Keio Corporation, a major Japanese railway and hospitality operator, suffered a ransomware attack over the weekend. The incident prompted the company to isolate and shut down its network to mitigate further damage. The cyberattack primarily impacted the hospitality division, causing payment disruptions and service delays at properties like the Keio Plaza Hotel Tokyo. The company confirmed that core train operations were unaffected by the breach. Keio has notified local authorities and is investigating the incident with external cybersecurity experts.

Full report : Japan’s hospitality and railway services provider Keio confirms ransomware attack disrupted its operations.