Latest cybersecurity reporting from selected sources.

China’s UNC6508 hid in North American medical research networks for 2 years, stealing credentials and forwarding emails to Gmail Google’s Threat Intelligence Group published a report this week on UNC6508, a China-linked cyberespionage group that breached North American medical and military research organizations and stayed hidden for more than two years. The earliest confirmed intrusion […]

Attackers Attempted to Reroute Hospital Medicaid ReimbursementsA hack on a Connecticut Medicaid web portal involving compromised credentials of a healthcare provider has affected the payment account and other information for about 22,500 patients. The data theft is the latest breach involving a healthcare related web portal hack. Why does this keep happening?

Incidents Are Unrelated, Says NYC Health + HospitalsHackers had access to New York City's municipal healthcare system for nearly three months before being detected, stealing data of an undisclosed number of patients. The incident is the second hacking-related data breach within weeks involving a third-party firm hired by NYC Health + Hospitals.

Parent company Cognizant hit with multiple lawsuits Thousands more Oregonians will soon receive data breach letters in the continued fallout from the TriZetto data breach, in which someone hacked the insurance verification provider and gained access to its healthcare provider customers across multiple US states.…

Reported Victim Tally in HCIactive's Health Data Theft Incident SoarsThe victim count in a 2025 hack against a Maryland-based firm that provides "AI-powered" administrative and technology services to healthcare practices soared to nearly 3.1 million nationwide, according to an updated breach report from Healthcare Interactive.

National Accident Health Says Breach Exposed Medical Info of 181,000 PeopleA Maine-based third-party administrator that handles healthcare claims involving day care centers, youth sports and NCAA athlete accidents is notifying more than 181,000 individuals that their medical information and personal identifiers may have been accessed or stolen in a hacking incident.

Synnovis, a leading UK pathology services provider, is notifying healthcare providers that a data breach occurred following a ransomware attack in June 2024, which resulted in the theft of some patients' data. [...]

Multimillion Dollar Deal Resolves 27 Lawsuits After 2023 Email Storage HackA Tennessee federal court has approved a multimillion dollar settlement in consolidated class action litigation against HCA Healthcare in the wake of a 2023 email data theft hack that the publicly traded company reported as affecting nearly 11.3 million individuals.

Ransomware Group Lynx Reportedly Stole 4TB of DataThe U.K. Ministry of Defense is investigating an apparent data breach by Russian-speaking ransomware hackers of a building facilities contractor with ties to the military. The Lynx ransomware group posted on its darkweb site samples of what it says is 4 terabytes of data stolen from the Dodd Group.

Healthcare led all industries in 2024 breaches—over 275M patient records exposed, mostly via weak or stolen passwords. See how the self-hosted password manager by Passwork helps providers meet HIPAA requirements, protect ePHI, and keep care running. Try it free for 1 month. [...]

Most Compromises Trace to Financial Services, Healthcare, Professional ServicesData breaches rage on. In the first half of this year, the Identity Theft Resource Center counted 1,732 total data breaches affecting 166 million people, marking a rise in data breaches but a decline in victims, likely due to a drop in mega-breaches.

Esse Health, a healthcare provider based in St. Louis, Missouri, is notifying over 263,000 patients that their personal and health information was stolen in an April cyberattack. [...]

Horizon Healthcare RCM Hints at Paying Ransom in Data Theft IncidentHorizon Healthcare RCM is the latest revenue cycle management software vendor to report a health data breach involving ransomware and data theft. The firm's breach notification statement suggests that the company paid a ransom to prevent the disclosure of its stolen information.

The group has previously threatened to SWAT cancer patients and leaked pre-op plastic surgery photos An extortion gang claims to have breached Freedman HealthCare, a data and analytics firm whose customers include state agencies, health providers, and insurance companies, and is threatening to dump tens of thousands of sensitive files early Tuesday morning.…

The Interlock ransomware gang has claimed a recent cyberattack on the Kettering Health healthcare network and leaked data allegedly stolen from breached systems. [...]

Financially Strapped Cloud Services Firm Settles Suit From 2020 Patient Data HackA financially strapped cloud services vendor that experienced a 2020 ransomware attack affecting dozens of healthcare sector clients and hundreds of thousands of patients has agreed to a $1.9 million settlement in proposed class action litigation involving the data theft case.

Fortinet Uncovers Long-Term Cyberespionage in RegionAn Iranian state-sponsored threat group conducted a years-long cyberespionage campaign targeting a Middle East critical infrastructure provider, with its operational technology network a key target. The attackers focused reconnaissance activity and credential theft on the OT network.

​Ascension, one of the largest private healthcare systems in the United States, is notifying patients that their personal and health information was stolen in a December 2024 data theft attack, which affected a former business partner. [...]

​The Termite ransomware gang has claimed responsibility for breaching and stealing sensitive healthcare data belonging to Genea patients, one of Australia's largest fertility services providers. [...]

Community Health Center (CHC), a leading Connecticut healthcare provider, is notifying over 1 million patients that their personal and health information was stolen in an October breach. [...]