Troubleshooting Logging into the VPN with 2-step login (Duo Security)
This KB Article References:
This Information is Intended for:
Instructors,
Guests,
Researchers,
Staff
When you log into the VPN: https://vpn.stonybrook.edu
Your default Duo device will receive a push notification to complete the login.
If you do not have your default device available, you will not be able to log in. See Managing Your Duo Devices and Settings
Important Files & Links:
This Content Last Updated:
11/17/2025
Supported By
Customer Engagement and Support
Need Help? The fastest way to get support is by submitting a request through our ticketing system.
Get Help With the VPN