The leak contains information from employees, some documents, email addresses, and etc…
https://ufile.io/xelvkjdp
“The NATO Cooperative Cyber Defence Centre of Excellence (NATO CCD COE) is an international military organisation accredited in 2008 by NATO’s North Atlantic Council as a ‘Centre of Excellence’. Located in Tallinn, Estonia, the Centre is currently supported by Estonia, Germany, Hungary, Italy, Latvia, Lithuania, the Netherlands, Poland, Slovakia, Spain, and the USA as Sponsoring Nations. The Centre is not part of NATO’s command or force structure, nor is it funded by NATO. However, it is part of a wider framework supporting NATO Command Arrangements.”