Change Healthcare is a organization tracked across 28 threat clusters and 37 intelligence report mentions on ThreatCluster. First observed November 3, 2025; most recent activity July 24, 2026.
In February 2024, Change Healthcare suffered a ransomware attack attributed to the ALPHV group, impacting approximately 190 million individuals, making it the largest medical data breach in U.S. history. The attack…
On June 11, 2026, international law enforcement agencies, including the U.S. Secret Service and Europol, announced the dismantling of the AudiA6 cryptocurrency laundering network, which laundered over $389 million from…
TriZetto has confirmed that a cyberattack in 2024 resulted in the theft of personal and health information of over 3.4 million individuals. The breach, which went undetected for nearly a year, affects patients of…
On World Health Day 2026, Kaspersky reported significant cybersecurity risks associated with telehealth services. Medical data breaches are increasingly common, with sensitive records being leaked and traded on the dark…
Angelo John Martino III, a former ransomware negotiator for DigitalMint, has been charged with conspiracy to interfere with interstate commerce by extortion. He allegedly conducted at least 10 ransomware attacks between…
Angelo Martino, a 41-year-old former ransomware negotiator from Florida, pleaded guilty to conspiracy charges related to assisting the BlackCat/ALPHV ransomware gang in extorting U.S. companies. Martino, along with…
In February 2024, over 100 hospitals in Romania were targeted by a significant cyberattack that exploited vulnerabilities in the Hippocrates medical software, deploying ransomware known as BackMyData. The attack forced…
NYC Health and Hospitals reported a significant data breach affecting at least 1.8 million individuals. The breach, which lasted from November 25, 2025, to February 2, 2026, was caused by unauthorized access through a…
One Medical Seniors disclosed a data breach on June 20, 2026, revealing unauthorized access to patient records stored on a third-party file-storage system. The breach, which occurred between June 8 and June 11, 2026,…
In 2025, healthcare cyber incidents rose by 21%, although this increase was less pronounced than in other sectors. Despite the uptick in attacks, the number of patient records breached decreased, indicating a shift in…