Woncheol Lee Email & Phone Number

Seoul, South Korea

Gyeryong, South Chungcheong, South Korea

• Developed a web-based forensic tool designed for basic analysis tasks—such as filtering, sorting, andsearching—within large CSV-like tables (500MB+), including the Master File Table (MFT), compatible with modern browsers like Chrome and Edge. Keywords: Full-stack, FastAPI, Vue.js, Celery, Redis, SQLAlchemy, PostgreSQL, Docker• Led the Red Team in the Naval cyber exercise, conducting simulated attacks on Navy cyber assets.• Led the evaluation team in piloting the K-RMF… Show more • Developed a web-based forensic tool designed for basic analysis tasks—such as filtering, sorting, andsearching—within large CSV-like tables (500MB+), including the Master File Table (MFT), compatible with modern browsers like Chrome and Edge. Keywords: Full-stack, FastAPI, Vue.js, Celery, Redis, SQLAlchemy, PostgreSQL, Docker• Led the Red Team in the Naval cyber exercise, conducting simulated attacks on Navy cyber assets.• Led the evaluation team in piloting the K-RMF (Risk Management Framework) on the ROK Navy’s C4I system, examining over 400 security controls.• Organized Naval Cybersecurity Competitions (CTF-style), involving problem creation and event coordination.• Participated in International Cybersecurity Exercises. - Participated in the 2023 Locked Shields exercise organized by NATO CCDCOE, specializing in cyber asset defense automation tool development and web application security. - Participated in the 2022 Cobra Gold exercise organized by Thailand and the U.S., as the ROK Navy Cyber Defense Team Leader, collaborating with various countries to carry out defensive missions. Show less

Chinhae, South Gyeongsang, South Korea

• Customized open-source software to develop an Online Judge System, enabling the assignment of exclusive tasks from a common problem set for training courses. Keywords: Django REST Framework, Vue.js, PostgreSQL, Docker• Introduced problem-solving-based programming education for Navy cyber/IT personnel, actively conducted training, leading to the selection as a Naval Outstanding Instructor.• Established and volunteered as a coach for the ROK Naval Academy’s first ICPC team,… Show more • Customized open-source software to develop an Online Judge System, enabling the assignment of exclusive tasks from a common problem set for training courses. Keywords: Django REST Framework, Vue.js, PostgreSQL, Docker• Introduced problem-solving-based programming education for Navy cyber/IT personnel, actively conducted training, leading to the selection as a Naval Outstanding Instructor.• Established and volunteered as a coach for the ROK Naval Academy’s first ICPC team, teaching algorithmic problem-solving skills to the team members. Show less

Seoul, South Korea

• Enhanced performance and functionality of a protocol reverse engineering tool implemented in C++. Keywords: C++, Data Structure, Algorithm - Improved the internal algorithm to reduce execution time significantly, from 50+ hours for one test to within approximately 5 minutes for the same test set. - Automated the evaluation process using a dynamic-programming-based algorithm, which was previously done manually.• Ported an open-source, Linux-based Dynamic Taint… Show more • Enhanced performance and functionality of a protocol reverse engineering tool implemented in C++. Keywords: C++, Data Structure, Algorithm - Improved the internal algorithm to reduce execution time significantly, from 50+ hours for one test to within approximately 5 minutes for the same test set. - Automated the evaluation process using a dynamic-programming-based algorithm, which was previously done manually.• Ported an open-source, Linux-based Dynamic Taint Analysis tool, implemented in C++, to Windowsby adapting the original Linux system calls to be compatible with Windows APIs. Keywords: C++, Pintool, Linux System Call, Windows API Show less

Bachelor'S Degree, Cyber Defense

Activities and Societies: Algorithm, Table Tennis

Education record