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Listed on a ransomware leak site

challenge-mfg.com

challenge-mfg.com

challenge-mfg.com was listed on the Chaos and Lorenz leak site on Feb 26, 2024. Brandefense has recorded 2 separate claims against it. Information as of Oct 19, 2026.

Updated continuously · figures as of Oct 19, 2026
Claimed by
Chaos, Lorenz
First listed
Feb 26, 2024
Claims recorded
2

2 Leak-Site Claims.

ChaosConfirmed claim
Posted on the leak site
May 17, 2026
Collected by Brandefense
May 17, 2026
Data claimed
270 GB
Leak-site post text, written by the group
Company management has exactly 72 hours to contact us. Otherwise, the organization’s data-which contains confidential information-will be published on our public platform, and the possibility of further negotiations will be ruled out. Challenge Manufacturing is a leading Tier 1 automotive sup...
LorenzConfirmed claim
Posted on the leak site
Feb 26, 2024
Collected by Brandefense
Jul 11, 2025
Data claimed
Not stated
Leak-site post text, written by the group
challenge manufacturing company access to internal network posted may 11, 2021. [removed]

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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.