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Got a notice from TKH Group PC? Here’s what to do.

TKH Group PC told the Indiana Attorney General that people’s information was exposed. If you got a letter, work through the steps below.

Your checklist

  1. 1

    Keep the letter

    Save the notice from TKH Group PC and its envelope. The date you were told can matter for legal deadlines.

  2. 2

    Freeze your credit

    Your Social Security number is listed in the filing. A free freeze at Equifax, Experian and TransUnion stops new accounts being opened in your name.

  3. 3

    Call your bank

    Account or card information is listed. Ask your bank for a new card number and watch statements for small test charges.

  4. 4

    Get a free claim review

    Our legal team checks whether you can be paid for this breach. No fee unless you recover.

Step 4: free claim review

Tell us you got the TKH Group PC notice. An attorney, not a call center, reads it and tells you plainly whether you have a claim.

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About the TKH Group PC breach

Reported to
Indiana Attorney General
Date filed
January 15, 2026
People notified
Not stated
Cause in filing
Not stated

Information listed in the filing: Full Name, Social Security Number, Date of Birth, Wage and Compensation Information, Tax Return Information, Direct Deposit Account Details, Home Address, Phone Number.

The name 1TKH Group PC suggests a professional corporation operating within the legal, financial, or corporate advisory sector. Professional services firms of this nature routinely handle an immense volume of highly confidential, proprietary, and personally identifiable information (PII). From corporate restructuring documents and tax filings to sensitive client communications, merger and acquisition details, and internal employee payroll records, these entities serve as repositories for some of the most critical data imaginable. Because they sit at the intersection of business operations, financial transactions, and legal compliance, they are prime targets for cybercriminals seeking high-value data for commercial espionage, extortion, or identity theft.

In 2026, 1TKH Group PC formally reported a significant cybersecurity incident to the Indiana Attorney General. While the full mechanics of the intrusion are still being unmasked through ongoing forensic investigations, incidents affecting professional services firms typically involve sophisticated tactics such as ransomware deployment, credential harvesting, unauthorized access to legacy databases, or vulnerabilities within third-party vendor platforms. These threat actors exploit weaknesses in digital perimeters to infiltrate internal networks, dwell undetected while harvesting sensitive files, and ultimately exfiltrate gigabytes of confidential data before demanding exorbitant ransoms.

The data compromised in an incident of this magnitude typically spans a wide array of sensitive categories, each carrying severe downstream risks for affected individuals. The exposure of Full Names, Dates of Birth, and Social Security Numbers provides the foundational building blocks for synthetic identity theft and fraudulent credit applications. Furthermore, the potential inclusion of financial account details, tax return information, and direct deposit data creates an immediate vector for financial account takeover, unauthorized wire transfers, and fraudulent tax refund filings. When professional and personal trust is violated through a data breach, victims face years of anxiety and the persistent threat of financial fraud.

Under state and federal law, professional services corporations like 1TKH Group PC have a stringent legal duty to implement and maintain robust administrative, physical, and technical safeguards to protect sensitive PII. Under the Federal Trade Commission Act and applicable Indiana state data protection statutes, companies entrusted with this level of confidential data are obligated to monitor their networks, encrypt sensitive files, enforce multi-factor authentication, and promptly patch known vulnerabilities. A breach of this nature strongly indicates a failure in these foundational security protocols, raising serious questions about whether the organization met its legal standard of care.

Receiving an official data breach notification letter from 1TKH Group PC is not merely an administrative formality; it is a formal acknowledgment that your private information was exposed due to corporate negligence, and it serves as the legal foundation required to establish standing in a class action lawsuit. Under modern legal standards, affected individuals do not need to wait until they experience actual financial loss or identity theft to seek justice; the increased risk of future harm and the mitigation burdens imposed by the breach are sufficient. Our firm is currently investigating potential legal claims on behalf of all affected individuals. We handle these cases on a contingency fee basis, meaning you pay nothing out of pocket and owe no legal fees unless we successfully recover compensation on your behalf.

See the official filingFull ransomware checklist

TKH Group PC data breach questions

How many people were affected by the TKH Group PC 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, Wage and Compensation Information, Tax Return Information, Direct Deposit Account Details, Home Address, Phone Number. Your own letter is the best guide to what was exposed about you, since notices are usually tailored to each person.
Is the TKH Group PC data breach letter legit or a scam?
A notice from TKH Group PC in the mail matches the breach TKH Group PC reported to the Indiana Attorney General on January 15, 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 TKH Group PC through a phone number or website you find yourself.
Did TKH Group PC offer free credit monitoring?
Check your letter from TKH Group PC. If free credit or identity monitoring is offered, the enrollment code and deadline are printed in the notice itself. 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.
Is there a TKH Group PC 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 TKH Group PC. 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.
What should I do after getting the TKH Group PC 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.
Where can I see the official TKH Group PC breach notice?
TKH Group PC's report is published by the Indiana Attorney General: https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/security-breaches/#1tkh-group-pc-2026 Compare it with the letter you received to confirm the dates and details match.
Do I need a TKH Group PC data breach lawyer or attorney?
An attorney can read your notice and tell you whether a claim makes sense. A case review here is free, and data breach cases are usually handled on contingency, so there is no upfront cost.
Can I sue TKH Group PC over the data breach?
It depends on what was exposed, the law in Indiana 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.
How much could a TKH Group PC data breach settlement or claim be worth?
There is no set amount, and no TKH Group PC 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 notices sent in Indiana

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