7 List of Abbreviations CEF – Connecting Europe Facility ECSO – European Cyber Security Organization ENISA – European Network and Information Security Agency EU – European Union ISF – Internal Security Fund CII – Critical Information Infrastructure MT – Ministry of Transport MRD – Ministry of Regional Development MD – Ministry of Defence MIT – Ministry of Industry and Trade MEYS – Ministry of Education, Youth and Sports MI – Ministry of the Interior MFA – Ministry of Foreign Affairs NATO – North Atlantic Treaty Organization NSA – National Security Authority NCISA - National Cyber and Information Security Agency RDIC – Research, Development, and Innovation Council TACR – Technology Agency of the Czech Republic TCCAS – Technology Centre of the CAS OGCR - Office of the Government of the Czech Republic R&D&I – Research, development, and innovation SIS – Significant information systems 23