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 ...

A firewall is software or hardware that sits between two networks -- typically, between your LAN and the Internet -- and allows some sorts of network traffic through while preventing others. It works ...

So far, in my previous articles on Nmap, we've looked at how the scanner can be used to map and audit a network, as well as track down noncompliant devices and services. But hackers can also use Nmap ...

I'd like to know if anyone has the time/patience to guide me through configuring my firewall properly. I've done lots of searching through old threads and it all seems so disjointed and not as general ...