrades, management endpoints and secure credential exchange.
See every login journey clearly, diagnose failures faster and keep your existing IDP in place.