Bank3 Data Breach Lawsuit Investigation
Bank3 customers recently received notice that an unauthorized actor accessed the bank’s network, potentially compromising highly sensitive personal and financial information. If you were notified, you may be entitled to free identity-protection services or financial compensation. Review the facts below and consider your legal options today.
Incident Overview
Bank3 (Bank3) discovered suspicious activity in its computer network on August 20, 2025. A forensic investigation confirmed that an unknown actor had gained access to the bank’s systems between July 25 and August 7, 2025, viewing or copying files that contained customer information.
Key Dates
Breach window: July 25 – August 7, 2025
Intrusion discovered: August 20, 2025
Consumer notices mailed: April 15, 2026
State filing (Maine): April 15, 2026
Data Exposed
The investigation found that the following categories of information were present in the affected files:
Name
Date of birth
Social Security number
Driver’s license or state identification number
Taxpayer identification number
Financial account details
Payment card information
Health insurance information
Bank3’s Response
According to the notification letter, Bank3 immediately secured its systems, engaged third-party cybersecurity experts, and completed a detailed review of the compromised data. The bank is also:
Revising and strengthening existing security policies
Implementing additional cybersecurity measures
Providing written notice to all affected individuals
Offering 12 months of complimentary credit monitoring and identity-theft protection through Cyberscout (a TransUnion company)
Your Next Steps
Enroll in the free Cyberscout services using the instructions in your letter.
Monitor bank, credit-card, and health-insurance statements for unfamiliar charges.
Obtain free credit reports and watch for new accounts you did not open.
Consider placing a fraud alert or security freeze with the credit bureaus.
Consult an experienced data-breach attorney to evaluate potential claims for damages.
Company Overview
Bank3 is a community bank headquartered in Memphis, Tennessee, operating under parent company Banc3 Holdings, Inc.
Website: bank3.com
Industry: Banking
Year founded: 1910
Headquarters: 5210 Poplar Avenue, Memphis, Tennessee, United States
Employees: 51–200
Parent entity: Banc3 Holdings, Inc.
Sources
Impacted Entities
Frequently Asked Questions
I received a data breach letter from Bank3 — what should I do?
Follow the enrollment instructions for the free Cyberscout credit-monitoring service, review your financial statements for suspicious activity, and consider speaking with a data-breach attorney about your rights.
How do I submit a claim related to the Bank3 data breach?
Contact a qualified consumer-protection or privacy attorney with your notification letter, any evidence of fraud, and records of out-of-pocket expenses to discuss potential reimbursement or class-action participation.
What information did the Bank3 breach expose?
Names, dates of birth, Social Security numbers, driver’s license or state IDs, taxpayer IDs, financial and payment card details, and health-insurance information were among the data involved.
Did Bank3 offer credit monitoring, and for how long?
Yes. Bank3 is offering 12 months of no-cost credit monitoring and identity-theft protection through Cyberscout.
How many people were affected by the Bank3 breach?
The notice filed with the Maine Attorney General did not specify an exact number of impacted individuals.
How can I get the official breach notice (PDF) for Bank3?
You can download it directly from the Maine Attorney General website using the button near the top of this article.
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