Digital communication tools in a public sector: Ukraine case-study of national security providing

. The article is focused on actual experience of using specific digi- tal instruments to communicate with civil society in part of providing sustainable national security. We aggregated the data about efficiency of using digital communication tools in actual reality of a full-scale war of Russia against Ukraine, and compare experience of the EU countries in digital communication in context of Ukraine`s European association. One of the most important fields of usage of specific digital communication tools to provide national security is the transparency and the public information access with supplying ef- fective feedback. The usage of digital communication tools is gaining great im-portance in case of Ukraine, including and considering sustainable cyber, civil, economic, military and national security in realities of a full-scale war and safety threats. Finally, the other challenge is the need to utilize mobile applica- tions for providing administrative services, which also rising considerable security concerns due to involvement of an extensive number of civil users. As a result of these processes, there is a need to transform and rethink the current usage of digital communication tools to provide proper balance between securi- ty and efficiency and economy of public services delivered via digital tools.