Kirkland & Ellis LLP

Heavy Construction System Specialists, LLC (HCSS) notified the Maryland Attorney General of a ransomware attack detected on October 18, 2024. The incident affected 2 Maryland residents (employees/former employees), exposing names, addresses, phone numbers, employee IDs, and Social Security Numbers. HCSS engaged cybersecurity experts and law enforcement, and offered 24 months of credit monitoring via Experian IdentityWorks.

Ascension Health submitted a supplemental notification to the Delaware Department of Justice on February 3, 2025, regarding a prior data security incident. The organization notified approximately 616 Delaware residents via USPS mail after finalizing its data analysis. This filing supplements a previous letter dated December 19, 2024.

Supplemental breach notification from Ascension Health to the Delaware Department of Justice, filed February 3, 2025. Ascension notified approximately 616 Delaware residents via USPS mail regarding a recent data security incident. The filing supplements a prior letter from December 19, 2024. Specific attack vectors and data types are not detailed in this correspondence.

Kirkland & Ellis LLP notified individuals of a data breach resulting from a cybersecurity issue in Progress Software's MOVEit Transfer solution. Between May 27 and May 31, 2023, an unauthorized third party accessed files transferred via the tool. Affected data included names, contact info, SSNs, financial account details, health info, credentials, and employment data. The firm engaged cybersecurity experts, notified law enforcement, and offered 24 months of credit monitoring.

Kirkland & Ellis LLP reported a data breach affecting 155 Maine residents, which occurred between May 27, 2023, and May 31, 2023. The breach was discovered on January 23, 2024, and consumers were notified on May 28, 2024. The firm offered 24 months of identity protection and credit monitoring services through Experian. The specific details of the breach and the types of information compromised were not specified in the notification.

Kirkland & Ellis LLP reported a data breach to the Montana Attorney General. The breach was reported on 2024-06-12. The breach occurred from 5/27/2023 to 5/31/2023. 56 Montana residents were affected.

Kirkland & Ellis LLP, a business sector entity reported a other incident to the Washington Attorney General. The organization became aware of the incident on 2023-05-31 and filed notice on 2024-06-12. 810 Washington residents were affected. 378 days elapsed between awareness and notification. 4 days to identify the breach. 0 days to contain the breach.

Kirkland & Ellis LLP notified consumers of a data breach stemming from a vulnerability in Progress Software's MOVEit Transfer solution. The incident occurred between May 27-31, 2023, affecting files containing PII, government IDs, financial data, health info, and credentials. The firm engaged forensic experts, notified law enforcement, and offered 24 months of credit monitoring.

Kirkland & Ellis LLP reported to HHS on 2024-02-29 a Hacking/IT Incident affecting 48,802 individuals. Breached information located on Network Server. The business associate exposed PHI including names, SSNs, driver's license numbers, addresses, DOBs, financial/claims info, diagnoses, lab results, and medications. The BA notified HHS, individuals, and media, provided substitute notice, complimentary credit monitoring, and implemented additional safeguards.

Riverside County Office of Education notified parents of a data breach involving student information. The incident resulted from a global cybersecurity issue with Progress Software's MOVEit Transfer solution, where unauthorized actors exploited a previously unknown vulnerability. Between May 27 and May 31, 2023, an unauthorized third party obtained files containing student names, academic records, behavior information, enrollment data, special education details, disability codes, dates of birth, and demographic information. No Social Security numbers or financial data were involved. The district engaged cybersecurity experts, secured its MOVEit repository, reported to law enforcement, and offered one year of identity monitoring services to affected families.

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