Sources

https://www.insureon.com/insurance-glossary/cyber-extortion

https://www.cisecurity.org/blog/cyber-extortion-an-industry-hot-topic/

https://www.zeguro.com/blog/what-is-cyber-extortion

https://www.bclplaw.com/en-US/insights/cyber-extortion.html

https://www.csoonline.com/article/3236183/what-is-ransomware-how-it-works-and-how-to-remove-it.html

https://en.wikipedia.org/wiki/Denial-of-service_attack

https://www.cloudflare.com/learning/ddos/what-is-a-ddos-attack

Identity Theft | FTC Consumer Information

Credit card phishing scam: How it works, how to prevent it - CreditCards.com