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2. Inside the cyberattack that shocked the US government;Koerner,2016
3. Fazzlnl, K. (2018, July 16). How the Russians Broke Into the Democrats' Email, and How It Could Have Been Avoided. CNBC. Retrieved from https://www.cnbc.com/2018/07/16/how-russians-broke-into-democrats-email-mueller.html
4. Bodkin, H., Henderson, B., Donnelly, L., Mendick, R., Farmer, B., & Graham, C. (2017, May 13). Government Under Pressure After NHS Crippled in Global Cyber Attack as Weekend of Chaos Looms. The Telegraph. Retrieved from https://www.telegraph.co.uk/news/2017/05/12/nhs-hit-major-cyber-attack-hackers-demanding-ransom/
5. Wyden (2018, July 25). Untitled Letter. United States Senate. Retrieved from https://www.wyden.senate.gov/imo/media/doc/wyden-flash-letter-to-nsa-dhs-nist.pdf