There is a reverse engineering challenge from the german federal intelligence service with 3 different tasks:
I found this very interesting but I'm even unable to figure out Level 1 - I've managed to get to the source of the .exe, figured out the string
The iron bank will have its due => A Lannister always pays his debts
set up a MySQL Server with port 1337 but that's where my knowledge seems to stop.
Is there anyone who might be able to solve it and wouldn't mind to enlighten me in a pm?