I have got this working in QlikView. I don't have QlikSense so I think the theory is still the same.
I actually store my section access information in an Excel file and load that into the QV Document.
My spreadsheet looks a little like this:
and the scripting looks like this:
(ooxml, embedded labels, table is security);
This only allows users in my spreadsheet to see the report and access it. Hope this helps.