Malte Kraus recently graduated with a M.Sc. in computer science from Friedrich-Alexander University Erlangen-Nuremberg. He likes to build things that break other things and has been playing CTFs since 2013. Vincent Haupert is a research fellow and PhD candidate at the IT Security Infrastructures Lab of the Friedrich-Alexander University Erlangen-Nürnberg (FAU) in Germany. His main interests are authentication, system security and software protection of mobile devices. Particularly the security of FinTechs and mobile banking is one of his major research subjects.