1. Symantec Threat Hunter Team (2020) WastedLocker: symantec identifies wave of attacks against U.S. organizations. https://symantec-enterprise-blogs.security.com/blogs/threat-intelligence/wastedlocker-ransomware-us. Last accessed 13 Oct 2020
2. Cimpanu C (2020) Chilean bank shuts down all branches following ransomware attack. https://www.zdnet.com/article/chilean-bank-shuts-down-all-branches-following-ransomware-attack/. Last accessed 13 Oct 2020
3. Cimpanu C (2020) Cloud provider stopped ransomware attack but had to pay ransom demand anyway. https://www.zdnet.com/article/cloud-provider-stopped-ransomware-attack-but-had-to-pay-ransom-demandanyway/. Last accessed 13 Oct 2020
4. CIS Security (2020) Fall 2019 threat of the quarter: Ryuk ransomware. https://www.cisecurity.org/white-papers/fall-2019-threat-of-the-quarter-ryuk-ransomware/. Last accessed 13 Oct 2020
5. Reuters Staff (2020) Carnival hit by ransomware attack. https://www.reuters.com/article/us-carnival-cyber/carnivalhit-by-ransomware-attack-guest-and-employee-data-accessed-idUSKCN25D2GR. Last accessed 13 Oct 2020