ZyXEL Communications USG FLEX H Series User Manual page 349

Go to User & Authentication > User Authentication > Two-factor Authentication and configure the
following screen as shown.
Figure 215 User & Authentication > User Authentication > Two-factor Authentication
The following table describes the labels in this screen.
Table 173 User & Authentication > User Authentication > Two-factor Authentication
LABEL DESCRIPTION
Enable Enable this to require double-layer security to access a secured network behind the Zyxel
Device via the Web Configurator or SSH.
Valid Time Enter the maximum time (in minutes) that the user must click or tap the authorization link in the
SMS or email in order to get authorization for logins via the Web Configurator or SSH.
Two-factor Select which services require Two-Factor Authentication for the admin user.
Authentication
• Web
for Services:
• SSH
Apply Click Apply to save the changes.
Reset Click Reset to return the screen to its last-saved settings.
Chapter 23 User & Authentication
USG FLEX H Series User's Guide
349