> Cause not stated in filing
Tynan & Lannone data breach investigation
- Filed
- June 5, 2025
- Regulator
- Indiana AG
- People affected
- Not stated
- File status
- Investigation Open
What the filing confirms
- Tynan & Lannone 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.
Investigation notes
Tynan & Lannone appears to be a law firm, given the naming convention typical of legal partnerships. As a professional services firm, they likely collect and store sensitive personal, financial, and legal information necessary to manage client matters and litigation. This data breach was officially reported to the Indiana Attorney General in 2025, triggering formal notification requirements. If you have received a data breach notification letter from Tynan & Lannone, it indicates that your personal information was contained within their systems at the time of the incident. This notice is intended to inform you of the event and provide guidance on the steps you should take to protect your identity and monitor your accounts for potential unauthorized activity.
What our attorneys examine
A cyberattack does not excuse a company from protecting the information it holds. We look at whether Tynan & Lannone 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.
Tynan & Lannone data breach questions
- Is the Tynan & Lannone data breach letter legit or a scam?
- A notice from Tynan & Lannone in the mail matches the breach Tynan & Lannone reported to the Indiana Attorney General on June 5, 2025. 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 Tynan & Lannone through a phone number or website you find yourself.
- Did Tynan & Lannone offer free credit monitoring?
- Any free monitoring Tynan & Lannone is offering will be described in the notice you received, along with an activation code and a sign-up deadline. Enrolling does not give up your right to bring a claim.
- Is there a Tynan & Lannone 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 Tynan & Lannone. 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 Tynan & Lannone 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.
- Do I need a Tynan & Lannone 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 Tynan & Lannone 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 Tynan & Lannone data breach settlement or claim be worth?
- There is no set amount, and no Tynan & Lannone 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.
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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.