[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f26uja2xkmmqcd":3},{"success":4,"breach":5},true,{"_id":6,"name":7,"title":8,"slug":9,"domain":10,"breachDate":11,"addedDate":12,"publishedAt":13,"modifiedDate":12,"contentUpdatedAt":14,"source":15,"sourceUrl":16,"sourceUrls":17,"pwnCount":21,"affectedCount":21,"affectedCountStatus":22,"affectedCountLowerBound":13,"affectedCountUnit":23,"hasEnglishDescription":4,"contentLocale":24,"availableLocales":25,"translations":27,"severity":30,"dataClasses":31,"description":40,"seoTitle":41,"seoDescription":42,"logoUrl":43,"isVerified":4,"isSensitive":4,"isSpamList":44,"isMalware":44,"company":45},"6a4f81518f93d5235bce5f47","Frederick Health 2025","Frederick Health 2025 Data Breach","frederick-health-2025","frederickhealth.org","2025-01-27T00:00:00.000Z","2026-07-09T11:09:05.559Z",null,"2026-07-19T00:10:59.717Z","Healthcare breach reporting and public notices","https:\u002F\u002Fwww.bleepingcomputer.com\u002Fnews\u002Fsecurity\u002Ffrederick-health-data-breach-impacts-nearly-1-million-patients\u002F",[16,18,19,20],"https:\u002F\u002Fwww.hipaajournal.com\u002Ffrederick-health-medical-group-ransomware-attack\u002F","https:\u002F\u002Focrportal.hhs.gov\u002Focr\u002Fbreach\u002Fbreach_report.jsf","https:\u002F\u002Fwww.frederickhealth.org\u002F",934326,"known","unknown","en",[24,26],"tr",{"en":28,"tr":29},{"slug":9},{"slug":9},"High",[32,33,34,35,36,37,38,39],"Names","Physical addresses","Dates of birth","Social security numbers","Driver's license numbers","Medical record numbers","Health insurance information","Clinical information","\u003Cp>The Frederick Health 2025 data breach is related to a ransomware incident detected by the Maryland-based health system on January 27, 2025. The incident began with a disruption affecting the institution's IT systems; an investigation determined that an unauthorized person accessed the network on the same date and copied certain files from a file-sharing server. While some systems were taken offline to ensure the continuity of healthcare services, the data impact of the incident was later assessed in terms of patient information.\u003C\u002Fp>\u003Cp>The main scope reported in this record is 934,326 people. While the affected data varies from person to person, it may include patient names, addresses, dates of birth, social security numbers, driver's license numbers, medical record numbers, health insurance information, and clinical information related to the patient's care. Although it is stated that the electronic medical record system was not directly compromised, files copied from the file-sharing server indicate that identity and health data are at risk together.\u003C\u002Fp>\u003Cp>The Frederick Health incident is an important example showing that ransomware attacks are not just a matter of system accessibility or service disruption. Detection of file copying indicates that data may have been acquired by the attacker. Such a combined dataset can be used for identity theft, fraudulent healthcare claims, insurance fraud, and personalized phishing messages. It should not be assumed that all data fields for each individual are included; the risk should be assessed based on the fields listed in the individual's own notification.\u003C\u002Fp>\u003Ch2>Leaking Data Types and Risks\u003C\u002Fh2>\u003Cp>The disclosed data types stand out as names, physical addresses, birth dates, social security numbers, driver's license numbers, medical record numbers, health insurance information, and clinical care information. Basic identity information, such as name, address, and date of birth, when combined with a social security or driver's license number, can be used in attempts to apply for credit, open fraudulent accounts, or bypass identity verification processes. Medical record numbers and health insurance information, on the other hand, increase the risk of medical identity fraud.\u003C\u002Fp>\u003Cp>Clinical care information is also particularly sensitive in terms of privacy. This information may provide clues about the treatment the patient has received, their care history, or their health condition. Attackers can use such data not only for financial purposes but also for personalized social engineering, fake invoices, fraudulent insurance claims, or healthcare fraud. In ransomware incidents, although the attacker's main goal is often to create payment pressure, the copied files can later be used in different fraud chains as well.\u003C\u002Fp>\u003Ch2>Verified Scope and Boundaries\u003C\u002Fh2>\u003Cp>The number of verified main individuals is 934,326. The incident date has been recorded as January 27, 2025, because according to the institution's statement, the ransomware incident and file copying activity occurred on this date. The breach is associated with the copying of specific files from a file sharing server. Since it has not been indicated that the electronic medical records system was directly affected, this record should not be interpreted as the capture of the entire patient record system.\u003C\u002Fp>\u003Cp>In this record, data classes were limited to fields commonly included in reliable notifications. Email address, phone number, payment card, or bank account information were not included because they were not clearly and consistently verified for this incident. The term clinical information is a broad category; it does not mean that the detailed treatment history of each individual has been disclosed. Since the contents of the affected files vary from person to person, users should refer to the data fields listed in their own notifications.\u003C\u002Fp>\u003Ch2>User Groups at Risk\u003C\u002Fh2>\u003Cp>The main group at risk are patients associated with Frederick Health and Frederick Health Medical Group. Individuals receiving healthcare services, former patients, and those linked to records on the file-sharing server can be considered within this scope. Users with health insurance information and medical record numbers are at higher risk for fraudulent healthcare claims or insurance claims. Individuals with Social Security or driver’s license numbers also face a long-term risk of identity theft.\u003C\u002Fp>\u003Cp>Temporary disruptions in patient care processes may also be observed during ransomware incidents; however, this record specifically addresses the impact on data security. Patients need to carefully verify notifications such as letters, phone calls, or emails received after the incident. Attackers may prepare convincing messages using the real institution name, the actual date of the incident, and the healthcare context. Therefore, it is important for users not to share personal information based solely on the message content.\u003C\u002Fp>\u003Ch2>Urgent Measures to Be Taken\u003C\u002Fh2>\u003Cp>Users who match this record should check health insurance statements, medical bill notifications, credit reports, and identity verification alerts. If there is any unfamiliar healthcare service, provider, insurance claim, or payment notice, they should contact the healthcare institution or insurance plan directly through a known phone line or official website. Social security numbers, driver's license numbers, or health insurance information should not be entered through links received via email or text message.\u003C\u002Fp>\u003Cp>Individuals whose social security number or driver's license number has been compromised should consider credit freezing, fraud alerts, and identity monitoring steps. Users at risk of their health insurance or clinical information being exposed should not only focus on bank accounts; they should also regularly review health service claims and insurance activities. Using unique passwords and multi-factor authentication for important accounts provides additional protection against account takeover attempts using identity information.\u003C\u002Fp>\u003Ch2>Long-Term Security Strategies\u003C\u002Fh2>\u003Cp>The Frederick Health incident shows that file-sharing servers in healthcare institutions are also critical in terms of patient data. A long-term strategy for institutions includes controls such as backup, network segmentation, file-sharing access limits, unusual file copying alerts, and regular access audits. Ransomware should be addressed not only as a threat that encrypts systems but also as a threat that creates pressure for data acquisition and disclosure.\u003C\u002Fp>\u003Cp>The long-term approach for individual users is to accept that health and identity data can be misused for years. Social security numbers, birth dates, driver's license numbers, and medical record numbers cannot be easily changed. Therefore, credit reports, health insurance statements, and unexpected collection notices should be reviewed at regular intervals. Fake messages that appear to be related to healthcare should be verified through an independent channel, even if they contain real information.\u003C\u002Fp>\u003Ch2>Record Control and User Action\u003C\u002Fh2>\u003Cp>Seeing a match with this record on LeakData indicates that the user's information may be included in the scope associated with the Frederick Health 2025 data breach. Users with a match should first identify which identity or health data may be at risk, and then implement concrete control measures regarding credit, health insurance, and medical billing. In this incident, since the data classes are highly sensitive, simply changing the password is not a sufficient precaution.\u003C\u002Fp>\u003Cp>Users should perform independent verification before clicking on links, even if they see the organization name and event date correctly in the notifications they receive. Unexpected insurance claims, healthcare service bills, identity verification requests, or credit application warnings should be investigated without delay. This record should be treated as a ransomware-related file copying and health data risk; identity and health insurance checks should be spread over the long term.\u003C\u002Fp>","Frederick Health 2025 Data Breach (934.3 Thousand Reported Records)","Frederick Health 2025 Data Breach. 934.3 Thousand reported records are reported. Reported data: Names, Physical addresses, Dates of birth. Review the scope…","\u002Fuploads\u002Flogo\u002Ffrederick-health-2025.png",false,{"name":46,"sector":47,"country":48,"website":10,"websiteArchiveUrl":49,"websiteStatus":49,"websiteCheckedAt":13},"Frederick Health","Healthcare","United States",""]