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MonitoringMaine AG filing · May 9, 2026

Plaid, Inc. Reports Data Breach to Maine Authorities in 2026

Plaid, Inc. filed a data breach notification with the State of Maine on May 9, 2026, disclosing an incident that compromised sensitive consumer financial data. The exposed information includes full names, Social Security numbers, financial account details, and login credentials, among other categories. This event highlights potential risks for individuals whose data was affected.

State
Maine
Reported
May 9, 2026

What may have been exposed

  • Full Name
  • Social Security Number
  • Financial Account Number
  • Routing Number
  • Date of Birth
  • Transaction History
  • Email Address
  • Login Credentials

Plaid, Inc., a technology company that connects consumer financial accounts with various online applications, officially filed a data breach notification with the State of Maine on May 9, 2026. This regulatory filing publicly acknowledges a security incident that resulted in the unauthorized access to sensitive personal information.

According to the details reported in the filing, the data categories confirmed as exposed include Full Name, Social Security Number, Financial Account Number, Routing Number, Date of Birth, Transaction History, Email Address, and Login Credentials. These specific data types are detailed in the official notice provided to regulatory bodies.

The compromise of this combination of financial and personal data carries significant implications for affected individuals. Such information can be exploited for purposes such as identity theft, unauthorized financial transactions, or gaining access to other personal online accounts. Understanding the scope of the exposed data is crucial for individuals to assess their personal risk.

Individuals who receive a breach notification are generally advised to take proactive measures to safeguard their information. These measures commonly include diligently monitoring financial account statements and credit reports for any signs of unusual activity. It is also recommended to update passwords for online accounts, especially those linked to financial services, and to be cautious of unsolicited communications that may attempt to gather further personal details.

As a company handling vast amounts of financial data, Plaid, Inc. operates under various data security expectations. This filing serves as a public record of the security incident and provides an official account of the data types affected, as reported to state regulators.

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.

  • 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.

  • Secure your online accounts

    Change the password on any account that reused an exposed password and turn on two-factor authentication wherever it's offered.

  • 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: Maine Attorney General filing

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