StockWatch
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Accident &Health Insurance
CybersecurityJun 30, 2026, 06:08 AM

Aflac Japan Cyberattack Discovered; Customer Data Accessed

AI Summary

Aflac Japan, a wholly-owned subsidiary of Aflac Inc., discovered unauthorized third-party access to its systems between June 15 and June 25, 2026. The breach compromised policy, personal, and bank account information. Aflac Japan has initiated an investigation with third-party cybersecurity experts, notified Japanese authorities, and plans to inform affected individuals. The incident is confined to Japan, with no impact on Aflac's U.S. business systems.

Key Highlights

  • Aflac Japan discovered unauthorized third-party access to its systems between June 15 and June 25, 2026.
  • Impacted files contain policy, coverage details, personal information, and bank account information.
  • Aflac Japan promptly took steps to contain the incident, including suspending certain systems.
  • The company has engaged third-party cybersecurity experts to support the investigation.
  • Aflac Japan notified the Japan Financial Services Agency and other relevant authorities.
  • The incident is limited to systems in Japan; Aflac's U.S. business systems were not accessed.