Centennial Bank Data Breach: Learn Your Rights and Next Steps
Centennial Bank, including Happy State Bank, confirmed a data breach in Texas affecting customers' sensitive personal and financial information. If you received a notification letter, your data like Social Security Number and Financial Account Number may be exposed. You may have legal rights to compensation.
This breach is real, not a scam. Centennial Bank (including its division Happy State Bank) officially reported it to the Texas Attorney General on September 17, 2026.
Reviewed by David S. Harris, Esq., data breach and class action attorney (Florida Bar No. 0112739). Free consultation: 786-306-7278
Received a Centennial Bank (including its division Happy State Bank) notification letter? Find out in minutes if you qualify for compensation.
Free case review- State
- Texas
- Breach date
- August 7, 2026
- Reported
- September 17, 2026
What may have been exposed
- Full Name
- Social Security Number
- Financial Account Number
- Date of Birth
- Routing Number
- Credit Score Information
- Transaction History
- Mailing Address
Centennial Bank, which includes its division Happy State Bank, recently confirmed a data security incident impacting its customers in Texas. The breach, which occurred on August 7, 2026, was formally reported on September 17, 2026. This incident has raised significant concerns about the financial institution's ability to protect the highly confidential information entrusted to it.
The exposed data from the Centennial Bank breach includes highly sensitive personal and financial details. Specifically, data categories confirmed to be compromised are Full Name, Social Security Number, Financial Account Number, Date of Birth, Routing Number, Credit Score Information, Transaction History, and Mailing Address. This extensive combination of data can put affected individuals at significant risk.
When such critical information is exposed, it can lead to various forms of financial harm, including identity theft, account takeover, and fraudulent activities. Malicious actors can use this data to open new credit lines, drain existing accounts, or file false tax returns in your name. The ongoing monitoring mentioned by Centennial Bank suggests the investigation into the precise mechanics of the intrusion is still underway.
As a federally insured financial institution, Centennial Bank is legally obligated to safeguard customer data under stringent regulatory frameworks, such as the Gramm-Leach-Bliley Act. A data breach of this magnitude suggests potential failures in security protocols. If you received a data breach notification letter, it indicates that your private information was compromised due to this security lapse.
Receiving a notification letter establishes your legal standing to explore potential claims. You are not required to show immediate financial loss to seek recourse; the increased risk of future identity theft is often sufficient. Consider reviewing your financial statements and credit reports for any suspicious activity.
Our firm is actively investigating the Centennial Bank data breach and is offering free case reviews to affected customers. If you received a data breach notification, you may be entitled to compensation for the risks and harms caused by this exposure. There are no upfront costs, and we only get paid if we successfully recover for you.
Received the Centennial Bank (including its division Happy State Bank) notification letter? The Centennial Bank (including its division Happy State Bank) case file tracks this filing.
What to do if you were affected
Based on the categories of information reported in this filing, these steps can help limit the risk of identity theft and fraud.
Freeze your credit
Place a free credit freeze with Equifax, Experian, and TransUnion. A freeze blocks new accounts from being opened in your name and can be lifted anytime.
Watch your financial accounts
Review bank and card statements for unfamiliar activity and turn on transaction alerts. Report anything you don't recognize to your bank right away.
Stay alert to targeted scams
Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.
Keep your notification letter
Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.
Centennial Bank data breach settlement, compensation and claim questions
- How much could a Centennial Bank data breach settlement or claim be worth?
- There is no set amount, and no Centennial Bank settlement is confirmed here. In past data breach settlements, payments depended on what data was exposed and on documented losses — fraud, out-of-pocket costs and time spent dealing with the breach. The filing lists Full Name, Social Security Number, Financial Account Number as involved. Keep receipts and records; they're what damages claims are built on.
- Is there a Centennial Bank data breach class action lawsuit?
- Law firms often open an investigation after a breach notice like this one, and a class action lawsuit may follow. This page doesn't confirm that a lawsuit has been filed against Centennial Bank. You usually don't have to join a class action to be included — if a settlement is reached, class members are notified and can file a claim.
- How many people were affected by the Centennial Bank data breach, and what was exposed?
- The filing does not give a count of affected people and lists the following information as involved: Full Name, Social Security Number, Financial Account Number, Date of Birth, Routing Number, Credit Score Information, Transaction History, Mailing Address. Your own letter is the best guide to what was exposed about you, since notices are usually tailored to each person.
- Can I sue Centennial Bank over the data breach?
- It depends on what was exposed, the law in Texas and your own state, and whether you've been harmed. Most people take part through a class action rather than suing alone. Keep your notification letter — it's the proof that connects you to the breach.
- Did Centennial Bank offer free credit monitoring?
- Any free monitoring Centennial Bank is offering will be described in the notice you received, along with an activation code and a sign-up deadline. Because Social Security numbers are listed in this filing, identity monitoring and a credit freeze matter more than usual. Signing up doesn't waive any legal rights you may have.
- Is the Centennial Bank data breach letter legit or a scam?
- A notice from Centennial Bank in the mail matches the breach Centennial Bank reported to the Texas Attorney General on September 17, 2026. Check that the company name and dates in your letter match that filing. A real notice of data security incident won't ask for your password, Social Security number or a payment — if it does, contact Centennial Bank through a phone number or website you find yourself.
- Do I need a Centennial Bank data breach lawyer or attorney?
- A data breach lawyer can tell you whether your situation supports a claim and what it may be worth. A review here is free, and law firms usually take these cases on contingency, so there is no upfront cost.
- Where can I see the official Centennial Bank breach notice?
- Centennial Bank's report is published by the Texas Attorney General: https://oag.my.site.com/datasecuritybreachreport/apex/DataSecurityReportsPage#BR-0005334 Compare it with the letter you received to confirm the dates and details match.
- What should I do after getting the Centennial Bank data breach notice?
- Keep the letter and the envelope, and note the date it arrived. Freeze your credit with Equifax, Experian and TransUnion, change any passwords the notice mentions, and sign up for any free credit monitoring the letter offers. Then check whether you may have a claim.
Source: Texas Attorney General filing
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