On Sept. 17, security vendor SonicWall announced that cybercriminals had stolen backup files configured for cloud backup. At the time, the company claimed the incident was limited to “less than five percent” of its customers. Now, the firewall provider has admitted that “all customers” using the MySonicWall cloud backup feature were affected. Consequences of the attack According to the company, the stolen files contain encrypted credentials and configuration data. “[W]hile encrypti...