What Is 2FA And How TOTP Works
Understand the basics of two-factor authentication, TOTP apps, and how local code generation protects accounts.
Read Guide2FA Guide Hub is now structured like a proper tools brand: the homepage leads with the 2FA authenticator, while IP purity check and speed test each have dedicated pages for cleaner SEO, lighter first load, and a more focused workflow.
The main entry is now a dedicated 2FA workflow with cleaner trust messaging, better readability, and less distraction.
This keeps the homepage aligned with your main intent. Visitors see the 2FA tool immediately, while the more advanced IP utilities are available through dedicated, more focused routes.
Your secret key stays in the browser and never needs server upload.
Paste the Base32 secret, generate a TOTP code, copy it, and move on fast.
Secondary tools no longer bloat the homepage or fight with the flagship workflow.
Understand the basics of two-factor authentication, TOTP apps, and how local code generation protects accounts.
Read GuideLearn how to back up recovery codes, change devices safely, and reduce the risk of losing 2FA access.
Read GuideSee how residential IP, datacenter IP, VPN and proxy signals affect trust, quality, and network diagnostics.
Read Guide