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9 pages in this section.
Learn mobile authentication basics with 10 examples covering session models, token storage on device, and logout-everywhere semantics.
Implement OAuth with PKCE in Expo apps using expo-auth-session. Learn redirect URI setup, Google and Apple provider quirks, and PKCE fundamentals.
Learn how Expo's SecureStore uses iOS Keychain and Android Keystore to securely store refresh tokens, protecting them from unauthorized access.
Implement Face ID, Touch ID, and Android biometrics in your Expo app using expo-local-authentication for step-up authentication.
Learn 25 authentication best practices for Expo SDK 57 apps, covering OWASP Mobile themes like insecure storage, communication, and authentication.
A single-page roundup of every highlight bullet from the 8 pages in the Auth Security section, grouped by source page so you can scan all 48 takeaways without opening each article individually.