INCIDENT: Kojima Industries, a Toyota Supplier, Suffers Cyberattack

Toyota will shut down production in Japan Tuesday because one of its domestic suppliers suffered a cyberattack, company officials said Monday.
Kojima Industries is the supplier hit in the attack and it provides plastic and other parts to Toyota.
The company will suspend 28 lines at 14 plants. Toyota subsidiaries Hino Motors and Daihatsu Motor will also halt operations at some plants in Japan on Tuesday. The automakers are still determining whether they will be able to return to normal operations after Wednesday.

Incident Date

February 28, 2022



Estimated Cost

unknown, but 13,000 vehicles felt the impact

Type of Malware:

No Malware identified

Threat Source:

No threat source identified


  • Toyota halts operations at all Japan plants due to cyberattack
  • Toyota Halts Production After Cyberattack On Supplier




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