Skip to main content

Troy Hunt's Mailchimp List data breach

The Troy Hunt's Mailchimp List breach happened on March 25, 2025 and exposed 16,627 accounts. 4 kinds of data were exposed.

Overview

Site
troyhunt.com
Breach date
March 25, 2025
Recorded on
March 25, 2025
Accounts exposed
16,627
Exposed data
Email addresses, Geographic locations, IP addresses, Latitude and longitude pairs
Risk score
31 out of 100

Risk based on the exposed data

This breach scores 31 out of 100. The score is driven mostly by Latitude and longitude pairs, Email addresses, Geographic locations.

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

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.

Create a new password →

This site organizes publicly available information about data breaches. Data as of November 23, 2025. Breach dates are as originally listed; when only the month is known, the date is recorded as the 1st.