Connecting to the Stony Brook VPN on a Mac

Once you've downloaded and installed GlobalProtect on your computer, use these directions to connect. Be sure you have you default device that is registered with DUO Security handy. If your menu looks different from the images below, check for updates.

GlobalProtect Icons

An earth icon with a shield means you are connected GlobalProtect Connected Icon (Earth with a shield)
A grayed-out earth icon means you are disconnected GlobalProtect disconnected icon (grayed out earth)

  1. Click the GlobalProtect icon global protect disconnected in the menu bar (if the GlobalProtect icon doesn't appear in the menu bar, see Troubleshooting)
  2. If prompted for the portal address, enter it as follows: vpn.stonybrook.edu
    Screenshot of the GlobalProtect connect screen asking for the portal address: vpn.stonybrook.edu
  3. Click Connect
  4. If prompted to Sign In, enter your NetID and NetID password, then click Sign In.
    Screenshot of the GlobalProtect login screen asking for a username and password
  5. Approve authentication on your default Duo Enrolled device (if your default device is a call, then pick up the phone when it rings and press any key on the number pad to finish authentication)
    Screenshot of the Duo Login Request Approval screen
  6. Once connected, the menu bar icon will display the connected icon global protect connected and the GlobalProtect window will show "Connected You are securely connected to the corporate network"
    Screenshot of the GlobalProtect Connected confirmation screen with disconnect button.

Troubleshooting

If your GlobalProtect menus/icon look different, update GlobalProtect:

  1. Click the GlobalProtect icon in the menu bar
  2. If you see about in the menu, click About; if About doesn't appear when you click the icon, click the gear icon, then click About
    gear icon with menu with About
  3. In the About window, click Check for Updates
    global protect about with update button

If the GlobalProtect icon doesn't appear in the menu bar:

  1. Check that GlobalProtect has been downloaded and installed: 
    1. Open Finder and select Applications
      Globalprotect in finder applications
    2. Search for GlobalProtect. If it isn't in Applications, download and install it again
  2. If GlobalProtect is in applications, while viewing Finder, check the menu bar again for the GlobalProtect icon, GlobalProtect Connected Icon (Earth with a shield) or GlobalProtect disconnected icon (grayed out earth)
    Screenshot of the Mac Menu Bar showing the GlobalProtect icon in the top right side.
This Content Last Updated:
03/26/2026

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Estimated Read Time:
1 minutes
This Content Last Updated:
03/26/2026