I attended one of the Blackstorm workshops. The extensive material had a lot of practice contents through examples, and the dynamics included presentation and practice, which made the course flow positively and with less fatigue.
Alexandre has full knowledgement and the approach was quite clear, understandable and objective, even on complex subjects. In addition, Alexandre maintained the concern with the good understanding of all, demonstrating not only knowledge but excellent didactics.
CDS SecInfo Division Chief