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Delek US Energy, Inc. data breach

Delek US Energy, Inc. confirmed a data breach in October 2026, which involved the exposure of sensitive personal and financial details. Individuals affected by this incident should understand the risks of identity theft and financial fraud that may arise from this compromise.

Incident readout

Company
Delek US Energy, Inc.
Reported to
Texas Attorney General
Filed
October 16, 2026
People affected
Not stated in the filing
Incident type in filing
Not stated
Our review
Monitoring
Read the official filing

Was this a ransomware attack?

The filing does not say ransomware was involved. We do not label an incident ransomware unless the company’s report says so. Whatever the cause, the steps to protect yourself and the legal question are the same.

Information listed in the filing

  • Full Name
  • Social Security Number
  • Date of Birth
  • Mailing Address
  • Wage and Compensation Information
  • Direct Deposit Account Details
  • Tax Return Information
  • Employee ID Number

What we know

Delek US Energy, Inc., a major downstream energy company based in Texas, recently reported a cybersecurity incident that led to the compromise of personal information. The company filed a formal notification on October 16, 2026, informing individuals that their data may have been exposed.

The information reported as exposed includes Full Name, Social Security Number, Date of Birth, Mailing Address, Wage and Compensation Information, Direct Deposit Account Details, Tax Return Information, and Employee ID Number. The compromise of such a comprehensive set of identifiers poses significant risks to those affected.

With these sensitive data types now exposed, individuals face an increased risk of identity theft, fraudulent financial activities, and unauthorized tax filings. Because information like Social Security Numbers and Direct Deposit Account Details are difficult to change, the potential for long-term misuse requires careful and ongoing vigilance.

If you have received a data breach notification letter from Delek US Energy, Inc., it is important to take proactive steps to protect yourself. Regularly review your financial accounts and credit reports for any suspicious activity, and be cautious of unsolicited communications requesting your personal data. Placing a fraud alert on your credit files is also a recommended measure.

Companies entrusted with personal data have a responsibility to implement robust security measures. When a breach of this nature occurs, it can indicate a failure to adequately protect the information of affected individuals. Understanding your legal options can help you address the risks and potential harms resulting from this incident.

See every breach reported in Texas or read what to do after a ransomware attack.

After the Delek US Energy, Inc. incident: what to do and your options

What should I do after getting the Delek US Energy, Inc. 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.
How many people were affected by the Delek US Energy, Inc. 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, Date of Birth, Mailing Address, Wage and Compensation Information, Direct Deposit Account Details, Tax Return Information, Employee ID Number. Your own letter is the best guide to what was exposed about you, since notices are usually tailored to each person.
Did Delek US Energy, Inc. offer free credit monitoring?
Any free monitoring Delek US Energy, Inc. 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. Enrolling does not give up your right to bring a claim.
Where can I see the official Delek US Energy, Inc. breach notice?
Delek US Energy, Inc.'s report is published by the Texas Attorney General: https://oag.my.site.com/datasecuritybreachreport/apex/DataSecurityReportsPage#BR-0005427 Compare it with the letter you received to confirm the dates and details match.
Can I sue Delek US Energy, Inc. 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.
Do I need a Delek US Energy, Inc. data breach lawyer or attorney?
Whether the company's systems were encrypted by ransomware or data was simply taken, the legal question is the same: did it protect your information the way the law requires? An attorney can review your notice for free, and these cases are usually handled on contingency.
Is there a Delek US Energy, Inc. 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 Delek US Energy, Inc.. 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.
Is the Delek US Energy, Inc. data breach letter legit or a scam?
A notice from Delek US Energy, Inc. in the mail matches the breach Delek US Energy, Inc. reported to the Texas Attorney General on October 16, 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 Delek US Energy, Inc. through a phone number or website you find yourself.
How much could a Delek US Energy, Inc. data breach settlement or claim be worth?
There is no set amount, and no Delek US Energy, Inc. 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, Date of Birth as involved. Keep receipts and records; they're what damages claims are built on.

Other breaches reported in Texas

Attorney advertising. This page reflects a public regulator filing; it does not mean a lawsuit has been filed or that the company did anything unlawful. Submitting a review request does not create an attorney-client relationship.