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Latest / California / April 2026

Informa (including Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget)

Informa (including Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget) notified California AG on Apr 17, 2026 of a data breach, which occurred on Aug 11, 2025. Data exposed: Name.

All 3 filings by Informa (including Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget), state by state · Case file (dates, days to notice against the statute, what the letter offers, prior incidents)

Organization
Informa (including Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget)
Source
California AG · source record
Date reported
Apr 17, 2026
Date(s) of breach
Monday, August 11, 2025
Residents affected
Not published by this source
Data exposed
Name
Notice letter
Sample notice (PDF)
Discovered
November 2025, as stated in the letter
"As a result of the incident, in November 2025, we identified that an unauthorised party had temporarily accessed and copied some records held on an Informa Oracle system, including historical employment-related information."
Days to notice
249 days from the end of the breach window (Aug 11, 2025, no discovery date in the letter) to the California record (Apr 17, 2026). Statute: 30 days from discovery or notification of the breach (Cal. Civ. Code § 1798.82).
Offered in the letter
24 months of credit or identity monitoring through Experian
Third party
The letter attributes the incident to a vendor or service provider
First seen by BreachTally
2026-10-30 15:27 UTC

Dates and counts as filed by the organization with the agency. The breach window and the report date often differ by months.

First seen by BreachTally at 15:27 UTC on Oct 30, 2026. New filings reach paid subscribers within 30 minutes of the agency posting, with the count, the data exposed and the letter. Start a 14-day free trial. We email you two days before the first charge and you cancel in one click.
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Other filings by Informa (including Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget)

OrganizationSourceStateReportedResidents affectedData exposed
Informa (including Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget) Texas AG TX Apr 22, 2026 250 Social Security numberFinancial / bank accountDate of birthName
Informa (including Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget) Massachusetts OCABR MA Jan 2, 2026 247 Social Security numberFinancial / bank account

Data reproduced from a public government filing. Spot an error? Email support@breachtally.com with the record link. Corrections are applied and noted.