Two-Factor AuthenticationTwo-Factor Authentication (2FA) enhances security by requiring both a password and a second step like a login code from a mobile device.
Duo® SecurityDuo® Security is a two-factor authentication (2FA) option that combines traditional account credentials with device-based verification.
System Timezone IssuesTroubleshoot and resolve timezone-related automation issues, like incorrect timestamps or cron frequency warnings.
Enable 2FA GloballyBefore you can enable two-factor authentication (2FA) for users or admins, you must enable it globally for your WHMCS installation.
Enable 2FA for AdminsConfigure two-factor authentication (2FA) for Admin Area logins. 2FA enhances security by adding a second step to the login process.
Enable 2FA for ClientsConfigure two-factor authentication (2FA) for Client Area logins. 2FA enhances security by adding a second step to the login process.
Log In Without a Backup CodeYou can restore access to the Admin Area or Client Area after the loss of a two-factor authentication (2FA) device and backup code.
Log In Without a TokenIf users or admins lose their two-factor authentication (2FA) device, they can regain access to WHMCS using their 2FA backup code.
Require 2FAAfter you enable two-factor authentication (2FA), you can require users and admins to configure it the next time that they log in to WHMCS.