1. Bloomberg (2021) Colonial pipeline paid hackers nearly 5 million in ransom, https://www.bloomberg.com/news/articles/2021-05-13/colonial-pipeline-paid-hackers-nearly-5-million-in-ransom/. Accessed 11 Nov 2023
2. Reuters (2021) Toshibas european business hit by cyberattack, https://www.reuters.com/business/autos-transportation/toshibas-european-business-hit-by-cyberattack-source-2021-05-14/. Accessed 11 Nov 2023
3. Schools BP (2021) Cybersecurity attack on the buffalo public schools, https://www.buffaloschools.org/cms/lib/NY01913551/Centricity/Domain/8/Cybersecurity%20Update%203-15-21.pdf. Accessed: 03 Dec 2023
4. Magazine S (2021) Now ransomware is inundating public school systems, https://www.securitymagazine.com/articles/95164-now-ransomware-is-inundating-public-school-systems. Accessed: 11 Nov 2023
5. Oklahoma N (2021) Tulsa system shutdown alters backside operations ransomware attack still being investigated, https://www.kjrh.com/news/local-news/tulsa-system-shutdown-alters-backside-operations-ransomware-attack-still-being-investigated. Accessed 11 Nov 2023