Where does the Informa et al case file come from?

Every entry is taken from the breach report Informa et al 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.

Case file

Case File: Informa et al Data Breach

This file collects the dated facts on record for the Informa et al incident. The state report is dated January 2, 2026. The incident itself is dated August 11, 2025.

Timeline

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

August 11, 2025Incident dateWhen the filing says the breach took place.
January 2, 2026Report filed in IndianaDate the notice was lodged with the Indiana Attorney General.

Case facts

Filing state: Indiana
Date reported: January 2, 2026
Incident date: August 11, 2025
Receiving office: Indiana Attorney General

Case notes

Informa et al, along with associated entities, has filed notice regarding a data security incident impacting personal information. The event, which affected residents of Indiana, took place on August 11, 2025, with the formal report submitted on January 2, 2026.

While the specific nature of the breach and the exact categories of information involved were not detailed in the public filing, the disclosure indicates that personal information was implicated. The record does not specify how the unauthorized access occurred or what systems were affected.

As of the reporting date, Informa et al has stated that the incident remains under investigation. The company is working to understand the full scope of the event and identify the precise information that may have been accessed.

Individuals who have received notification from Informa et al should remain vigilant. It is generally advisable to monitor your accounts for any unusual activity and be cautious of unsolicited communications, particularly those requesting personal data. You may also consider reviewing statements from financial institutions for any unauthorized transactions.

This documentation is based on information provided in public regulatory filings, which serve as the official record of the breach reported by Informa et al.

Questions about this case file

Where does the Informa et al case file come from?: Every entry is taken from the breach report Informa et al 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.

Indiana data breaches

Filing source: Indiana Attorney General

Named in the Informa et al breach?

Attach your notice and a short note. An attorney checks it against this case file at no cost.

Timeline

Case facts

Case notes

Questions about this case file

More Indiana case files