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Adaptive Authentication
Authentication
Login security that changes based on risk (new device, new location, etc.).
Definition
Adaptive authentication asks for extra checks only when something looks unusual.
In plain English
Login security that changes based on risk (new device, new location, etc.).
Why this matters
Why it matters: It can stop suspicious logins, but may rely on tracking-like signals.
Example
Example: A site asks for MFA only when you sign in from a new device.