Casio security incident history
Hacking, data breaches and other security incidents involving Casio, with related coverage.
Incidents: 1 · Most recent
Casio ransomware attack leaks personal data of 8,500 people
8.5kImpact: Personal information of 8,500 people leaked; new product launch and results publication delayed
Casio was hit by a ransomware attack in October 2024 that leaked information on employees, customers and business partners. The attack delayed the launch of new G-SHOCK watches and the publication of financial results. The number of people whose personal information was leaked, confirmed in January 2025, was 8,500, and Casio notified employees and customers of the leak.
Related reports: 12 · last report →