Frieder Steinmetz works as Senior Security Analyst at ERNW Enno Rey Netzwerke GmbH. He earned his Master’s degree on the security of embedded and cyber-physical devices from the Technical University of Hamburg. He has a background in cryptography, published work on the security of encrypted messaging protocols and malicious USB devices and Bluetooth security. His work focuses on pentesting embedded devices, as well as their back-end communication and infrastructure. He regularly gives Trainings on subjects such as IoT, RFID/NFC Hacking, web application pentesting and communications security.