Troy Hunt's Mailchimp List

What Happened

In March 2025, a phishing attack successfully gained access to Troy Hunt's Mailchimp account and automatically exported a list of people who had subscribed to the newsletter for his personal blog. The exported list contained 16k email addresses and other data automatically collected by Mailchimp including IP address and a derived latitude, longitude and time zone.

Compromised Data

Email addresses
Geographic locations
IP addresses

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Breach Overview

  • Affected Accounts:

    16.6 thousand
  • Breach Occurred:

    March 2025
  • Added to HIBP:

    25 Mar 2025

Recommended Actions

Change Your Password

If you haven't changed your Troy Hunt's Mailchimp List password since 2025, do so immediately.

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Check Other Accounts

If you used the same password elsewhere, change those too.

Monitor for Suspicious Activity

Watch for unusual login attempts or messages from your account.

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