Lumiere CTF is a cybersecurity competition that is part of Lumiere Fest, hosted by the College of Engineering Kidangoor. It is aimed at cybersecurity enthusiasts and features challenges ranging from beginner to intermediate levels, with a focus on beginner-friendly challenges. The goal of Lumiere CTF is to promote cybersecurity among university students by creating hands-on, interactive, and educational capture-the-flag (CTF) contests that make it easier to learn new cybersecurity skills. The challenges are contributed by TamilCTF, a group of cybersecurity enthusiasts who are dedicated to creating engaging and challenging CTFs for learners of all levels. TamilCTF currently holds the third rank in India's cybersecurity ranking