Hi! My name is Emiel Wiedijk. I am a PhD student at the Ruhr University Bochum supervised by Eike Kiltz. Before starting my PhD, I graduated the master of mathematics at the University of Amsterdam after doing a master's thesis supervised by Nicolas Resch, Maxime Bombar and Jeroen Zuiddam about worst-case to average-case reductions in code-based cryptography. In between my master's and my PhD I did a research internship at ISTA hosted by Krzysztof Pietrzak. I am interested in various aspects of