Mustafa Arsad Geylani is a Cyber Security Specialist at Türkiye İş Bankası, having previously served as a Security Engineer at Fibabanka and as a Software Tester at Virtual i Technologies. Experience includes utilizing Selenium for automated testing, participating in security audits, and contributing to award-winning projects such as the 2022 Smart Water Project at LAYERMARK. Educational qualifications encompass a Bachelor of Science in Computer Technology and Information Systems from Bilkent University and a Master of Science in Cybersecurity from Universität des Saarlandes. Additional experience includes a summer school program in Computer Engineering at Türk Hava Kurumu Üniversitesi.