How to configure 2FA for GUI access in pfSense

pfSense OpenVPN Setup with FreeRadius3 2fa Authentication: Part 1 (OpenVPN Setup) - Will's Security Blog

FreeRadius on pfSense software for Two Factor Authentication

FreeRadius on pfSense software for Two Factor Authentication

Two-Factor Authentication (2FA) for OpenVPN on pfSense - Rublon

Setting Up An OPNSense Network Firewall — SecureDrop stable documentation

Check Point VPN Two-Factor Authentication (2FA) via RADIUS - Protectimus

Two-Factor Authentication (2FA) for OpenVPN on pfSense - Rublon

Two-factor authentication — OPNsense documentation

Netgate pfSense Two-Factor Authentication (2FA) - LoginTC