Ransomware hits Koka’s voice broadcast system in Japan
A ransomware attack on the voice broadcast system server in Koka, Shiga Prefecture, Japan, shut down the emergency information voice broadcast system. Outdoor loudspeakers and other equipment became unavailable, and around 25,000 records, including personal information, may have been leaked. As of 12 November, there was no estimate for restoration.
Key facts
- Affected organisation
- City of Koka
- Incident type
- Ransomware
- Occurred / detected
- Not confirmed
- Scale of damage
- Voice broadcast system outage; possible leak of around 25,000 records, including personal information
- Cause / method
- Ransomware attack on the voice broadcast system server
- Location
- Japan
Timeline
- A cyber-attack on the voice broadcast system server raised the possibility of a leak of around 25,000 records, including personal information, with no estimate for restoration.
- The emergency information voice broadcast system, outdoor loudspeakers and other equipment remained unavailable due to the ransomware attack.
5 related reports
The summary and key facts are written by AI from related reports and may contain errors. Check the original articles and the organisation’s official statements for accurate details.