On June 1, 2023, Gateway First Bank filed a notice of data breach with the Attorney General of Montana after confirming that unusual activity within multiple employee email accounts resulted in confidential customer information being leaked. Based on the company’s official filing, the incident resulted in an unauthorized party gaining access to consumers’ names, Social Security numbers, driver’s license numbers, financial account information and protected health information. After confirming that consumer data was leaked, Gateway began sending out data breach notification letters to all individuals who were impacted by the recent data security incident.

If you received a data breach notification from Gateway First Bank, it is essential you understand what is at risk and what you can do about it. As a financial institution, Gateway possesses a vast amount of customer information. Hackers looking to steal your identity know this, which is likely why they targeted Gateway to begin with. To learn more about how to protect yourself from becoming a victim of fraud or identity theft and what your legal options are in the wake of the Gateway First Bank data breach, please see our recent piece on the topic here.

What We Know So Far About the Gateway First Bank Breach

News of the Gateway First Bank data breach is still fresh; however, what we know at this point comes from the company’s filing with the Attorney General of Montana. According to this source, on February 1, 2023, Gateway detected suspicious activity within various employee email accounts. In response, Gateway launched an investigation into the incident with the assistance of third-party cybersecurity specialists.

The Gateway investigation confirmed that certain employee email accounts had been compromised when an unauthorized actor was able to gain access to them. The investigation also revealed that confidential consumer data was stored within the affected email accounts.

Upon discovering that sensitive consumer data was made available to an unauthorized party, Gateway First Bank began to review the affected files to determine what information was compromised and which consumers were impacted. While the breached information varies depending on the individual, it may include your name, Social Security number, driver’s license number, financial account information and protected health information.

On June 1, 2023, Gateway First Bank sent out data breach letters to all individuals whose information was compromised as a result of the recent data security incident.

More Information About Gateway First Bank

Gateway First Bank is a state-chartered community and commercial bank located in Jenks, Oklahoma. The bank provides a range of consumer and business products and services, including checking and savings accounts, secured and unsecured loans, mortgages, credit cards and investment products. Gateway operates five full-service branches in Oklahoma, including in Oklahoma City, Cherokee, Jenks, Nash and Tonkawa. Gateway First Bank employs more than 1,200 people and generates approximately $267 million in annual revenue.