Leading Japanese semiconductor supplier responding to ransomware attack

Japanese semiconductor test-equipment supplier Advantest is responding to a ransomware attack that impacted multiple company systems after detecting unusual activity and isolating affected networks. The investigation is ongoing with cybersecurity experts as reports highlight a sharp rise in ransomware gangs targeting industrial and semiconductor firms, with past victims including Microchip Technology and Applied Materials. #Advantest #Play

Keypoints

Advantest detected unusual IT activity and isolated impacted systems.
Preliminary findings indicate an unauthorized party may have deployed ransomware.
The company is collaborating with leading cybersecurity experts during an active investigation.
Dragos reports a nearly 50% increase in ransomware gangs targeting industrial organizations in 2025.
Semiconductor firms like Microchip Technology, Applied Materials, Nexperia, and Foxsemicon have been targeted in recent years.