FAQ
Interzone Authenticator
Interzone Authenticator FAQ: 2FA and TOTP Codes
A help center for two-factor authentication: what 2FA is, how a TOTP generator online works, how to get a one-time code, and how to use a Base32 token safely.
Main articles
18
FAQ
Main articles
Getting started
What Is TOTP and how does a one-time code work?
TOTP turns a shared secret and time into a short one-time code for 2FA sign-ins.
Open article Getting startedOnline Authenticator: when do you need one for 2FA?
An Online Authenticator shows a one-time TOTP code in the browser and helps teams open a 2FA generator quickly.
Open article Getting startedWhat is 2FA and why does two-factor authentication matter?
2FA protects an account with a second verification factor and reduces the risk of password-only sign-ins.
Open article Getting startedHow does Microsoft Authenticator work with TOTP?
Microsoft Authenticator shows TOTP codes from the same secret a service issues during 2FA setup.
Open article Getting startedHow do you choose a 2FA app?
A good 2FA app stores TOTP secrets safely and helps prevent account lockout.
Open article Getting startedWhy do TOTP token errors happen?
If a TOTP code fails, check the secret, spaces, account, and clock before resetting 2FA.
Open article
Contacts and services