Multi-Factor Authentication [MFA]

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Multi-Factor Authentication [MFA]

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MFA requires two or more forms of verification (like a password + a phone code or app prompt) before granting access.

Why it matters:

Blocks most account compromises — even if a password is stolen.
Critical for email, cloud apps, VPNs, and SSO logins.

Pro tip: Authenticator apps or hardware tokens are more secure than SMS codes.

Alternative Meanings:

Multi-Factor Authentication [MFA]
MFA requires two or more methods of verifying identity (e.g., password + code from phone + fingerprint).
Why it matters:
- Blocks most account takeover attempts, even if passwords are stolen.
- Increasingly required for compliance in industries like healthcare and finance.
Pro tip: Authenticator apps (like Microsoft Authenticator or Google Authenticator) are more secure than SMS text codes.

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