The computers had this 'netop school' remote control software installed. The program enabled locking the screen, executing a command remotely and screencasts. The setup had a few master installations, which allowed, if authorized to use these features.
Computers and using them like this were a new thing, and as the teachers were mostly at least in their 40s, this setup was a challenge - so the IT-administration had issued pretty easy-to-remember passwords, which were easily captured just by looking over the typist's shoulder.
So this is where the fun starts. Anyone remember Back Orifice? Anyone remember what c:\con\con did? Me and my friends installed BO pretty much to every single computer on the school, so it was kind of a standard to steal homework, passwords, essays whatever remotely from other students. One of my proudest moments was executing c:\con\con on every school's computer simultaneously, and watching them all turn in a blue screen. Yes, many lost work that day.
A friend of mine managed to grab
I believe this kind of activity might lead to more severe problems these days: as a response to all this I was sent to study Java and humbleness to the local technical university at the age of 12.