Selahattin Ahmet TOK is a seasoned cybersecurity professional with extensive experience in managing and securing IT infrastructure. Currently serving as the Cyber Security Group Manager at KoçSistem since December 2021, Selahattin has held several key positions, including Cyber Defense and Network Security Group Manager and Enterprise Security Systems Management Manager at Turk Telekom. Additionally, Selahattin has experience as an IT Infrastructure Manager at Turkcell Global Bilgi and has worked as a Corporate Support Manager at Turkcell. Early career roles include positions as a Senior Network and Security Engineer and Network Engineer at various organizations, including Turkcell and Koç Net. Selahattin holds a degree from Istanbul Technical University, completed in 2006.