Latest cybersecurity reporting from selected sources.

2023 LockBit Attack Affected Nearly 9M People, Including ChildrenMCNA Dental, one of the largest providers of U.S. government-sponsored dental benefits to children, has agreed to a proposed multimillion dollar settlement to resolve class action claims stemming from a 2023 LockBit ransomware attack and data theft that affected nearly 9 million people.

Recent Hacks Underscore Persistent and Growing Threats to Smaller OrganizationsSmall and mid-sized healthcare organizations - including medical specialty practices and regional clinics - continue to fall victim disproportionately to hacking incidents, including ransomware attacks and data thefts - affecting large populations of patients. Why does this keep happening?

Also, YellowKey Bypasses BitLocker, Škoda Breach, Kingdom Market Operator JailedThis week, U.S. lawmakers urged action on AI, a BitLocker exploit. Škoda, Nvidia’s GeForce NOW partner and telehealth firm OpenLoop reported breaches. Patch Tuesday. A dark market operator sentenced and pro-Ukraine and Iranian-linked hacking. Nitrogen ransomware attack on Foxconn.

Also, Europol Cracks DDoS Networks, Mythos Finds Bugs, France Portal HitThis week, scam compounds. Attackers exploit flaws pre-disclosure. A crackdown on DDoS-for-hire. No Mythos for CISA, yes for Mozilla. France ID portal breach. Israeli and Venezuelan critical infrastructure targeted. Russian hacking in Ukraine. An Apache flaw. A ransomware negotiator aided BlackCat.

Also, Lloyds Data Leak, Dutch Treasury Breach, Citrix Bug Exploit, Pay2Key ActivityThis week, Lloyds data leak hits 450K, Dutch treasury breach, Citrix flaw exploited, Iran-linked ransomware ops, TrueConf zero-day, Russian fraud ring sentenced, Romania targeted, patch gaps persist, and U.S. hospital breach affects 257K.

Health Researchers Often Overlook Security of Historical DatasetsAn August 2025 ransomware attack on the University of Hawaii Cancer Center's epidemiology division has affected 1.2 million individuals, including personal information such as Social Security numbers of certain research study participants dating back more than 30 years.

Incident Responders Detail Top Ransomware and Business Email Compromise TacticsThere's no need to invest into sophisticated hacking operations when moving fast and exploiting well-trod techniques gives threat actors all the access they want. Threat actors are prioritizing "low-complexity entry points, rather than investing in sophisticated exploits," say incident responders.

Also: Spanish Hacker Granted Russian Asylum, Microsoft Patches Zero-DaysThis week, a CISA warning, Nest footage in Nancy Guthrie case, Signal phishing. Spanish hacker, Russian asylum. Spanish ministry services offline. BYOVD ransomware. The Conduent breach hit Volvo. Microsoft patched zero-days. ZeroDayRAT targeted devices. The SmarterMail breach. Another Fortinet flaw.

Ransomware Gang Everest Claims It Has Leaked All Stolen DataA revenue cycle management software firm is notifying an undisclosed number of patients of several medical diagnostic labs that their sensitive information, including diagnoses and treatments, was stolen in a November hack. Ransomware gang Everest Group claims it has leaked all the data.

Ransomware Gang Money Message Claimed It Exfiltrated 4.7TB of Firm's DataPharmacy services firm PharMerica will pay at least $5.27 million - plus millions more on enhancing its security - as part of a preliminary class action settlement approved this week by a federal court involving a 2023 data theft incident the company reported as affecting 5.8 million individuals.

University of Hawaii Cancer Center Paid RansomCancer patients who participated in University of Hawaii Cancer Center studies during the 1990s may soon receive a notification that ransomware hackers stole their data in an August 2025 incident. Experts said the hack spotlights concerning risks involving compromises of medical research data.

Ransomware Gang Qilin Had Claimed It Stole 852 GB of Health System's DataNearly half a million patients of a Catholic healthcare network that serves New England and parts of Pennsylvania began the new year by receiving notifications that hackers may have stolen their health information in a May 2025 hacking incident.

More Than 100,000 Affected by Hack Detected on Dec. 30The New Zealand government is probing a year-end ransomware hack of private healthcare service provider Manage My Health that impacted thousands of patients. Digital extortion group Kazu has claimed responsibility and threatened to leak the data on Jan. 15 unless it receives a $60,000 ransom.

Precision Agriculture Boost Yields but Opens Farmers to Cybersecurity RiskPrecision agriculture is transforming U.S. farming with sensors, drones and automation, boosting productivity yields. But growing digital dependence is also expanding the attack surface, exposing farms to ransomware, disruption and rising cybersecurity risk.

Class Members Can Claim Up to $5K Each for Documented Losses Tied to BreachA small, rural county-owned Georgia community hospital has agreed to settle consolidated class action litigation involving a 2024 hacking incident in which ransomware gang Embargo claimed to have stolen 1.15 terabytes of the organization's data and leaked it on the darkweb.

Clop Ransomware Group Targeted NHS Barts Health in AugustA National Health Service hospital is seeking assistance from the U.K. High Court to stymie a potential data leak tied to a ransomware hack. The hospital, NHS Barts, said ransomware group Clop targeted its network in August.

British Health System Investigates Claim Amid Wave of Enterprise Data TheftsRansomware gang Clop has claimed the United Kingdom's National Health Service among its latest victims. The NHS confirmed that it is listed on a cybercriminal group's dark website, but did not comment on Clop's claims. The hack attack appears tied to Oracle E-Business Suite exploits.

2022 Ransomware Attack, Data Theft Affected 3.4 Million PatientsA California-based network of nine affiliated physician practices will pay nearly $50 million to settle consolidated class action litigation involving a 2022 ransomware and data theft attack that affected more than 3.4 million patients. Plaintiffs claimed their data was leaked on the darkweb.

2024 Cyberattack Was One of Several on Other Blood Suppliers in US, UKOneBlood, which provides blood supplies to 250 hospitals in Florida, Georgia and the Carolinas, will pay $1 million to settle proposed class action litigation filed against the non-profit entity in the wake of a 2024 ransomware attack that compromised the information of nearly 170,000 individuals.

Bayhealth Medical Center Was Among Cybercrime Group's Many 2024 Healthcare VictimsBayhealth Medical Center in Delaware - an alleged victim of a 2024 hack by the "notorious" and prolific ransomware gang Rhysida that resulted in a breach affecting nearly a half-million people - has agreed to a preliminary settlement in a proposed class action lawsuit stemming from the incident.