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Martin, Magnuson, McCarthy & Kenney data breach investigation

Martin, Magnuson, McCarthy & Kenney, an Indiana-based entity, recently filed notice of a data breach that occurred in July 2025. This incident potentially exposed personal information, with the official report submitted to regulators in October 2026. If you received a notification letter, it's crucial to understand what this means for your data and potential next steps.

Filed
October 9, 2026
Regulator
Indiana AG
People affected
Not stated
File status
Monitoring

What the filing confirms

  • Martin, Magnuson, McCarthy & Kenney reported the incident to the Indiana Attorney General.

Still unknown

  • Which categories of personal information were taken. The filing does not list them.
  • How many people were affected. The filing does not give a number.
  • What caused the incident beyond the description in the filing.
  • How the attackers got in, and whether basic safeguards such as multi-factor sign-in were in place.
Read the filing at the source

Investigation notes

Martin, Magnuson, McCarthy & Kenney has reported an unspecified data breach to regulatory bodies in Indiana. The incident, which they indicate occurred on or about July 16, 2025, led to the exposure of personal information. The official filing regarding this event was submitted on October 9, 2026.

At present, the precise nature of the breach—whether it involved unauthorized access, ransomware, or another security incident—remains unspecified in the public record. Similarly, the specific categories of personal information affected have not been detailed. This lack of specificity means that individuals who received a notification letter should carefully review the information provided to them directly by Martin, Magnuson, McCarthy & Kenney.

Receiving a data breach notification indicates that your personal information was compromised. It is advisable to remain vigilant for any unusual activity in your online accounts or communications. While the company may offer identity protection services, you should also consider independent steps to safeguard your identity.

Our firm views each data breach as an open investigation into the company's conduct, focusing on the adequacy of their security safeguards and the timeliness of their breach notification. Questions often arise regarding how long the unauthorized party had access to systems and whether more could have been done to prevent the incident.

If you received a data breach notification letter from Martin, Magnuson, McCarthy & Kenney, you may have legal rights to pursue. We invite affected individuals in Indiana to contact us for a free, confidential case review to discuss the circumstances of this breach and explore your potential legal options. This is attorney advertising.

What our attorneys examine

A cyberattack does not excuse a company from protecting the information it holds. We look at whether Martin, Magnuson, McCarthy & Kenney used reasonable security, how long it kept the data, and how quickly it told the people affected. Those questions decide whether a class action or individual claim is possible. Read more on how ransomware lawsuits work, or browse other incident files in Indiana.

Martin, Magnuson, McCarthy & Kenney data breach questions

Is the Martin, Magnuson, McCarthy & Kenney data breach letter legit or a scam?
A notice from Martin, Magnuson, McCarthy & Kenney in the mail matches the breach Martin, Magnuson, McCarthy & Kenney reported to the Indiana Attorney General on October 9, 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 Martin, Magnuson, McCarthy & Kenney through a phone number or website you find yourself.
Did Martin, Magnuson, McCarthy & Kenney offer free credit monitoring?
Any free monitoring Martin, Magnuson, McCarthy & Kenney is offering will be described in the notice you received, along with an activation code and a sign-up deadline. Signing up doesn't waive any legal rights you may have.
Is there a Martin, Magnuson, McCarthy & Kenney 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 Martin, Magnuson, McCarthy & Kenney. 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 Martin, Magnuson, McCarthy & Kenney 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 Martin, Magnuson, McCarthy & Kenney breach notice?
Martin, Magnuson, McCarthy & Kenney's report is published by the Indiana Attorney General: https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/security-breaches/#martin-magnuson-mccarthy-kenney-2026 Compare it with the letter you received to confirm the dates and details match.
Do I need a Martin, Magnuson, McCarthy & Kenney 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 Martin, Magnuson, McCarthy & Kenney 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 Martin, Magnuson, McCarthy & Kenney data breach settlement or claim be worth?
There is no set amount, and no Martin, Magnuson, McCarthy & Kenney 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. Keep receipts and records; they're what damages claims are built on.

Other open files in Indiana

Attorney advertising. An incident file reflects a public regulator filing and our review of it; 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.