Estes Forwarding Worldwide experienced a ransomware attack on May 28, 2025. The Qilin ransomware gang claimed responsibility, posting stolen documents including passport scans, driver’s licenses, and spreadsheets.

Mainline Health Systems has begun notifying 101,104 individuals of a data breach stemming from a ransomware attack that occurred in April 2024. The breach compromised sensitive data including Social Security numbers.

The ransomware group Play has claimed responsibility for a cyberattack on Dairy Farmers of America, the largest dairy cooperative in the U.S. The attack disrupted multiple manufacturing plants and allegedly resulted in the theft of sensitive data.

The ransomware group Kairos has claimed responsibility for stealing 1.94 TB of sensitive data from the Taos County government in New Mexico. The group issued a 7-day ultimatum, threatening to sell or publicly release the data if a ransom is not paid.

Episource, a medical software provider, suffered a ransomware attack between January 27 and February 6, 2025, compromising sensitive health and insurance data. The breach impacted at least 24,259 individuals in Texas.

McLean Mortgage Corporation disclosed a ransomware attack that compromised the personal data of 30,453 individuals, including names, Social Security numbers, driver’s license numbers, and financial account details.

A newly emerged ransomware group known as Warlock, also referred to as Warlock Dark Army, has claimed responsibility for a series of cyberattacks targeting both government and private sector organizations globally.

Dermatologists of Birmingham, operating under the name Shelby Dermatology and running two clinics in Birmingham and Alabaster, Alabama, has disclosed a data breach affecting 86,414 individuals.

Sensata Technologies, a U.S.-based industrial tech firm, has disclosed a ransomware attack that compromised sensitive personal data, including Social Security numbers, financial account details, and medical information.

Compassion Health Care (CHC), a healthcare provider in North Carolina, has disclosed a ransomware attack that compromised the personal and medical data of 23,282 individuals.