Casio
Disclosed Oct 7, 20241 year ago8,500 affectedUnverified
Ransomware attack on Casio steals employee, partner and some customer data
Casio confirmed an October 2024 cyberattack was ransomware claimed by the Underground gang, which took personal data of employees, contractors, partners and job applicants plus invoices and HR files; in January 2025 it put the total at about 8,500 people.
What is known
| People affected | 8,500 (as reported by the organization) |
|---|---|
| Disclosed | Oct 7, 2024 |
| Attack | Ransomware |
| Data exposed | Employment, Names, Internal documents |
| Sector | Manufacturing · JP |
| Status | Unverified: not yet confirmed by an official notice, a filing or the organization |
Sources
| Source | |
|---|---|
| Casio confirms customer data compromised in ransomware attacktechcrunch.com · News | News |
| Casio says hackers stole personal data of 8,500 people during October ransomware attacktechcrunch.com · News | News |
Notices filed
| Where | Filed | People |
|---|---|---|
| Researchtotal | Oct 7, 2024 | 8,500 |
History of this record
- 2026-09-25 · added · seed source
First seen 2026-09-25 (Research). Record counts are as reported. Not legal advice.