Sophos has debuted a new version of its XG Firewall that provides visibility into previously unobservable transport mechanisms while retaining high levels of performance. The Oxford, U.K.-based ...

Cyber-security firm Sophos has published an emergency security update on Saturday to patch a zero-day vulnerability in its XG enterprise firewall product that was being abused in the wild by hackers.

The attack was apparently intended to steal sensitive information from the firewall, though Sophos said it has not discovered any evidence that data had been successfully exfiltrated. A previously ...