https://stratcomcoe.org/cuploads/pfiles/Nato-Cyber-Report_11-06-2021-4f4ce.pdf
https://dserver.bundestag.de/btd/20/057/2005700.pdf
https://www.bmvg.de/resource/blob/5636374/38287252c5442b786ac5d0036ebb237b/nationale-sicherheitsstrategie-data.pdf
https://www.ips-journal.eu/topics/foreign-and-security-policy/a-message-of-disunity-7363/