Roman Zaikin is a Security Expert at Check Point Security Technologies. His research has revealed significant flaws in popular services, and major vendors like: Facebook, WhatsApp, Telegram, eBay, AliExpress, LG, DJI, Microsoft, TikTok and more. He has over 10 years of experience in the field of cyber security research. He spoke at various leading conferences worldwide including Black Hat Vegas 2019. taught more than 2500 students at HackerU Ltd, he is also responsible for the design and the material of various cyber courses worldwide. He holds more than 15 Certifications and extensive experience with system administration, network architecture, software development, penetration testing and reverse engineering.