Cerumo

Cerumo

Data breach claim reported March 31, 2026
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Data Breach Report
Victimcerumo.co.jp
Claimed ByNightSpire
Date DiscoveredMar 31, 2026
DescriptionCerumo Co., Ltd. is a motorsports team and automotive engineering company based in Japan, specializing in race car development, maintenance, and participation.
Leak SizeUnknown

Breach claims on this page are published by threat actors and haven't been verified by Breachsense.

Credential Exposure for cerumo.co.jp

We've indexed 2 @cerumo.co.jp accounts from external breaches.

Last checked Nov 8, 2026

@cerumo.co.jp addresses from external breaches
Third-party breaches1 accounts · across 1 breaches · 1 with a plaintext password · most recent Jan 1, 2020
Combo lists1 accounts · most recent Jul 22, 2026

None of this is necessarily connected to the ransomware attack above.

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