About me

Computer network engineer and administrator. Certified Microsoft specialist and educator (MCP, MIEE, MCTS, MS, MTA, MIE), MikroTik specialist (MTCNA, MTCRE), CISCO instructor (CCNA, CCNA Security, CCNP).

Author at Helion publishing house and Udemy educational platform.

I’m curious about

Microsoft technologies, MikroTik, CISCO, Linux, Computer network and system security, Data Center and server administration, cloud solutions.

He enjoys hiking in the mountains (especially the Bieszczady), cycling and working with students.