If you need to access Visio, you can do so through Azure using these instructions.
Go to cae.wisc.edu and click on "Students" on the red bar to find the link for Azure. Sign into Azure with your NetID account (not CAE).
There are two ways to find Visio.
Option 1: Under "Education - Overview" you will see a few options. Click on "Software" and use the search bar at the top of the list to search for "Visio."
Option 2: Locate the section labeled "Download free software" on the homepage and click the "See all software" link.
Using the search bar at the top of the list, search for "Visio."
After you select the version you want to download, there will be a "View Key" option where you will find the key needed to activate Visio after you download.