Unity Technologies data breach

Clerk's notes

Unity Technologies, a prominent software development company, has filed an official data breach report with the New Hampshire Attorney General's office. This report, dated October 9, 2025, confirms that an incident involving unauthorized access to their systems took place.

While the specific categories of personal information exposed in this breach have not been publicly detailed, affected individuals who receive an official notification letter from Unity Technologies should examine it closely. These letters are designed to inform recipients about what types of their data may have been involved.

The New Hampshire Attorney General's office lists this matter as 'investigating.' This status indicates that the authorities and the company are actively working to understand the full extent of the security incident, identify all affected parties, and ascertain the cause of the unauthorized system access.

If you have received a data breach notification from Unity Technologies, it is important to act promptly. We recommend immediately changing passwords for any accounts associated with Unity services and activating multi-factor authentication where available. Additionally, monitor your online accounts and financial statements for any unusual activity.

Navigating the aftermath of a data breach can be confusing. For those impacted by the Unity Technologies breach, understanding your rights and options is a key step. You may be entitled to a free case review to discuss your specific situation and potential courses of action.

If a notification letter about this breach reached you, see every New Hampshire data breach on file or browse all cases.