Cisco AnyConnect (error) - "Environment doesn't meet the criteria"
This is a short guide on how to correct the common "Environment doesn't meet the criteria" error from Cicso Anyconnect.
The Error:

This error is seen when the Windows Defender virus definitions are out of date. These definitions are typically updated automatically but sometimes they need to be updated manually.
- Go to Microsoft's Windows Defender update page here: https://www.microsoft.com/en-us/wdsi/defenderupdates.
- Scroll down to the table of available downloads.
- Click the 64-bit version of Windows Defender Antivirus for Windows 10 and Windows 8.1.
- Go to your Downloads folder and double-click the file you just downloaded to run the update.
- You will not see anything on your screen while the update is installing.
- Wait a minute for the update to finish.
- Try connecting to AnyConnect again (don't forget Duo!).
If you continue to have issues, please contact the Technology Help Desk.