Aleksandar Kotevski is a highly professional expert with 25+ years of experience in Red Team and Blue Team operations in domain of Cyber Security. After faculty of computer science, Aleksandar started his own company i.e. Internet Service Provider Extranet. However, after couple of years his company was allegedly destroyed by some of the big players in ISP world in Serbia. He then decided to move to Belgrade and work for some of the renowed companies there. In 2011, he started his professional journey in Serbia Business Registers Agency and after 7 years, Aleksandar created Advanced Cyber Security Ltd company.