What are the different methods of multi-factor authentication?
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What are the different methods of multi-factor authentication?
Multi-factor authentication (MFA) enhances security by requiring two or more verification methods. Common methods include SMS codes, authenticator apps, email links, and biometric verification.
How does an authenticator app work?
Authenticator apps generate time-based one-time passwords (TOTPs) that change every 30 seconds. You scan a QR code during setup, linking the app to your account.
Are there any risks associated with using SMS for MFA?
Yes, SMS can be vulnerable to interception through SIM swapping or phishing attacks, making it less secure than other methods.
What is the most secure MFA method?
Biometric verification, such as fingerprint or facial recognition, is often considered the most secure method, as it relies on unique physical traits.
Can I use multiple MFA methods for the same account?
Yes, many services allow you to enable multiple MFA methods for added security, giving you options in case one method is unavailable.
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