Asahi Group Holdings security incident history
Hacking, data breaches and other security incidents involving Asahi Group Holdings, with related coverage.
Incidents: 1 · Most recent
Asahi ransomware attack disrupts Japanese production amid data leak concerns
2.3mImpact: Potential exposure of 2.28 million personal information records and disruption to production and dispatches in Japan
Asahi Group suffered a cyber-attack in September 2025 that disrupted production and dispatches in Japan, and subsequently confirmed that it was a ransomware attack. The ransomware group Qilin claimed responsibility, while the company kept operations running through manual processes. By July 2026, the number of personal information records potentially exposed had increased to 2.28 million.
Related reports: 48 · last report →