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Listed on a ransomware leak site

HighWire Press

highwirepress.com

HighWire Press was listed on the Hellcat and Babuk2 leak site on Mar 18, 2025. Brandefense has recorded 2 separate claims against it. Information as of Oct 19, 2026.

Updated continuously · figures as of Oct 19, 2026
Claimed by
Hellcat, Babuk2
First listed
Mar 18, 2025
Claims recorded
2

2 Leak-Site Claims.

HellcatConfirmed claim
Posted on the leak site
Mar 18, 2025
Collected by Brandefense
Jul 12, 2025
Data claimed
Not stated
Leak-site post text, written by the group
Jiraware <<3!! We hold sensitive data from HighWire Press, a leading platform serving scholarly publishers. The data includes internal documents, communications, and materials that could impact both HighWire and its publishing partners.
Babuk2Confirmed claim
Posted on the leak site
Mar 18, 2025
Collected by Brandefense
Jul 12, 2025
Data claimed
Not stated

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N0nNLNetherlandsEducation and ResearchNot stated
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Figures as of Oct 19, 2026. Confirmed leak-site claims collected by Brandefense technologies and validated by Brandefense analysts.

Listed on a leak site means a ransomware group has claimed the company; it is not a confirmed breach. To request a correction or removal, contact Brandefense.