Under Armour
SourceHave I Been Pwned
StatusConfirmed breach
AddedJanuary 21, 2026
OccurredNovember 17, 2025
Accounts affected72,742,892
Domainunderarmour.com
What was exposed
Dates of birthEmail addressesGendersGeographic locationsNamesPurchases
What to do if you were affected
- Expect more phishing and spam at this address. Treat messages that reference this company with extra caution.
- Be wary of targeted scams that use your personal details to sound convincing.
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Protect your data Details
In November 2025, the Everest ransomware group claimed Under Armour as a victim and attempted to extort a ransom , alleging they had obtained access to 343GB of data. In January 2026, customer data from the incident was published publicly on a popular hacking forum , including 72M email addresses. Many records also contained additional personal information such as names, dates of birth, genders, geographic locations and purchase information.
Frequently asked questions
What is the Under Armour data breach?
In November 2025, the Everest ransomware group claimed Under Armour as a victim and attempted to extort a ransom , alleging they had obtained access to 343GB of data. In January 2026, customer data from the incident was published publicly on a popular hacking...
When did the data breach happen?
This data breach occurred around November 2025.
How many accounts were affected?
Around 72,742,892 accounts were affected.
What information was exposed?
Exposed data included Dates of birth, Email addresses, Genders, Geographic locations, Names and Purchases.
What should I do if I was affected?
Expect more phishing and spam at this address. Treat messages that reference this company with extra caution. Be wary of targeted scams that use your personal details to sound convincing.
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