SonicWall Confirms State-Sponsored Hackers Behind September Cloud Backup Breach

Published on November 6, 2025

SonicWall has formally implicated state-sponsored threat actors as behind the September security breach that led to the unauthorized exposure of firewall configuration backup files. "The malicious activity – carried out by a state-sponsored threat actor - was isolated to the unauthorized access of cloud backup files from a specific cloud environment using an API call," the company said in a