Who was using the iPad?

I have a somewhat interesting scenario and looking for ideas on how to solve it...

The problem: we have web filtering enabled and for policy and safeguarding reasons, each time a page is blocked by web filtering we need to know who the active user was of an iPad at the time. The problem is that the iPads are shared and the user could have been any one of 15 people. Unfortunately I don't know the name of the web …

blocked cybersecurity ideas ipad page policy problem scenario web