Marquis Software Solutions, a Texas-based fintech provider for banks and credit unions, filed a lawsuit against SonicWall on February 23, 2026, in the U.S. District Court for the Eastern District of Texas (Case No. 426-cv-00195). The complaint alleges SonicWall’s catastrophic cloud backup breach in 2025 exposed Marquis’s firewall configurations, enabling a ransomware attack on August […] The post Marquis Files Lawsuit Against SonicWall After Backup Breach Triggers Ransomware Incident appeared first on Cyber Security News.