Belgium’s telecom and internet sector is critical to the country’s connectivity, digital economy, and national security. From traditional carriers to domain management and internet service providers, these organizations require strong cybersecurity leadership to protect networks, data, and services. The following Chief Information Security Officers are leading the charge in safeguarding Belgium’s digital backbone.
Carl Vanschoenwinkel — Chief Information Security Officer, Proximus NXT
Carl Vanschoenwinkel is currently Chief Information Security Officer at Proximus NXT IT, overseeing the security of Proximus’ next-generation IT infrastructure. His career spans multiple high-impact roles in ICT outsourcing and cybersecurity leadership, including Chief Security Officer positions within HP-Belgacom contracts for the Flemish Government, Security Manager for Eandis, and Operations Director & Security Officer at Kind en Gezin. Carl has also led security consulting and solution management initiatives at Telindus and Ernst & Young, focusing on IT governance, risk management, security reviews, ICT advisory, and service management.
Mark Van Tiggel — Director of Security and Cyber Resilience, Telenet
Mark Van Tiggel leads Telenet’s security and cyber resilience efforts, heading a team dedicated to protecting digital and physical assets. He specializes in Identity and Access Management, Security Governance, Awareness, and Cyber Defense, including the operation of the Security Operations Center. With a focus on building cyber resilience and continuous improvement of organizational risk posture, Mark Van Tiggel is recognized for strong people management and a collaborative approach to strengthening Telenet’s cybersecurity culture.
Xavier Lüthi — Director of Security, Chief Security Officer and Chief Information Security Officer, Orange Belgium
Xavier Lüthi defines and leads security, resilience, and crisis management strategy across Orange Belgium, safeguarding networks, systems, data, and personnel. He is the authority on all security matters, overseeing crisis management, business continuity, and coordinated response to major incidents. Reporting functionally to the Chief Executive Officer, Xavier Lüthi ensures that security enables business innovation while protecting critical telecommunications infrastructure. His strategic vision is central to maintaining the company’s reputation, operational integrity, and long-term success.
Damien Vico — Chief Information Security Officer, IRISNet
Damien Vico focuses on aligning technology with business needs to create secure, strategic solutions for customers. He drives innovation through enterprise architecture, robust cybersecurity strategies, and customer-centric IT operations. Damien bridges the gap between sales and operations, translating complex technologies into actionable business value, coaching teams, and ensuring sustainable growth. His leadership emphasizes resilience, continuous learning, and practical adoption of emerging technologies.
Kristof Tuyteleers — Chief Information Security Officer, DNS Belgium
Kristof Tuyteleers combines deep technical knowledge with pragmatism to implement and monitor cyber and information security, data privacy, and risk management strategies at DNS Belgium. He emphasizes team collaboration, compliance, and business-oriented security awareness. A founder of the European Top-Level Domain Information Sharing and Analysis Center, Kristof Tuyteleers drives international cooperation in domain name cybersecurity, promoting cost-effective solutions that support organizational goals. His work ensures DNS Belgium’s services remain secure, reliable, and aligned with global best practices.
Protecting Belgium’s Digital Backbone
These Chief Information Security Officers exemplify the leadership and strategic vision required to secure Belgium’s telecom and internet. Their work spans enterprise IT, telecommunications networks, internet infrastructure, and domain management, highlighting the importance of cybersecurity across the nation’s most critical digital services.