The Florida Department of Education recently confirmed a significant data breach involving unauthorized criminal access to its student financial aid portal. Discovered on October 19, 2026, the incident targeted the website FloridaStudentFinancialAidSG...
In September 2025, Fairmont Federal Credit Union (FFCU), a not-for-profit financial organization with nine branches across West Virginia, notified 187,038 individuals of a significant data breach that occurred between September 30, 2023, and October 1...
On October 26, 2026, the University of New Mexico Health Sciences Center experienced a significant cybersecurity event that disrupted clinical and academic operations across its entire system. The attack, detected around 11:00 a.m., targeted the state...
In November 2026, the French Blood Establishment, known as EFS, experienced a significant cybersecurity incident when hackers targeted its refrigeration service provider, Coolworld. During the night of November 1 to 2, unauthorized actors accessed the...
In October 2026, the cryptocurrency exchange Binance suffered a catastrophic security breach resulting in the theft of approximately $6.36 billion in digital assets. This event is recognized as the largest cryptocurrency hack in history, significantly...
In late October 2026, the Telangana state government’s flagship single-window business clearance portal, TG-iPASS, was targeted by a significant ransomware attack that effectively knocked the system offline. The breach occurred around 11:36 PM on Octo...
Arcare, Inc., a nonprofit community health center based in Augusta, Arkansas, has reached a three point nine million dollar settlement to resolve a class-action lawsuit following a significant data breach that occurred in early 2022. The organization,...
EyeMed Vision Care LLC, a prominent vision insurance provider headquartered in Cincinnati, Ohio, recently disclosed a significant data breach that has compromised the sensitive personal information of its members. The incident was officially reported ...
Johns Hopkins Bayview Medical Center recently reported a data breach affecting 3,182 patients following the unauthorized use of an artificial intelligence tool. The incident was not the result of a malicious external hack but was instead triggered by ...
In October 2026, the City of Oshkosh, Wisconsin, issued a formal alert to its residents regarding a cybersecurity incident that resulted in unauthorized access to utility customer account details. This breach did not originate within the city's intern...
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: