Aflac said the attacker used social engineering tactics to infiltrate its US network. A review of impacted files is still underway, but officials acknowledged they may include claims data, health records, Social Security numbers, and other personal details ...

Aflac said Friday customer health data and Social Security numbers were hacked, but that it stopped the cyber intrusion within hours and the attack did not include ransomware.

The insurer said it’s in the early stages of a review of the incident, and so far is unable to determine the total number of affected individuals.