What is MFA
Multi-Factor Authentication
MFA (Multi-Factor Authentication) is an authentication method requiring identity verification through multiple independent factors.
Authentication Factors
- Knowledge — password, PIN
- Possession — phone, token, smart card
- Biometrics — fingerprint, face, voice
MFA Benefits
- Protection against password theft
- 99% reduction in breach risk
- Security standard compliance
- Phishing protection
- Login auditing
MFA Methods
- SMS/Email codes
- Authenticator apps (TOTP)
- Push notifications
- Hardware keys (YubiKey, FIDO2)
- Biometric scanners