Cornerstone Staffing Solutions Inc Discloses 2025 Data Breach
Cornerstone Staffing Solutions Inc, a prominent human resources and workforce management provider, reported a data security incident to Indiana regulators on September 11, 2026. This breach, which occurred on November 6, 2025, involved the unauthorized access to a range of sensitive personal and financial data. Individuals whose information was compromised should take proactive steps to safeguard against potential misuse.
- State
- Indiana
- Breach date
- November 6, 2025
- Reported
- September 11, 2026
What may have been exposed
- Full Name
- Social Security Number
- Date of Birth
- Wage and Compensation Information
- Tax Return Information
- Direct Deposit Account Details
- Home Address
- Phone Number
- Employment History Records
Cornerstone Staffing Solutions Inc, an entity specializing in human resources and workforce management, formally reported a data security incident to the Indiana Attorney General on September 11, 2026. This report indicated that an unauthorized compromise of its network environment had occurred, with the breach event itself dating back to November 6, 2025.
Given its operational role, Cornerstone Staffing Solutions Inc functions as a repository for extensive personal and financial data. The company collects records to facilitate candidate placement, process payroll, and manage various human resources functions, making it a target for cyberattacks. Such incidents can often stem from network vulnerabilities or compromised credentials.
The information reported as exposed includes Full Name, Social Security Number, Date of Birth, Wage and Compensation Information, Tax Return Information, Direct Deposit Account Details, Home Address, Phone Number, and Employment History Records. The compromise of these categories of data presents substantial risks to affected individuals, including potential identity theft and financial fraud.
Individuals who receive a notification regarding this incident should monitor their personal and financial accounts closely for any suspicious activity. It is advisable to review credit reports regularly, examine bank and credit card statements for unauthorized transactions, and be cautious of unsolicited communications that request personal information.
This filing with Indiana regulators serves as an official acknowledgment of the breach by Cornerstone Staffing Solutions Inc. The situation remains under monitoring, underscoring the ongoing need for vigilance among those whose data may have been affected.
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.
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.
Cornerstone Staffing Solutions Inc breach filing: questions and answers
- Where can I see the official Cornerstone Staffing Solutions Inc breach notice?
- Cornerstone Staffing Solutions Inc's report is published by the Indiana Attorney General: https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/security-breaches/#cornerstone-staffing-solutions-inc-2026 Compare it with the letter you received to confirm the dates and details match.
- How many people were affected by the Cornerstone Staffing Solutions Inc 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, Employment History Records. Your own letter is the best guide to what was exposed about you, since notices are usually tailored to each person.
- Is there a Cornerstone Staffing Solutions Inc 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 Cornerstone Staffing Solutions Inc. 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 Cornerstone Staffing Solutions Inc data breach letter legit or a scam?
- A notice from Cornerstone Staffing Solutions Inc in the mail matches the breach Cornerstone Staffing Solutions Inc reported to the Indiana Attorney General on September 11, 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 Cornerstone Staffing Solutions Inc through a phone number or website you find yourself.
- Can I sue Cornerstone Staffing Solutions Inc 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 Cornerstone Staffing Solutions Inc data breach settlement or claim be worth?
- There is no set amount, and no Cornerstone Staffing Solutions Inc 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.
- Did Cornerstone Staffing Solutions Inc offer free credit monitoring?
- Any free monitoring Cornerstone Staffing Solutions Inc is offering will be described in the notice you received, along with an activation code and a sign-up deadline. Because Social Security numbers are listed in this filing, identity monitoring and a credit freeze matter more than usual. Using the free service won't stop you from joining a lawsuit or settlement later.
- Do I need a Cornerstone Staffing Solutions Inc 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.
- What should I do after getting the Cornerstone Staffing Solutions Inc 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.
Source: Indiana Attorney General filing
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