AFLAC INCORPORATED

Aflac Incorporated reports a security incident detected on June 12, 2025, involving unauthorized access to a limited number of systems. The incident was contained within hours. Aflac notified federal law enforcement and engaged third-party cybersecurity experts. Affected individuals may have had personal information, including government IDs and health data, exposed. Aflac is offering 24 months of free credit monitoring and identity theft protection via CyEx Medical Shield. This filing serves as a supplemental notice to prior communications.

Aflac Incorporated (CIK 0000004977) filed an 8-K on June 20, 2025, reporting unauthorized network access identified on June 12, 2025. The company contained the intrusion within hours, confirmed no ransomware was involved, and engaged third-party cybersecurity experts. The investigation into the scope is ongoing, but potentially impacted files include claims data, health information, and Social Security Numbers for customers, employees, and agents in the U.S. Free credit monitoring is being offered.