Sentinel Security Life Insurance Company Data Breach Exposes Social Security Numbers

Sentinel Security Life Insurance Company discovered suspicious activity within its computer systems on April 15, 2025, leading to the identification of a significant data breach. The incident occurred between April 7 and April 15, 2025, when an unauthorized actor gained access to certain company systems and potentially acquired files containing sensitive information.

The company launched an investigation and worked with cybersecurity professionals to determine the extent of the breach.

The review, completed on Dec. 17, 2025, revealed that the exposed information may include names, Social Security numbers, individual taxpayer identification numbers, financial account information, dates of birth and medical or health insurance information.

The breach potentially affects current and former policyholders, certificate holders, beneficiaries and others who have interacted with the company or its affiliates.

Sentinel Security Life Insurance Company's response

To help affected individuals, the company has partnered with IDX to offer one year of complimentary credit monitoring and identity restoration services. Those who received a mailed notice can enroll directly, while others who believe they may be affected can call the dedicated assistance line at 844-419-5502, Monday through Friday from 9 a.m. to 9 p.m. Eastern time, excluding U.S. holidays.

Individuals are encouraged to remain vigilant by monitoring their financial accounts and credit reports for suspicious activity. Steps such as placing a fraud alert or credit freeze with the major credit bureaus are recommended. Additional details and guidance are included in the official data breach notice posted on Sentinel Security Life Insurance Company's website.