2FA vs MFA: What's the Difference?
2FA and MFA are often used interchangeably, but they're not the same thing. Learn the precise difference and which one your business or personal accounts actually need.
Read more →2FA Security Blog
In-depth guides, tips, and tutorials on two-factor authentication and online security.
Security
Is SMS 2FA Safe? Why Security Experts Say No
SMS-based 2FA is better than no 2FA, but it has serious weaknesses. Learn why security experts recommend switching to an authenticator app and how to do it.
Read more →Is Google Authenticator Cloud Backup Safe? The Honest Answer
Google Authenticator added cloud backup in 2023. But is it safe? We explain exactly what gets synced, the security risks, and whether you should turn it on.
Read more →How Time-Based One-Time Passwords Work | 2FA Fast
TOTP (Time-Based One-Time Password) is the technology behind every authenticator app. Learn exactly how it works, the math behind it, and why it's so secure.
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