Dentsu's Merkle Subsidiary Suffers Data Breach Exposing Employee Information

Dentsu's Merkle Subsidiary Suffers Data Breach Exposing Employee Information

First seen 2 Nov 2025, 16:57 UTC •TheregisterBleepingcomputerDarkreading •26.3

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Dentsu, a global marketing giant, reported a cyberattack on its subsidiary Merkle, resulting in the theft of sensitive employee data, including bank and payroll information. The breach was attributed to unidentified threat actors, prompting Dentsu to notify current and former staff about the incident. The company has taken certain systems offline as part of its response to the breach.

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