Sentinel Security Life Insurance Company and Atlantic Coast Life Insurance Company Data Breach – Investigated by Federman & Sherwood
January 2, 2026– Federman & Sherwood is investigating a data breach involving Sentinel Security Life Insurance Company and Atlantic Coast Life Insurance Company, following a notification filed with the Maine Attorney General.
According to the filing, the companies discovered suspicious network activity on April 15, 2025. An investigation determined that an unauthorized actor accessed certain company systems between April 7, 2025, and April 15, 2025, and may have accessed or acquired files containing personal information. The companies completed their review in December 2025 and began notifying affected individuals on December 30, 2025.
The information potentially involved includes names, Social Security numbers, dates of birth, financial account information, medical information, and health insurance policy information. The companies reported that they are not aware of any misuse of the information at this time and are offering affected individuals complimentary credit monitoring and identity restoration services.
Federman & Sherwood is investigating whether Sentinel Security Life Insurance Company and Atlantic Coast Life Insurance Company maintained reasonable data security practices, whether the unauthorized access could have been prevented, and whether affected individuals may have legal claims.
The compromised information may have included:
- Full name
- Social Security number
- Date of birth
- Financial information
- Medical information
- Health insurance information
- Other sensitive information
What are Sentinel Security Life Insurance Company and Atlantic Coast Life Insurance Company?
Together, Sentinel Security Life Insurance Company and Atlantic Coast Life Insurance Company operate as core members of the A-CAP Group, providing a unified portfolio of life insurance, Medicare supplement, and highly customizable annuity products geared toward senior financial security.
Individually, Sentinel Security Life (founded in 1948) specializes in final expense coverage and customizable retirement income solutions, while Atlantic Coast Life (founded in 1925) focuses on preneed insurance for funeral planning and a diverse range of fixed and indexed annuities.
Individuals who received a data breach notification or believe their information may have been involved are encouraged to contact Federman & Sherwood at 1-800-237-1277 or via email at info@federmanlaw.com to discuss their legal rights.