SonicWall confirms all of its cloud backup customers were affected by data breach


All companies using SonicWall’s MySonicWall cloud backup feature have had their firewall configuration files exposed in a recent cyberattack, the company has admitted.

After initially claiming “fewer than 5%” of its customer base was affected, the company has revealed the true scale of the incident. In mid-September 2025, SonicWall warned its firewall customers to reset their passwords after unnamed threat actors brute-forced their way into the company’s MySonicWall cloud service.

Read more…
Source: TechRadar News


Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox


Related:

  • 11 Gigabytes of Sensitive Data Belonging to US DoD Staff Exposed

    January 5, 2017

    Personal details of doctors who are deployed in the United States Special Operations Command (USSOCOM or SOCOM) have been exposed due to a security vulnerability discovered in a server operated by health services contractor Potomac Healthcare Solutions. MacKeeper Security Researcher Chris Vickery discovered in late December that Potomac, which provides healthcare workers to the government through ...