Mateusz Chrobok is a cybersecurity and AI consultant based in Katowice, Poland, with experience including mobile security work at Samsung R&D Institute Poland and information security consulting for businesses. He has built a following of more than 42,000 people by sharing practical, accessible knowledge about staying safe online and using AI tools responsibly.

That hands-on background led him to found Uczmnie, a platform built to make cybersecurity and AI education approachable for people at any technical level. His courses and materials focus on real-world skills, like securing a home network or using AI safely, rather than abstract theory.