While a VPN protects your data in transit, protects the gateway to your accounts. Dou and her colleagues emphasize that 2FA is often a more critical security step than a VPN for most users. By requiring a second form of identification—such as a push notification from Cisco Duo —2FA ensures that even a stolen password isn't enough for a hacker to gain access. Strengthening VPNs with 2FA
Boosting VPN Security with Two-Factor Authentication (2FA) eva dou two-factor authentication vpn
Check the admin guide for "RADIUS integration" or "External MFA support." If your model lacks these features, it’s time to upgrade your firmware or your hardware. While a VPN protects your data in transit,