The 1ST MIDAMERICA CREDIT UNION Data Breach: Reported Filing Facts

1st MidAmerica Credit Union is a financial institution that provides banking, lending, and investment services to its members. As part of their operations, they collect and store highly sensitive personal information, including government identification numbers, financial account details, and private contact data required to manage member assets and credit profiles. In 2025, the credit union officially reported a data security incident to the Illinois Attorney General, confirming that unauthorized parties may have accessed sensitive member information. If you have received a formal data breach notification letter from 1st MidAmerica Credit Union, it indicates that your personal data was potentially compromised during this event. It is essential to review the letter carefully to understand the specific scope of the exposure and the protective measures being offered.

State

Illinois

Reported

August 14, 2025