Turkcell
Çağrı Yiğit possesses extensive experience in the field of cyber security, currently serving as a Mentor at Cyversity since August 2024 and holding various roles at Turkcell since August 2017, including Offensive Security Senior Expert and Expert Cyber Security Analyst. Çağrı's journey began with educational foundations in engineering and cyber security, culminating in a Master's degree from Gebze Technical University in 2023 and an ongoing MBA at Yıldız Technical University. Previous roles include Help Desk Analyst at ETC Telekomünikasyon and Project Support Engineer at Makea Otomasyon Sistemleri, showcasing a well-rounded background in network operations and technical support.
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Turkcell
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Turkcell is a converged telecommunication and technology services provider, founded and headquartered in Turkey. It serves its customers with voice, data, TV and value-added consumer and enterprise services on mobile and fixed networks.T urkcell's shares have been traded on the Borsa Istanbul (BIST) and New York Stock Exchanges (NYSE) since July 11, 2000, and it is the only Turkish company to be listed on the latter exchange. Turkcell is also quoted on the Borsa Istanbul Sustainability Index.