Cybersecurity company Trellix's 'Mind of the CISO 2023' report found that nearly half of South African organisations found it necessary to completely overhaul the skills and qualifications of their cybersecurity teams and make significant process and technology improvements following major cybersecurity incidents in 2023. The report surveyed 500 security executives from 13 countries around the world, including South Africa. South African respondents represented organisations with staff sizes ranging from 1 000 to 10 000 employees, mainly in healthcare, energy, manufacturing, financial services and the public sector, the Trellix Advanced Research Centre said.