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Two-Factor Authentication
Requiring a second proof of identity in addition to a password.
- Area
- Data & Systems
- Abbreviation
- 2FA
- Also known as
- 2FA, MFA, multi-factor authentication
- In this area
- 19 terms of 259
Two-factor authentication combines something you know with something you have — a time-based code, a hardware key, a push approval — so a stolen password alone is not enough to sign in.
It is the single highest-value security control available for business systems, and it matters most on the accounts that can change bank details or approve payments.
See it in AWRA OpsHub
Security Operations
Two-Factor Authentication is not just a definition here
Data & Systems runs on this vocabulary every day in AWRA OpsHub — 19 of our 259 glossary terms describe things the platform actually does.