Zouheir is a common Tunisian first name.
There is a soccer player named https://en.wikipedia.org/wiki/Zouheir_Dhaouadi for example.
I don’t see much reason to believe that there wasn’t a Tunisian security guard working that day who did what he did with the name of Zouheir.
“—Noemie Bisserbe contributed to this article.”
So, if you want to go any deeper, feel free. Three people you can ask.
So, there you go. Everything you need.