01 Oct, 2026

Japan’s Keio confirms ransomware attack disrupted business systems

Keio Corporation (Keio), a major private railway operator in Japan, said its network was hit by a ransomware attack over the weekend, disrupting  some of its business systems. Following a system failure in the early hours of Saturday, the company confirmed the attack and shut down its network to prevent additional damage. The company said […]

2 mins read