Seyfarth Shaw LLP Confirms Data Breach Affecting Sensitive Records

Seyfarth Shaw LLP, a prominent law firm, reported a data breach to Indiana regulators on September 18, 2026, following an incident on August 18, 2026. The compromise potentially exposed Full Name, Social Security Number, Date of Birth, Home Address, Driver's License Number, Financial Account Details, Wage and Compensation Information, and Confidential Legal and Personnel Records. Individuals should be aware of increased risks, including identity theft, due to the sensitive nature of the exposed information.

State: Indiana
Breach date: August 18, 2026
Reported: September 18, 2026

What may have been exposed

Full Name
Social Security Number
Date of Birth
Home Address
Driver's License Number
Financial Account Details
Wage and Compensation Information
Confidential Legal and Personnel Records

Seyfarth Shaw LLP, a prominent international law firm, filed a data breach notice with Indiana authorities on September 18, 2026. This report stems from a security incident that occurred on August 18, 2026, leading to the unauthorized access of sensitive data within the firm's systems. This public filing serves to inform individuals potentially affected by the event.

As a major law firm, Seyfarth Shaw LLP routinely handles a vast volume of highly confidential information related to its clients, personnel, and various legal matters. The unspecified nature of this breach indicates that unauthorized actors gained access to systems containing this protected data, triggering the firm's obligation to report the incident to state regulators.

The data types specifically identified as potentially exposed in this breach include Full Name, Social Security Number, Date of Birth, Home Address, Driver's License Number, Financial Account Details, Wage and Compensation Information, and Confidential Legal and Personnel Records. The compromise of such detailed personal and sensitive information can create various risks for affected individuals, including potential identity theft, financial fraud, and unauthorized access to other personal accounts.

Individuals who receive an official notification letter from Seyfarth Shaw LLP should carefully review the information provided. It is recommended to remain vigilant for any suspicious activity on financial accounts and to regularly review credit reports. Placing a fraud alert or security freeze on credit files and enabling multi-factor authentication for online accounts are general proactive steps to help mitigate potential risks. This information is derived from public records filed with state authorities.

What to do if you were affected

Based on the categories of information reported in this filing, these steps can help limit the risk of identity theft and fraud.

Freeze your credit
Place a free credit freeze with Equifax, Experian, and TransUnion. A freeze blocks new accounts from being opened in your name and can be lifted anytime.
Guard against tax fraud
File your tax return as early as possible and consider requesting an IRS Identity Protection PIN so no one can file a fraudulent return in your name.
Watch your financial accounts
Review bank and card statements for unfamiliar activity and turn on transaction alerts. Report anything you don't recognize to your bank right away.
Replace exposed ID documents
Contact your state DMV or the issuing agency about replacing an exposed driver's license, passport, or government ID number.
Stay alert to targeted scams
Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.
Keep your notification letter
Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.

Source: Indiana Attorney General filing

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