...
For instructions on how to enroll and use a YubiKey security key, see YubiKey and Duo Two-Factor Authentication (2FA).
Add Optional Duo Protections
...
PSU employees automatically receive protections for Single Sign-On (SSO) and the Virtual Private Network (VPN).
PSU students automatically receive protection for the Virtual Private Network (VPN). To receive the Odin password extension benefit, students must also add protection to Single Sign-On (SSO). Instructions can be found at Update protections in Duo Two-Factor Authentication (2FA).
Configure Duo to Remember You on Trusted Devices
...