The Deadlock ransomware group claimed a data breach at The Morton Grove Park District on July 10, 2026. This incident was confirmed by the group posting proof of the breach on their leak site, including documents related to financial plans and other internal records.
As of July 11, 2026, the specific number of affected individuals and other detailed data types, such as SSN, medical, or financial account data, have not been disclosed. Similarly, official notification letters, attorney general filings, and class action lawsuits have not yet emerged.
Details are likely to become available in the coming weeks as the Park District conducts its investigation and complies with notification laws.