Unauthorized access by a third party was confirmed at Nippon Kayaku's Czech subsidiary, Kayaku Safety Systems Europe a.s. The incident occurred on 26 October 2026 and affected some servers. Recovery work is underway, and the company is investigating whether personal information was leaked.
Nippon Kayaku announced unauthorized access by a third party to its consolidated subsidiary in the Czech Republic, Kayaku Safety Systems Europe a.s. Anomalous activity was confirmed on 26 October 2026, and the company has been investigating the servers that were illegally accessed since that date.
The affected systems were immediately isolated from the network, and the cause is being investigated and recovery work is underway with the assistance of external experts. The announcement did not state that ransomware infection or external transmission of data had been confirmed.
Kayaku Safety Systems Europe manufactures and sells automotive safety components and has operated since 1999 from its base in Vsetín in the eastern Czech Republic. No significant impact on business continuity across the group has been confirmed at this time, although the company plans to discuss individual responses with business partners going forward.
The company is investigating whether personal or business partner information was leaked. If it is found that information was taken outside the company, business partners may need to be notified and alerted. Nippon Kayaku said it would promptly disclose any matters that should be made public as they become known.