Marius (nsr) is a postdoctoral researcher at Vrije Universiteit Amsterdam. His research interests cover (in-)security of embedded systems, as well as binary and microarchitectural exploitation. He obtained his PhD from Sorbonne University in cooperation with EURECOM. He developed and maintains avatar2, a framework for analyzing embedded systems firmware. Most recently, he used the framework in the scope of the FirmWire project for automated security testing of cellular baseband implementations.