xvii REUTERS. 2020. U.S. says concerned by threat of cyber attack against Czech Republic healthcare. https://www.reuters.com/article/us-czech-cyberusa/us-says-concerned-by-threat-of-cyber-attackagainst-czech-republic-healthcare-idUSKBN22000J xviii Prague University of Economics and Business. 2020. Ransomware útok. https://ci.vse.cz/blog/2020/02/11/ransomware-utok− 11−02−2020/ xix Masaryk University. 2020. Warning: Masaryk University users targeted by malware. https://csirt.muni.cz/about-us/news/update_june_ malware xx Computer Centre of Palacký University Olomouc. 2020. Objevila se nová forma ransomwaru. https://www.facebook.com/itupol.cz/ posts/1903363483128324/ xxi Council of the EU. 2020. EU poprvé uložila sankce za kybernetické útoky. https://www.consilium.europa.eu/cs/press/pressreleases/2020/07/30/eu-imposes-the-first-eversanctions-against-cyber-attacks/ xxii Council of the EU. 2020. Nepřátelské kybernetické útoky: EU uvalila sankce na dvě fyzické osoby a jeden subjekt za hackerský útok v německém Spolkovém sněmu v roce 2015. https://www.consilium.europa.eu/cs/press/pressreleases/2020/10/22/malicious-cyber-attackseu-sanctions-two-individuals-and-one-bodyover−2015-bundestag-hack/ xxiii European Commission. 2020. Společné sdělení Evropskému parlamentu a Radě: Strategie ky­ bernetické bezpečnosti EU pro digitální dekádu https://eur-lex.europa.eu/legal-cotent/CS/TXT/ hHTML/?uri=CELEX:52020C0018&qid=153348 5886151&from=EN xxiv European Commission. 2020. Proposal for a Directive of the European Parliament and of the Council on measures to ensure a high common level of network and information security and repealing Directive (EU) 2016/1148. https://eur-lex.europa.eu/legal-content/CS/TXT/ HTML/?uri=CELEX:52020PC0823&from=EN xxv European Commission. 2020. Cybersecurity of 5G networks – EU Toolbox of risk-mitigating measures. https://ec.europa.eu/digital-single-market/en/ news/cybersecurity−5g-networks-eu-toolbox-riskmitigatig-measures Measures Sources 38