MKS Instruments discloses ransomware incident; temporarily suspends operations at certain facilities

MKS INC

On Feb 3, 2023, MKS identified a ransomware event and activated incident response and business continuity protocols.
Incident has affected certain business systems, including production-related systems; company temporarily suspended operations at certain facilities.
Company has engaged incident response professionals and notified law enforcement; investigation and assessment are ongoing.
Full scope of costs and related impacts, including potential cybersecurity insurance offset, has not been determined.

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