DataBreachCaseFile.com

Case file

Case File: Park National Corporation Data Breach

This file collects the dated facts on record for the Park National Corporation incident. The state report is dated October 27, 2025. The incident itself is dated August 27, 2025.

Timeline

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

  1. August 27, 2025Incident dateWhen the filing says the breach took place.
  2. October 27, 2025Report filed in IndianaDate the notice was lodged with the Indiana Attorney General.

Case facts

Filing state
Indiana
Date reported
October 27, 2025
Incident date
August 27, 2025
Receiving office
Indiana Attorney General

Case notes

Park National Corporation, operating in Indiana, has issued a public notice regarding a data security incident. The company reported the breach on October 27, 2025, indicating that the security event itself took place on August 27, 2025. At present, the specifics of how the breach occurred and the full extent of its impact are under investigation.

The public filing does not detail the specific types of personal information that may have been exposed. Therefore, it is important for individuals who receive notifications to carefully review their own letters for any precise details about their data.

Because the investigation is ongoing, the company has not yet released information regarding the number of people affected by this security incident. The filing serves as an official record that a breach has occurred and is being addressed by Park National Corporation.

Individuals who may be affected by this data breach should take proactive steps to protect their personal information. It is advisable to closely monitor financial accounts and statements for any unusual activity. Be cautious of unsolicited emails, texts, or calls requesting personal details, as these could be phishing attempts related to the incident.

While the specific data involved is not outlined in the public record at this time, generally recommended protective actions include changing passwords for online accounts, especially if they were reused across multiple services. Consider placing a fraud alert or security freeze on your credit reports if you are concerned about potential misuse of your information. These general precautions can help mitigate risks associated with data exposure.

This information is derived from public regulatory filings made by Park National Corporation. Further details will likely become available as the company's investigation progresses and subsequent updates are provided to regulatory bodies and affected individuals.

Questions about this case file

Where does the Park National Corporation case file come from?
Every entry is taken from the breach report Park National Corporation 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.

More Indiana case files

Indiana data breaches

Filing source: Indiana Attorney General