At the beginning we were given a short assignment. Our customer needed to improve the visibility of his workstations so that he was able to monitor and block threats in real time in his heterogeneous environment. The implementation of ESET Enterprise Inspector EDR has just started. In today's coronavirus age, there is enormous pressure on IT departments, not only because of the transition to home office, but also because of the increased rate of spreading threats. In the presentation, we will show you some specific examples of how we captured, investigated and blocked advanced threats.