Many enterprise networks require redundant HA (High Availability) infrastructure for key systems like network firewalls. This article demonstrates how you can use a combination of open-source packages ...

When it comes to firewalls, most system administrators prefer to use a graphical user interface (GUI) rather than a command-line interface (CLI), a new academic study published over the summer has ...

Sophos has fixed a critical vulnerability in its Sophos Firewall product that allows remote code execution (RCE). Tracked as CVE-2022-1040, the authentication bypass vulnerability exists in the User ...

Stories of compromised servers and data theft fill today's news. It isn't difficult for someone who has read an informative blog post to access a system via a misconfigured service, take advantage of ...

Generally, the way the ping command works amongst other network tools, is simply by sending special packets known as Internet Control Message Protocol (ICMP) Echo Requests to a target device, and then ...

Firewalls are easy to misconfigure. While the security consequences of such errors may be acceptable for some firewalls, the accumulated risks of misconfigured firewalls in a defense-in-depth OT ...