Poland’s computer and network security sector is shaped not only by in-house CISOs, but by a broader group of cybersecurity leaders building platforms, advising organizations, running SOCs, and advancing national and commercial security capabilities. These professionals operate at the intersection of technology, services, research, and governance, helping organizations defend complex infrastructures while adapting to evolving threats. The leaders featured below reflect the depth and diversity of Poland’s cybersecurity ecosystem.
Andrzej Nowodworski — Chief Information Security Officer, APT Defend
Andrzej Nowodworski is the CISO at APT Defend, where he is responsible for shaping the business strategy of the APT Bait platform, expanding partner networks, and guiding high-level product development. With a strong networking background and hands-on experience in IT security, programming, reverse engineering, and fraud prevention, he combines technical depth with product and market-oriented cybersecurity leadership.
Grzegorz Nowak — Chief Information Security Officer, CYBERPROFESS.PL
Grzegorz Nowak serves as CISO at CYBERPROFESS.PL and Director of the Cybersecurity and Data Protection Center in Władysławowo. His background spans public administration, advisory services, and education, with extensive experience in security audits, network security, data protection, and cybersecurity consulting, supported by many years of independent practice and instructional work.
Roberto Arias Alegría — Fractional Chief Information Security Officer, Metaluxo Information Security
Roberto Arias Alegría is a Fractional CISO and cybersecurity advisor supporting startups and growing organizations with practical, risk-based security strategies. With nearly two decades of global experience across multiple regions, he focuses on scalable governance, cloud and application security, and executive-level advisory, helping leadership teams align security with growth and business realities.
Sergei Guliaev — Chief Information Security Officer, Security.Studio
Sergei Guliaev is the CISO at Security.Studio with more than 16 years of experience delivering information security solutions for organizations ranging from startups to multi-branch banks. His expertise covers DevSecOps, cloud security, compliance, risk assessment, and audit, with hands-on leadership in building teams, securing payment ecosystems, and aligning security programs to standards such as PCI DSS, ISO 27001, NIST, and OWASP.
Łukasz Kania — Chief Information Security Officer, ALTEN Polska
Łukasz Kania is the CISO at ALTEN Polska, where he leads the implementation of group security policies, incident and continuity management, and ISO 27001-aligned governance. Known for his strategic mindset and collaborative approach, he works closely with business, quality, and pre-sales teams to embed security culture, support audits, and advise on cloud security in complex engineering environments.
Marek Janiszewski — Head of Cybersecurity Department, NASK
Marek Janiszewski heads the Cybersecurity Department at NASK and is a cybersecurity researcher and specialist with over a decade of experience in the ICT domain. His work spans intrusion detection, penetration testing, personal data management, and trust systems, alongside a strong focus on education through highly regarded cybersecurity training programs.
Michał Tomaszewski — Chief Information Security Officer, Grupa Exorigo-Upos
Michał Tomaszewski is the CISO at Grupa Exorigo-Upos, responsible for defining group-wide information security strategy, leading security services and pre-sales activities, and managing data protection and compliance projects. His role combines advisory work, risk analysis, audit delivery, and implementation of practical security solutions tailored to client and organizational needs.
Jarek Sordyl — Founder, CISO4U | Vice President and Board Member, CISO #Poland
Jarek Sordyl is the founder of CISO4U and a board member of the CISO #Poland initiative, with a focus on SOC, CERT, and CSIRT services across IT and OT/ICS environments. He brings strategic leadership in risk management, resilience, incident response, and regulatory alignment, while actively contributing to one of Poland’s largest non-commercial communities of senior cybersecurity leaders.
Robert Furtek — CyberSecurity Department Director, Comarch
Robert Furtek is the CyberSecurity Department Director at Comarch, having progressed through engineering and leadership roles within the organization. His experience spans building and leading cybersecurity teams, delivering enterprise security solutions, and overseeing department-level strategy and execution within one of Poland’s largest technology companies.
Advancing Poland’s Cybersecurity Leadership Ecosystem
The computer and network security industry in Poland is driven by a broad spectrum of cybersecurity leaders: product builders, advisors, SOC operators, researchers, and enterprise executives. Together, they strengthen digital resilience across sectors, contribute to national and commercial security maturity, and ensure that cybersecurity leadership extends well beyond the traditional CISO role.