For 20 years he has been responsible for management of IT and OT security projects, audits, and professional services as well as technical marketing and business development. Currently he is CTO/ Technical Director of CLICO, a security solutions distributor and service provider operating in Poland and other Central and Eastern European countries. His doctoral dissertation was elaborated at the Military University of Technology in Poland in the special field of IT systems security auditing and network protections designing. He is certified instructor providing official (ISC)2 CISSP and EC-Council CCISO trainings in Poland. He is an author of many articles and 6 books about IT security published in Polish and international magazines.