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monitoring

Updated about 1 month ago

Oklahoma Tax Commission Data Breach

▼ Key takeaways

•Reports suggest a potential breach involving Oklahoma Tax Commission.
•Discovered on March 27, 2026.
•Possible data exposed: Name, Other personal identifier.
•Affects individuals in: Maine.
•Confirmation level: Confirmed by regulators.

Breach confirmed

The Oklahoma Tax Commission breach is confirmed. If you may be affected, add your details below and we will take it from there.

Detailed summary

The Oklahoma Tax Commission experienced a data breach that occurred between July 5, 2024, and December 20, 2025. The commission discovered the breach on March 10, 2026, and notified affected consumers on March 27, 2026. This incident was confirmed by a filing with the Maine Attorney General.

This breach involved names and other personal identifiers. At least 14 Maine residents were affected. The specific types of "other personal identifiers" have not been publicly detailed. Whether financial or medical data, or Social Security numbers were exposed, remains unconfirmed.

Details about data breaches can emerge over time, and notification processes may be delayed.

Data possibly involved

Name
Other personal identifier

Company Response Timeline

Response Grade

Notified consumers within 30 days of discovery

Breach Occurred

Jul 5, 2024

Company Discovered

Mar 10, 2026

Regulator Notified

Unknown

Consumers Notified

Mar 27, 2026

613 days to discover

17 days to notify consumers

Breach Verification Status

Reports Only

Complete

Initial dark web reports of potential breach

Company Confirmed

Complete

Company has acknowledged the breach

Regulator Confirmed

Current

Confirmed by regulatory authorities

Note: Breach verification can take time. Information may evolve as more details become available from companies and regulators.

Case Status:

Monitoring

We're monitoring this situation for developments.

Were You Affected By This Breach?

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Check Your Risk Level

Answer a few questions to understand how this breach might affect you

Do you use Oklahoma Tax Commission?

Yes

What state are you in?

What should I do?

Change your passwords

Update passwords for the affected service and any accounts using the same password

Enable two-factor authentication

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Monitor your accounts

Watch for suspicious activity on your financial and online accounts

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Be cautious of emails or messages claiming to be from the affected company

Consider a credit freeze

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