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Case file

Case File: 4Tishman Speyer Data Breach

This file collects the dated facts on record for the 4Tishman Speyer incident. The state report is dated September 16, 2026. The incident itself is dated March 28, 2026.

Timeline

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

  1. March 28, 2026Incident dateWhen the filing says the breach took place.
  2. September 16, 2026Report filed in IndianaDate the notice was lodged with the Indiana Attorney General.

Case facts

Filing state
Indiana
Date reported
September 16, 2026
Incident date
March 28, 2026
Receiving office
Indiana Attorney General

Case notes

4Tishman Speyer, operating in Indiana, has submitted a formal data breach notification to regulators. This filing, dated September 16, 2026, reports an incident that potentially exposed personal information belonging to individuals.

The breach itself is noted as having taken place on March 28, 2026. Details regarding the exact nature of the breach or the specific categories of personal information affected were not specified in the public record. Those who may have been impacted should understand that their data was involved.

According to the official filing, the investigation into this incident is currently ongoing, with 4Tishman Speyer engaged in monitoring activities. This information is derived from public disclosures made to regulatory bodies, consistent with data breach reporting requirements.

As a general precaution, individuals are advised to remain vigilant for any unusual activity related to their accounts. This includes regularly reviewing financial statements for unauthorized transactions and being wary of unsolicited communications that request personal details. Consider enabling multi-factor authentication on online accounts where available.

While the specific data types remain undisclosed, proactive monitoring of your personal information and online presence is a recommended step. Staying informed and exercising caution with personal data remains important in the wake of such incidents.

Questions about this case file

Where does the 4Tishman Speyer case file come from?
Every entry is taken from the breach report 4Tishman Speyer 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