Cambridge University Press & Assessment Data Breach (2025): What Was Exposed & Free Credit Monitoring

✅ Official notice on file. Cambridge University Press & Assessment filed this data breach notice with the California Attorney General on Apr 23, 2025. Compare it with the letter you received: the official copy is linked below.

View the official notice · Read the letter (PDF)

Cambridge University Press & Assessment reported a data breach caused by unauthorized access to its computer network. The information involved includes home address.

Key facts

Discovered Jun 5, 2024
Incident type Network intrusion
Data exposed Home address
Reported to California AG Apr 23, 2025
Company helpline 1-866-408-2208

Free credit monitoring

Cambridge University Press & Assessment is offering 24 months of Experian IdentityWorks at no cost to people who received the letter. Enroll at www.experianidworks.com/3bplus using the activation code printed on your letter.

What to do now

  1. Get your free credit reports at AnnualCreditReport.com and look for accounts you do not recognize.
  2. Call the Cambridge University Press & Assessment helpline at 1-866-408-2208 if you have questions about your letter.

Timeline

  • Jun 5, 2024 — Cambridge University Press & Assessment discovers the incident
  • Apr 23, 2025 — Breach reported to the California Attorney General

Other recent data breaches

Source: notification letter and filing submitted by Cambridge University Press & Assessment to the California Attorney General. BreachLetter is not affiliated with Cambridge University Press & Assessment. Details extracted from the official letter; always follow the instructions in your own copy.