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PKCE
Authentication
A safety feature that makes OAuth logins harder to intercept.
Definition
PKCE is a security add‑on for OAuth login flows that helps prevent someone from stealing the login code.
In plain English
A safety feature that makes OAuth logins harder to intercept.
Why this matters
Why it matters: It protects OAuth logins on mobile and public clients where secrets are harder to keep.
Example
Example: A mobile app uses PKCE when connecting to a Google account.