Technical problems with the license management servers at SonicWall Inc. created havoc last week for users of the company’s firewall and e-mail security products, leaving many companies temporarily unprotected against spam, phishing and malware threats.

The problems resulted in affected enterprise users of the SonicWALL UTM Firewall, Email Security, Content Security appliances temporarily having their content filter, intrusion prevention and antivirus protection disabled due to the reset of license keys that were treated as invalid.

More details on the matter can be read at the Register