The Record reports:
A September ransomware attack on American Addiction Centers exposed the sensitive healthcare information of more than 400,000 people.
The company began mailing out breach notification letters ahead of the Christmas holiday, warning 422,424 people that Social Security numbers and health insurance information were among the data leaked during the attack.
The company runs a network of addiction rehab facilities across California, Florida, Texas, Nevada, Massachusetts, Mississippi, New Jersey and Rhode Island.
Read more at The Record.