✅ Official notice on file. Informa filed this data breach notice with the California Attorney General on Apr 17, 2026. Compare it with the letter you received: the official copy is linked below.
Informa reported a data breach caused by unauthorized access to its computer network.
Key facts
| Unauthorized access | Aug 11, 2025 – Aug 18, 2025 |
|---|---|
| Incident type | Network intrusion |
| Letter sent | Apr 17, 2026 |
| Reported to California AG | Apr 17, 2026 |
| Company helpline | 1-833-918-1095 |
Free credit monitoring
Informa is offering 24 months of Experian IdentityWorks at no cost to people who received the letter. Enroll at www.experianidworks.com/1Bcredit using the activation code printed on your letter. Deadline to enroll: Jul 31, 2026.
What to do now
- Get your free credit reports at AnnualCreditReport.com and look for accounts you do not recognize.
- Call the Informa helpline at 1-833-918-1095 if you have questions about your letter.
Timeline
- Aug 11, 2025 — Unauthorized access begins
- Apr 17, 2026 — Notification letters sent
- Apr 17, 2026 — Breach reported to the California Attorney General
Other recent data breaches
- Deposition Solutions, LLC data breach
- Mercadien, P.C. CPAs data breach
- Toyo Tire Holdings of Americas Inc. data breach
- STS Aviation Group data breach
- Alma Family Services data breach
Source: notification letter and filing submitted by Informa to the California Attorney General. BreachLetter is not affiliated with Informa. Details extracted from the official letter; always follow the instructions in your own copy.