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University of California data breach

The University of California breach happened on December 24, 2020 and exposed 547,422 accounts. 10 kinds of data were exposed.

Overview

Site
universityofcalifornia.edu
Breach date
December 24, 2020
Recorded on
June 20, 2021
Accounts exposed
547,422
Exposed data
Dates of birth, Education levels, Email addresses, Ethnicities, Genders, Job titles, Names, Phone numbers, Physical addresses, Social security numbers
Risk score
80 out of 100

Risk based on the exposed data

This breach scores 80 out of 100. The score is driven mostly by Social security numbers, Ethnicities, Phone numbers.

The risk score is a guide to how dangerous a breach is, judged by the kinds of data exposed. The number of accounts is not included.

Breaches from the same period

  • MEO (2020-12-24, 8,227 accounts)
  • NetGalley (2020-12-21, 1,436,435 accounts)
  • MMG Fusion (2020-12-20, 2,660,295 accounts)

What affected users should do

  • Passwords were not exposed, but you may receive fake emails aimed at the exposed email addresses.
  • Turn on two-factor authentication for your login.
  • Phone numbers were exposed, so watch out for impersonation by text message or phone call.
  • ID numbers were exposed, so watch out for contracts signed in your name.

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This site organizes publicly available information about data breaches. Data as of April 24, 2023. Breach dates are as originally listed; when only the month is known, the date is recorded as the 1st.