[yourusername]

Often the software itself is fine but it makes it possible for the IT department to configure performance killing behaviours. SHA hash every file you open, execute specific actions if the a opened file or process matches specific heuristics, log everything.

[hbogert]

Well the reason they install it is often not to enable the features you bought the license for, which is, on-the-fly scanning. It pushes all IO through a hose in case of windows defender.