Firstly, the quality of the instructors at Optisec was really excellent. They were not only very knowledgeable and experienced, but also passionate and enthusiastic about the subject matter. Their in-depth knowledge and practical experience made the teaching material come alive.

They managed to convey complex concepts in an understandable way and created a stimulating learning environment. The instructor was always available to answer questions and provide personal guidance, making me feel fully supported throughout the training.