In 2017, the WannaCry ransomware attack prompted many organizations to reassess their cybersecurity posture, including Aston Martin. Although unaffected by WannaCry, Aston Martin realized its existing anti-malware solution was inadequate. They initiat...
In July 2019, cloud hosting provider iNSYNQ experienced a ransomware attack that significantly impacted their operations and customer data. The attack, later identified as the MegaCortex ransomware, was executed by a sophisticated criminal organizatio...
In December 2025, the Health Service Executive (HSE) confirmed that they were targeted by a second ransomware attack in February of the same year. This attack, which targeted a third-party processor, resulted in a data protection breach reported by HS...
Retina Group of Washington (RGW), a healthcare provider, experienced a cybersecurity breach that affected a significant number of patients. On March 26, 2023, RGW detected unusual activity on its systems, hindering their access to information. An inve...
In December 2022, the company disclosed that they had detected unusual activity within portions of their development environment. After initiating an investigation, they determined that an unauthorised party gained access through a single compromised ...
Sam's Club, a major warehouse retailer owned by Walmart, is currently investigating claims of a potential ransomware attack by the Clop ransomware group. The cybercrime group has listed Sam's Club on its dark web leak site, alleging that the company "...
In March 2025, Zoth, a crypto platform focused on re-staking real-world assets, experienced a security breach leading to a loss of $8.4 million in cryptocurrency. The exploit targeted the platform's deployer wallet, enabling the attacker to swiftly co...
In March 2025, OEC Group, a global logistics and freight forwarding company, disclosed a data breach stemming from a cybersecurity incident that occurred in May 2024. The company detected unauthorized access to its computer network on May 13, 2024, an...
On March 17, 2025, Atchison County offices were closed due to a recently detected cybersecurity attack impacting the county's computer network. The closure extended through March 18 and March 19 as the county worked to secure and restore services. The...
In March 2025, the City of Taft experienced a data breach that resulted in the exposure of sensitive personal information belonging to at least 34 individuals. A municipal court report, containing full names, driver's license numbers, and in some case...
Cyber Security Case Studies has worked with a number of groups to develop these risk effect categories which represent a plain-english description of the impacts seen in public cyber events alongside their definition: