These services are almost certain to be "at risk" as the in-house IT services become increasingly centered around the Online Microsoft offering.
This ssid is broadcast on the same University of Cambridge wifi gateways as eduroam.
You require the mac address of your device, and the service will email you a "WPA2" password that will only work with that mac address.
Here is how you can register a device with its mac address:
A guide available here: https://help.uis.cam.ac.uk/service/wi-fi/unicam-iot-wifi
The actual registration site is here: https://uws-cppm-a1.wireless.cam.ac.uk/guest/mac_index.php
This approach creates a userid/password pair your device can use if it supports 'enterprise authentication'.
General help for wifi access at Cambridge here:
https://help.uis.cam.ac.uk/service/wi-fi
Help for the 'tokens' service here.
https://help.uis.cam.ac.uk/service/network-services/tokens
For a device, you can create a user-id/password pair here:
The 'General help' gives guides for normal users interactive connecting with each OS, and for 'device' configuration the most useful info is in the 'Generic' instructions here:
https://help.uis.cam.ac.uk/service/wi-fi/device-instructions/other