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Case File: 1st MidAmerica Credit Union Data Breach

This file collects the dated facts on record for the 1st MidAmerica Credit Union incident. The state report is dated January 22, 2026. The incident itself is dated August 14, 2025.

Timeline

161 days separate the incident date from the date it was reported.

  1. August 14, 2025Incident dateWhen the filing says the breach took place.
  2. January 22, 2026Report filed in IndianaDate the notice was lodged with the Indiana Attorney General.

Case facts

Filing state
Indiana
Date reported
January 22, 2026
Incident date
August 14, 2025
Receiving office
Indiana Attorney General

Case notes

1st MidAmerica Credit Union has filed a report concerning a data security incident. This event, which potentially involved the exposure of personal information, was identified on August 14, 2025. The credit union formally reported the incident on January 22, 2026, as part of its regulatory obligations.

Details surrounding the nature of the breach remain unspecified in the public record. Similarly, the specific categories of personal information that may have been compromised have not been detailed. The credit union has indicated that an investigation into the incident is ongoing.

For individuals who may have had their data involved, understanding the known facts from official filings is crucial. While specific data types are not disclosed, any data security incident warrants attention to safeguard personal accounts.

As a general precaution, it is advisable for individuals to remain vigilant following any report of a data security event. This includes reviewing statements from your financial institutions for any unusual activity and monitoring credit reports for unauthorized accounts or inquiries. Be cautious of unsolicited communications, especially those requesting personal details.

This summary is based solely on the public filing submitted by 1st MidAmerica Credit Union. Databreachcasefile.com provides these case details as a public record, without offering legal advice or interpretations beyond what is officially reported.

Questions about this case file

Where does the 1st MidAmerica Credit Union case file come from?
Every entry is taken from the breach report 1st MidAmerica Credit Union lodged with the Indiana Attorney General. Nothing here is estimated.
Why do the incident date and the report date differ?
Companies usually investigate before they report. The gap between the two dates shows how long that took.
What does the records-affected figure count?
It is the number the company gave the state. It can cover residents of that state only, so the national total may be higher.
Does this case file change over time?
Yes. When a company files an update or a new state publishes its copy of the report, the dates and counts here are refreshed.

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Filing source: Indiana Attorney General