Nissan Chemical says probe finds no evidence of data leak after unauthorized system access

• Nissan Chemical completed an external-expert investigation into unauthorized access detected in its cloud environments.
• Investigation confirmed access traces, no evidence of data leakage, tampering, unauthorized use, malware, or broader system compromise.
• No disruption to business operations or to the provision of products and services was identified.
• Suspicious activity was detected July 1, 2026; unauthorized logins and an unauthorized server were confirmed on June 30, 2026.
• Containment steps included disabling affected accounts, blocking access routes, tighter access controls, enhanced monitoring, ongoing procedural reviews.

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