Advanced – Security Testing
Multi-Factor Authentication (MFA) – ISTQB Definition
Last Updated: July 12, 2026 · SoftwareTestPilot QA Team
Official ISTQB Definition
An authentication method requiring two or more verification factors — knowledge, possession, or inherence.
In simple words
Logging in with more than just a password.
Exam tip
TOTP (Google Authenticator), SMS OTP, WebAuthn — each has distinct test scenarios.
Related terms
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