
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
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Breach Overview
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Affected Accounts:
16.6 thousand
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Breach Occurred:
March 2025
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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.
Enable Two-Factor Authentication
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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.