Nike Data Breach Claims Surface as WorldLeaks Leaks 1.4TB of Files Online

As users continue to assess the Under Armour data breach, WorldLeaks, the rebranded version of the Hunters International ransomware group, is claiming to have breached Nike, Inc., a major U.S.-based athletic footwear and apparel company.

The claims were published on the group’s official dark web leak site on Thursday, January 22, 2026. Over the weekend, WorldLeaks updated the post with what it says is supporting evidence, alleging that the attackers exfiltrated more than 1.4 terabytes of Nike data with 188,347 files that are now being leaked online.

It is worth noting that the same group was behind the Dell data breach in July 2025, in which it stole 1.3tb of data and later leaked it online.

The Leaked Data

A quick review of the folder names and files suggests the ...