The following instructions should only be followed on sites that you trust. All Java applications supported by the University should be considered trustworthy.
When accessing a site that runs Java, you will be asked if you want to run the application. If you trust it, click on Allow.
You will then be asked if you want to run the specific application. As long as you trust the site, check the box next to Always trust content... and click on Run.
There is further configuration needed for you to access the system on Host-on-Demand.