Ensar Şeker is a seasoned educator with over 18 years of teaching experience. Throughout his illustrious career, he has taught more than 600 courses, imparting his extensive knowledge and expertise to a diverse array of students and professionals. His teaching journey has seen him contribute significantly to prestigious institutions such as the EU Commission, TÜBİTAK, NATO, and Tallinn University of Technology, as well as various private companies he has collaborated with.

Ensar's exceptional credentials include serving as a technical expert trainer for CEPOL (European Union Agency for Law Enforcement Training) and a technical training provider for the Department of Homeland Security's National Initiative for Cybersecurity Careers and Studies (DHS NICCS). His role extends beyond just teaching; he provides mentorship and technical training to organizations upon request, tailoring his approach to meet the specific needs and challenges of each entity.

Here are some of the courses he teaches, but the list is not limited to these.