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Got a notice from Guidewire Software, Inc.? Here’s what to do.

Guidewire Software, Inc. told the Massachusetts Attorney General that people’s information was exposed. If you got a letter, work through the steps below.

Your checklist

  1. 1

    Keep the letter

    Save the notice from Guidewire Software, Inc. and its envelope. The date you were told can matter for legal deadlines.

  2. 2

    Freeze your credit

    The filing does not list what was taken, so play it safe. A free freeze at Equifax, Experian and TransUnion stops new accounts being opened in your name.

  3. 3

    Change reused passwords

    Change any password you used with this company or reused elsewhere, and turn on two-factor sign-in.

  4. 4

    Get a free claim review

    Our legal team checks whether you can be paid for this breach. No fee unless you recover.

Step 4: free claim review

Tell us you got the Guidewire Software, Inc. notice. An attorney, not a call center, reads it and tells you plainly whether you have a claim.

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  • Reply within 24 hours

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About the Guidewire Software, Inc. breach

Reported to
Massachusetts Attorney General
Date filed
January 14, 2026
People notified
Not stated
Cause in filing
Not stated

Guidewire Software, Inc. operates as a leading enterprise software provider serving the global property and casualty (P&C) insurance industry. The company builds core transactional, data, and digital platforms that insurance carriers rely on to manage underwriting, policy administration, claims processing, and billing operations. Because Guidewire integrates deeply into the operational infrastructure of major insurers, it routinely processes and stores massive volumes of highly sensitive enterprise and consumer information. This includes proprietary business intelligence, internal corporate assets, and the confidential personally identifiable information (PII) of policyholders, claimants, and insurance professionals. In 2026, Guidewire Software reported a significant security incident to the Massachusetts Attorney General, raising serious concerns across the technology and insurance sectors. Security events impacting enterprise software vendors frequently involve sophisticated cyberattacks, such as unauthorized access to cloud-hosted development or production environments, compromised employee credentials, or vulnerabilities within third-party dependencies and supply chain integrations. Because technology vendors hold privileged access to extensive corporate ecosystems, an intrusion at this scale can bypass traditional perimeter defenses and expose deeply embedded sensitive data stores. Data breach notifications stemming from enterprise technology providers typically involve the exposure of critical personal and corporate records, including full names, dates of birth, Social Security numbers, login credentials, and internal administrative logs. The compromise of Social Security numbers and personal identifiers creates an immediate, long-term risk of identity theft, synthetic fraud, and targeted phishing schemes. When corporate credentials or system access data are exposed alongside personal identifiers, victims face heightened vulnerabilities to account takeover and unauthorized financial transactions that can take years to fully remediate. As a commercial entity entrusted with sensitive consumer and corporate data, Guidewire Software, Inc. was legally obligated under state data protection statutes, including the Massachusetts Data Security Regulations (201 CMR 17.00), and general common-law duties to implement and maintain reasonable and appropriate security measures. These legal frameworks mandate the encryption of sensitive data in transit and at rest, robust access controls, continuous network monitoring, and regular vulnerability assessments. The occurrence of a data breach strongly suggests potential failures in upholding these mandatory security standards, leaving confidential networks vulnerable to unauthorized intrusion. Receiving an official data breach notification letter from Guidewire Software serves as formal legal acknowledgment that your personal information was compromised due to inadequate data security practices. Under established legal principles, affected individuals possess the legal standing to participate in class action litigation aimed at holding the company accountable for failing to safeguard sensitive data. Importantly, victims do not need to demonstrate actual financial loss or identity theft to seek legal recourse; the increased risk of future harm and the loss of privacy are sufficient grounds for action. Our firm handles these complex data privacy cases on a contingency fee basis, ensuring that you pay zero upfront costs and owe no fees unless we successfully recover compensation on your behalf.

Full ransomware checklist

Guidewire Software, Inc. data breach questions

Is the Guidewire Software, Inc. data breach letter legit or a scam?
A notice from Guidewire Software, Inc. in the mail matches the breach Guidewire Software, Inc. reported to the Massachusetts Attorney General on January 14, 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 Guidewire Software, Inc. through a phone number or website you find yourself.
Did Guidewire Software, Inc. offer free credit monitoring?
Look for an enrollment code in your Guidewire Software, Inc. notice. Companies that offer free credit monitoring after a breach usually include it there, with a deadline to activate. Using the free service won't stop you from joining a lawsuit or settlement later.
Is there a Guidewire Software, 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 Guidewire Software, 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.
What should I do after getting the Guidewire Software, 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.
Do I need a Guidewire Software, 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.
Can I sue Guidewire Software, Inc. over the data breach?
It depends on what was exposed, the law in Massachusetts 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 Guidewire Software, Inc. data breach settlement or claim be worth?
There is no set amount, and no Guidewire Software, 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. Keep receipts and records; they're what damages claims are built on.

Other notices sent in Massachusetts

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.