SonicWall’s 2025 data breach exposed hundreds of thousands of customers to cyber threats, and now Marquis is pointing fingers at the security giant for its own data breach woes.
SonicWall’s Shadow Over Marquis
Marquis, a leading provider of software solutions, is seeking compensation from SonicWall for the expenses incurred in responding to a data breach that exposed customer firewall configurations. The breach, which occurred in 2025, was linked to a larger SonicWall breach that compromised the security of thousands of organizations worldwide. As we’ve seen in the past, data breaches can have far-reaching consequences for both the affected organizations and the individuals whose personal data is compromised.
A Third-Party Investigation Uncovers the Truth
A third-party investigation found that the hackers obtained sensitive information about Marquis’ firewall during the SonicWall breach. The investigation revealed that Marquis stored a backup of its firewall configuration file in SonicWall’s cloud, making it vulnerable to the breach.
Over 300,000 Customers Affected
The data breach exposed the personal and financial data of hundreds of thousands of Marquis customers. The incident highlights the importance of secure data storage and the need for companies to take proactive measures to protect their customers’ information.
Marquis’ Response to the Breach
Marquis has taken immediate action to address the breach, including notifying affected customers and offering free credit monitoring services. The company is also working with law enforcement and cybersecurity experts to investigate the breach and prevent future incidents.
A Wake-Up Call for Cybersecurity
The Marquis data breach serves as a wake-up call for the importance of cybersecurity. As more companies move their data to the cloud, it’s essential to ensure that these storage solutions are secure and reliable.
