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Technology at SCU

Clearpass OnGuard FAQ

The Information Security Office has compiled a list of frequently asked questions to help users with OnGuard.

If you have any questions or further issues, please contact the Technology Help Desk for further assistance. Linux users, please contact the Information Security Office.

Yes - OnGuard will only update to healthy or unhealthy when you are on eduroam on-campus.

OnGuard will alert you to your issue and will provide a grace period to maintain internet access to update your AV software and operating system. If the grace period expires, you will need to contact the Technology Help Desk for further assistance.

Yes! Currently, the University provides SentinelOne Core for free for student, faculty and staff personal computers. You can find more information here.

SCU-Guest DOES NOT require OnGuard.

OnGuard is only required on your home computer if you will be using it on eduroam on-campus. VPN is a separate service and does not require OnGuard.

Please contact the Technology Help Desk and provide the following information:
1.  The name of the individual who needs administrative rights
2.  The Computer Name or Asset/PC Replacement Tag
3.  Identify if this is a Mac or Windows computer

Note #1 for Monterey 12.15 Users: After double-clicking the DMG file, you will need to open Finder and find the DMG listed as a drive under Locations like a USB drive may look. You will need to double-click that Location to then double-click the PKG file to proceed with installation.

OnGuard macOS Monterey pkg

Please check your DNS settings to make sure you are getting campus DNS servers. DNS (domain name service) is a network protocol that allows your computer to turn website names into IP addresses. Internet DNS servers like Google's ( do not know what campus-only websites and resources are.


  1. Open System Preferences, either from the Menu Dock or the Apple menu > System Preferences
  2. Click Show All
  3. Click Network

    Note: If the lock in the lower-left corner of the window is closed, you must click it and enter your Mac OS X administrator password before you can make changes to settings.

  4. In the left-hand pane, choose the wireless network connection
  5. Select the Advanced button and the DNS tab
  6. The DNS servers listed should be greyed out (that means they were auto-populated). If there are DNS servers in black font, these are manually added. Often times it's Google's DNS server ( Please use the minus ( - ) button to remove the black font servers.


  1. Click the Windows button and type "network status." Hit Enter.
  2. Select "Change adapter options."
  3. Right-click on your wireless adapter (often labeled as "Wi-Fi") and select Properties.
  4. Select Internet Protocol Version 4 (TCP/IPv4) and click Properties
  5. Make sure that both Obtain an IP address automatically and Obtain DNS server address automatically are selected. Click OK.

Your MAC address (sometimes called "physical address") is a unique network identifier for your computer.


  1. Click the Apple icon in the top-left corner of your screen and select System Preferences.
  2. Click Network.
  3. Select the network you would like to view the MAC address for (in this case WiFi).
  4. Click Advanced towards the bottom right of the window. 
  5. On the WiFi tab, the Wi-Fi MAC Address is listed towards the bottom of the window.


  1. Click the Wireless icon in the bottom-right of your screen.
  2. Find the network you are connected to (eduroam) and select Properties.
  3. Scroll down to the bottom of the page that opened and find the last value Physical address (MAC).