Under Armour Faces Data Breach

Endurancesportswire • January 23, 2026

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Under Armour said it's investigating claims of a massive data breach after a cybercriminal posted millions of customer records to a hacker forum.

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Under Armour Investigates Data Breach Affecting 72 Million Customers Under Armour is investigating a data breach that compromised the email addresses of approximately 72 million customers. The breach was reportedly executed by a cybercriminal who posted the stolen records on a hacker forum. There are currently no indications that passwords or financial information were accessed. 5 sources 40

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