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• National Health Service (NHS UK) September 29, 2025 • [ ransomware, data leak ] Cl0p ransomware actors exploited an Oracle E-Business Suite zero-day vulnerability (CVE-2025-61882) as part of a broader campaign and contacted The Washington Post on 29 September 2025 claiming access to its Oracle EBS applications. A Maine Attorney General breach filing and subsequent reporting confirmed that Cl0p exfiltrated Washington Post data and that 9,720 individuals had their personal and financial information exposed, including names, bank account and routing numbers, Social Security numbers and tax IDs. The incident appears to be data-theft-focused with no confirmed operational disruption at the newspaper.
• Oxford County September 22, 2025 • [ ransomware, data leak ] Oxford County in Ontario, Canada disclosed on 22 September 2025 that it had experienced a cybersecurity incident affecting its information systems. County IT staff detected unexpected activity, contained it, and engaged third-party experts to conduct a forensic investigation while keeping public services operating normally. Subsequent dark-web monitoring and local reporting linked the incident to the BrainCipher ransomware group, which claimed Oxford County as a victim and suggested that personal information on roughly 4,000 current and former employees may have been stolen.
• The Chamber of Deputies of Chaco November 10, 2025 • [ ransomware, government, cybercrime ] The Chamber of Deputies of Chaco province in Argentina reported that a cybersecurity incident affecting part of its server infrastructure had been identified as a ransomware attack, prompting technicians and the state IT firm ECOM Chaco to shut down the official website, the online system for tracking legislative procedures and the electronic legal digest while they contained the intrusion and preserved institutional information; authorities filed a criminal complaint with the provincial cybercrime unit and emphasized that maintaining the continuity of essential legislative functions and the security of data were priorities during the response.
• Logitech November 8, 2025 • [ ransomware, data leak ] Swiss outlet watson.ch, citing Tribune de Genve and 24 Heures, reports that Swiss peripherals maker Logitech was listed on the Clop ransomware gangs dark web leak site, with extortionists claiming to have stolen data and threatening to publish it unless a ransom was paid; subsequent regulatory filings and security reporting confirm t
• OB-GYN Associates, Nevada August 7, 2025 • [ ransomware, data leak ] OB-GYN Associates in Reno, Nevada identified suspicious activity in its IT environment on or around August 7, 2025 and brought in third-party experts, who confirmed that a hacker had accessed areas of the network where patient records were stored; a review completed September 29 showed that names, Social Security numbers, drivers license numbers and medical information for about 62,238 individuals had been exposed, and the Inc Ransom ransomware group later claimed responsibility for the attack, prompting the clinic to harden policies and offer credit monitoring to affected patients.
• Toppan Next Tech April 7, 2025 • [ ransomware, data leak, third-party breach ] A ransomware attack on DBS Bank's third-party printing vendor Toppan Next Tech in Singapore led to the potential exposure of around 8,200 DBS customer statements and related letters, mostly for DBS Vickers trading and Cashline loan accounts. The attacker compromised Toppan's systems, leaving encrypted statement files potentially accessible, but DBS' own banking infrastructure and customer funds remained unaffected. Exposed data in the printed correspondence includes customers' names, mailing addresses and details of equity holdings or loan accounts, while passwords, government ID numbers and balances were not part of the leak. Authorities and cybersecurity agencies are assisting the investigation as DBS halts work with the vendor and notifies affected customers.
• Microbix Biosystems Inc. November 5, 2025 • [ ransomware, data leak ] Microbix Biosystems disclosed that an international ransomware group infiltrated and corrupted one of its corporate servers, deploying ransomware that temporarily took file storage systems offline but did not disrupt manufacturing, safety or communications. The company successfully recovered the server and data from backups yet later learned that at least some data had been copied externally, including commercially sensitive information and employee data
• Oscars Group November 5, 2025 • [ ransomware, data leak ] Insurance Business reports that Australian hospitality conglomerate Oscars Group was listed on the Medusa ransomware gang's leak site on November 5, 2025, with the criminals claiming to have exfiltrated more than one hundred and thirty thousand internal files and threatening to publish them unless a ransom of one hundred thousand US dollars is paid or daily fees are provided to delay release; samples posted as proof reportedly include invoices, staff rosters, event schedules, daily financial records and identity documents such as passports and driver licences, much of it tied to the recently acquired Lakes Resort Hotel in South Australia, indicating a significant data breach even though no operational outages have been publicly disclosed.
• RUAG LLC November 4, 2025 • [ ransomware, data leak ] Ransomware group Akira launched a double-extortion style attack against RUAG LLC, the Virginia-based liaison office of Swiss defence contractor RUAG MRO Holding, encrypting local systems while threatening to publish roughly 24 GB of company data including employee details and confidential military information. RUAG reports the incident is isolated to RUAG LLC thanks to autonomous IT systems and says other RUAG networks in Switzerland remain unaffected. Authorities had previously warned Swiss organizations about Akiras surge in ransomware activity, and RUAG is considering filing a criminal complaint as forensic investigat
• At least one drinking water supplier in Britain November 3, 2025 • [ cyberattack, critical infrastructure, ransomware ] A Recorded Future News investigation based on freedom-of-information disclosures from the UK Drinking Water Inspectorate found that five cyberattacks have been reported against Britains drinking water suppliers since the start of 2024, a record number over two years. The incidents, which affected out-of-NIS-scope IT systems rather than the operational technology delivering safe water, were shared with the regulator as resilience risks even though they did not trigger mandatory reporting thresholds. The findings highlight growing concern in British intelligence circles about ransomware and other attacks on critical infrastructure and are feeding into a planned Cyber Security and Resilience Bill to strengthen reporting and defences across essential services.
• Arizona Federal Public Defender’s Office September 24, 2025 • [ ransomware, data leak ] Ransomware detected Sept 24 2025 crippled Arizonas Federal Public Defender Office, encrypting decades of case files and deleting backups. Investigators suspectbut have not confirmeddata exfiltration. No threat group has claimed responsibility.
• City of Gloversville (NY) March 14, 2025 • [ ransomware, data leak ] City of Gloversville, New York, experienced a ransomware attack discovered on March 14, 2025. The incident encrypted municipal servers and exposed payroll and banking information. Attackers demanded $300,000, and the city paid $150,000 to regain access; no ransomware group has publicly claimed responsibility.
• New Mexico Public Defender Department September 30, 2025 • [ ransomware ] Ransomware detected Sept 30 2025 shut down New Mexicos Public Defender Department, locking access to thousands of active case files and delaying court filings for about ten days. No data theft or leak has been reported.
• Merkle, Inc. (Dentsu Group) October 1, 2025 • [ data leak, ransomware ] Dentsus US-based subsidiary Merkle disclosed a cyber incident discovered in October 2025 involving unauthorized access and data theft from HR and client systems; stolen information included employee, supplier, and client financial and personal records; certain systems were taken offline during response; no ransomware group claimed responsibility.
• Colorado State Public Defender’s Office October 3, 2025 • [ ransomware ] Ransomware beginning Oct 3 2025 encrypted servers and shared drives at Colorados State Public Defender Office, rendering thousands of case files inaccessible and delaying operations for weeks. No evidence of data theft or leak has been reported.
• Wojeski & Company July 28, 2023 • [ ransomware, phishing, data leak ] NY AG says Wojeski suffered a phishing-led ransomware incident that locked access to files, followed by a second breach when a vendors employee improperly accessed and exfiltrated client data. Notifications lagged by over a year. Settlement requires encryption, inventorying locations of personal data, stronger access controls, vulnerability management, and a formal IR plan; $60,000 penalty and credit monitoring for affected New Yorkers.
• Fasana GmbH May 19, 2025 • [ ransomware ] German napkin manufacturer Fasana GmbH suffered a ransomware attack beginning May 19, 2025. All internal systems, including printers and servers, were encrypted, halting production and order processing. The company reported losses of around 2 million within two weeks and subsequently filed for insolvency. No group has claimed responsibility, and no data leak has been confirmed.
• An Giang Central General Hospital March 1, 2025 • [ ransomware ] Hackers encrypted the virtualized server system of An Giang Central General Hospital, halting all operations and forcing a switch to manual recordkeeping; no data exfiltration was reported.
• Duc Giang General Hospital October 5, 2024 • [ ransomware ] In October 2024 cybercriminals attacked Duc Giang General Hospitals IT infrastructure, encrypting nine servers and causing major data loss and operational paralysis; no evidence of data exfiltration was reported.
• Mecklenburg County Public Schools September 2, 2025 • [ ransomware ] Ransomware disrupted classes; district reported incident and restoration after a week.