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investigation open

Updated about 1 month ago

Berkeley Research Group, LLC Data Breach

▼ Key takeaways

•Reports suggest a potential breach involving Berkeley Research Group, LLC.
•Discovered on February 28, 2025.
•Possible data exposed: Name, Social Security Number, Date of Birth, Address, Tax ID, Financial Account Information, PIN, Password, Medical Information, Health Insurance Information, Government ID, Passport Number, Driver's License Number, Payment Card Details.
•Affects individuals in: California, Iowa, Massachusetts, Tennessee, Texas.
•Confirmation level: Confirmed by regulators.

Breach confirmed

The Berkeley Research Group, LLC breach is confirmed. If you may be affected, add your details below and we will take it from there.

Detailed summary

Berkeley Research Group, LLC (BRG) reported a data breach that began on February 28, 2025, and was discovered on March 2, 2025. The incident involved unauthorized access to their network.

This breach affected over 110,000 individuals, including clients of BlueCross BlueShield of Tennessee, the UT System, TRICARE beneficiaries, and others. Exposed data types include names, Social Security numbers, dates of birth, addresses, tax IDs, financial and bank account information (some with PINs or passwords), medical information, health insurance details, government IDs (passports, driver’s licenses), and payment card details. BRG serves as a vendor for various clients, making this a third-party breach. While individual notification letters were sent starting in October 2025, the full extent of affected individuals and specific data types for all victims remains unclear.

Details can still emerge, and additional notifications may be delayed.

Data possibly involved

Name
Social Security Number
Can be used to open fraudulent accounts and file false tax returns
Date of Birth
Often used in combination with other data for identity theft
Address
Could be combined with other data for identity theft
Tax ID
Financial Account Information
PIN
Password
Attackers may try to access other accounts using the same credentials
Medical Information
Health Insurance Information
Could be used for insurance fraud
Government ID
Passport Number
Driver's License Number
Can be used for identity fraud
Payment Card Details

Company Response Timeline

Response Grade

Took over 180 days or has not yet notified consumers

Breach Occurred

Feb 28, 2025

Company Discovered

Mar 2, 2025

Regulator Notified

Oct 30, 2025

Consumers Notified

Oct 1, 2025

2 days to discover

213 days to notify consumers

Breach Verification Status

Reports Only

Complete

Initial dark web reports of potential breach

Company Confirmed

Complete

Company has acknowledged the breach

Regulator Confirmed

Current

Confirmed by regulatory authorities

Note: Breach verification can take time. Information may evolve as more details become available from companies and regulators.

Case Status:

Investigation Open

We're actively investigating this case and seeking affected individuals.

Were you affected? Submit your information below.

Were You Affected By This Breach?

If you are a customer or have received a data breach notification, you may submit your information as part of our ongoing investigation. Submitting your information is free and does not obligate you.

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Check Your Risk Level

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Do you use Berkeley Research Group, LLC?

Yes

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What should I do?

Change your passwords

Update passwords for the affected service and any accounts using the same password

Enable two-factor authentication

Add an extra layer of security to your accounts

Monitor your accounts

Watch for suspicious activity on your financial and online accounts

Watch for phishing attempts

Be cautious of emails or messages claiming to be from the affected company

Consider a credit freeze

Prevent unauthorized access to your credit report

Scan your email for other exposures

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