ANDRUKIEWICZ, Elżbieta; KRAWIEC, Piotr. The Proactive Face of Cybersecurity: Certification. Legislation and Market Response from the Perspective of ITSEF. Journal of Telecommunications and Information Technology, [S. l.], n. Special Issue, p. 6–10, 2025. DOI: 10.26636/jtit.2025.FITCE2024.1984. Disponível em: https://jtit.pl/jtit/article/view/1984. Acesso em: 31 may. 2026.