Keenan & Associates is sending notices of a data breach to 1.5 million customers, warning that hackers accessed their personal information in a recent cyberattack.

Since 2017, it has been part of AssuredPartners NL, one of the largest brokerage firms in the U.S. The company submitted a notification to the Office of the Maine Attorney General, warning that 1,509,616 people were impacted by a data breach incident that occurred in the summer of 2023.

“The investigation determined that an unauthorized party gained access to certain Keenan internal systems at various times between approximately August 21, 2023 and August 27, 2023, and that the unauthorized party obtained some data from Keenan systems.”

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