The European Union Agency for Cybersecurity - A new chapter for ENISA ENISA was established in March 2004 as the European Network and Information Security Agency, and has since been working to make Europe cyber secure. As such, the Agency worked closely together with Members States and other stakeholders to provide guidance and support to improve their cybersecurity capabilities. On Thursday 27 June 2019, the EU Cybersecurity Act (CSA) entered into force, and ENISA became the European Union Agency for Cybersecurity, with a new permanent mandate. The EU Cybersecurity Act gives ENISA a reinforced