Advertising giant Dentsu has disclosed a data breach incident involving its subsidiary Merkle, a global data-driven customer experience management company. The breach was identified after unauthorized access to Merkle's systems, potentially exposing sensitive customer and employee data. Dentsu has initiated an investigation and is working with cybersecurity experts to contain the breach and mitigate any potential harm. The company has also notified affected individuals and relevant authorities as part of its response protocol. This incident highlights the ongoing risks organizations face from cyber threats, especially those handling large volumes of personal and corporate data. Businesses are urged to strengthen their cybersecurity measures, conduct regular audits, and ensure rapid response capabilities to minimize damage from such breaches. The Dentsu-Merkle breach serves as a critical reminder of the importance of robust data protection practices in the advertising and marketing sectors, where customer trust and data integrity are paramount.
This Cyber News was published on www.bleepingcomputer.com. Publication date: Tue, 28 Oct 2025 21:20:31 +0000