Tri Counties Bank Data Breach: What You Need to Know

In a startling revelation on October 12, 2023, Tri Counties Bank announced a significant data breach, leaving thousands of its customers vulnerable to identity theft and financial fraud. Tri Counties Bank, headquartered in Chico, California, offers a wide range of financial services. However, this breach has raised serious concerns. This article will delve into the details of the breach, what caused it, and how individuals affected by this breach can protect themselves.

The Data Breach: A Closer Look

The Tri Counties Bank data breach was a major security incident that compromised sensitive information of both customers and employees. This breach occurred between February 7, 2023, and February 8, 2023, although it was only disclosed on October 12, 2023. Tri Counties Bank detected suspicious activities within its computer network, leading them to promptly shut down portions of their system. Law enforcement was notified, and an investigation was launched.

The investigation confirmed that unauthorized individuals had managed to gain access to portions of the bank’s network. This unauthorized access exposed a wealth of sensitive information, including names, Social Security numbers, driver’s license numbers, financial account details, medical records, health insurance information, dates of birth, and even mother’s maiden names.

It wasn’t until October 9, 2023, that Tri Counties Bank concluded its review of the compromised files to determine the extent of the data breach and identify the affected individuals. Afterward, they began the process of notifying those whose information was compromised. The breach victims received data breach notification letters, detailing the specific information that was exposed.

What You Can Do

If you received a data breach notification from Tri Counties Bank, it is essential to take immediate action to protect yourself. Your personal and financial information is now at risk, and you must be proactive to prevent identity theft and financial fraud. Here are some steps you should consider:

  1. Monitor Your Accounts: Regularly check your financial accounts for any unusual or unauthorized transactions. If you notice anything suspicious, report it to your bank or financial institution immediately.
  2. Change Passwords: Change the passwords for your online accounts, especially those related to your financial institutions. Use strong, unique passwords for each account.
  3. Set Up Fraud Alerts: Consider setting up fraud alerts with credit reporting agencies to monitor any unusual activity on your credit report.
  4. Credit Monitoring: Enroll in a credit monitoring service to keep a close eye on your credit reports for any unexpected changes.
  5. Contact Us for Guidance: Reach out to us using our dedicated contact form, and our team of experts will provide you with valuable guidance on your rights and potential legal actions to take against Tri Counties Bank for the breach. We are here to assist you every step of the way.


The Tri Counties Bank data breach is a significant incident that has left many individuals exposed to potential identity theft and financial fraud. If you have received a notification about the breach, it’s crucial to take the necessary steps to protect your personal information and finances. This incident serves as a stark reminder of the importance of data security and the need for individuals to be vigilant in safeguarding their personal information. Tri Counties Bank is currently working to rectify the situation, and customers should remain informed and vigilant in the coming days.