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9St Peter O'Brien Law Office PC & Relevant Clients data breach

9St Peter O'Brien Law Office PC and its clients experienced a data breach on September 19, 2025, with public notice filed in April 2026. This incident exposed personal information, raising concerns for those affected as cybercriminals may exploit such data for various fraudulent activities.

Incident readout

Company
9St Peter O'Brien Law Office PC & Relevant Clients
Reported to
Indiana Attorney General
Filed
April 23, 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.

What we know

9St Peter O'Brien Law Office PC & Relevant Clients, an Indiana law firm, announced a data breach that occurred on September 19, 2025. The firm filed notice of this incident on April 23, 2026, confirming that personal information was compromised.

While specific details about the types of information involved have not been publicly disclosed, any exposure of personal data carries potential risks. The firm has stated that it is currently monitoring the situation following the breach.

Individuals whose information was accessed could face risks including identity theft, financial fraud, and other forms of unauthorized account access. Attackers often seek to leverage stolen personal data for various malicious purposes, sometimes months or even years after an initial breach.

If you received a notification letter from 9St Peter O'Brien Law Office PC & Relevant Clients, it is crucial to review it carefully for any specific instructions. Consider taking immediate steps like placing fraud alerts or credit freezes on your credit reports and closely monitoring all your financial and personal accounts for suspicious activity.

Understanding your rights and options after a data breach can be complex. We offer a free, no-obligation case review to help you explore whether you may be entitled to compensation for damages resulting from this incident. Contact us today.

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

After the 9St Peter O'Brien Law Office PC & Relevant Clients incident: what to do and your options

What should I do after getting the 9St Peter O'Brien Law Office PC & Relevant Clients 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.
Did 9St Peter O'Brien Law Office PC & Relevant Clients offer free credit monitoring?
Check your letter from 9St Peter O'Brien Law Office PC & Relevant Clients. If free credit or identity monitoring is offered, the enrollment code and deadline are printed in the notice itself. Signing up doesn't waive any legal rights you may have.
Where can I see the official 9St Peter O'Brien Law Office PC & Relevant Clients breach notice?
9St Peter O'Brien Law Office PC & Relevant Clients's report is published by the Indiana Attorney General: https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/security-breaches/#9st-peter-obrien-law-office-pc-relevant-clients-2026 Compare it with the letter you received to confirm the dates and details match.
Can I sue 9St Peter O'Brien Law Office PC & Relevant Clients 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.
Do I need a 9St Peter O'Brien Law Office PC & Relevant Clients 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 9St Peter O'Brien Law Office PC & Relevant Clients 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 9St Peter O'Brien Law Office PC & Relevant Clients. 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 9St Peter O'Brien Law Office PC & Relevant Clients data breach letter legit or a scam?
A notice from 9St Peter O'Brien Law Office PC & Relevant Clients in the mail matches the breach 9St Peter O'Brien Law Office PC & Relevant Clients reported to the Indiana Attorney General on April 23, 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 9St Peter O'Brien Law Office PC & Relevant Clients through a phone number or website you find yourself.
How much could a 9St Peter O'Brien Law Office PC & Relevant Clients data breach settlement or claim be worth?
There is no set amount, and no 9St Peter O'Brien Law Office PC & Relevant Clients 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 breaches reported in Indiana

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.