Mainline Health Systems and Select Medical Holdings have reported data breaches affecting over 100,000 individuals. Mainline Health's breach was linked to the Inc Ransom ransomware group, while Select Medical's data exposure resulted from a security incident involving a former vendor.

Farmers Insurance has reported a data breach that compromised the personal information of more than one million individuals, including names, addresses, dates of birth, and Social Security numbers. The breach was discovered shortly after the data theft occurred, but it remains unclear whether a third-party vendor was involved in a ransomware attack.

The Alcohol & Drug Testing Service (TADTS) has reported a data breach affecting approximately 750,000 individuals, following a ransomware attack in July 2024. Compromised data includes sensitive personal information such as Social Security numbers, financial details, and health insurance information.

Over 103,000 individuals have been impacted by a data breach at Cornwell Quality Tools, a tool manufacturer based in Ohio. The Cactus ransomware group claimed responsibility for the attack, which involved the publication of sensitive materials, including corporate documents and driver's license copies. This incident follows a previous attack by the Hive ransomware gang in 2022.

Ascension, a major U.S. healthcare system, has disclosed a data breach affecting personal and health information of patients due to a vulnerability in third-party software used by a former partner. The breach impacted over 114,000 individuals in Texas and included sensitive data such as Social Security numbers and medical records. Ascension is offering two years of free identity monitoring services to those affected.

Landmark Admin and Young Consulting have reported data breaches affecting approximately 2.6 million individuals. Landmark Admin's ransomware attack compromised sensitive personal information of over 1.6 million people, while Young Consulting updated its breach impact to over 1 million, revealing unauthorized access to personal data.

Sensata Technologies has reported a ransomware attack that compromised personal information of its employees after hackers accessed the network for over a week. The stolen data includes sensitive details such as Social Security numbers, financial account information, and medical records, affecting at least 362 residents in Maine.