Eunkyu Lee received the B.S. and M.S. degrees in electrical engineering from KAIST, Daejeon, South Korea, in 2017 and 2019, respectively. He is currently pursuing the Ph.D. degree in electrical engineering at KAIST. From 2019 to 2023, he served as a Security Researcher at the Ministry of National Defense of the Republic of Korea. His recent research interests include large language model (LLM) agents, real-time operating systems (RTOS), and reverse engineering for ARM and x86_64 architectures. His earlier work focused on mobile network security, particularly vulnerability discovery in LTE downlink protocols and modem implementations, as well as dynamic protocol testing using software-defined radios. He is also experienced in static and dynamic binary analysis, firmware reverse engineering, and the development of exploitation toolchains for Linux systems at both user and kernel levels.