Definition
Risk-Based Authentication (RBA) is an adaptive security mechanism that adjusts authentication requirements in real time based on the assessed risk level of a login attempt, requiring stronger verification for suspicious activity.
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Related Terms
Conditional Access
Conditional Access is an identity-driven security policy framework that enforces access decisions based on contextual signals such as user identity, device health, location, and risk level before granting access to resources.
Multi-Factor Authentication
Multi-Factor Authentication (MFA) is a security method that requires users to provide two or more verification factors to gain access to a resource. It combines something you know (password), something you have (token), and something you are (biometrics).
Zero Trust
Zero Trust is a security framework that requires all users, devices, and applications to be verified, authenticated, and continuously validated before being granted access to resources, regardless of whether they are inside or outside the network perimeter.
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