Linux firewalls can be very complicated. With the help of a GUI, firewall configuration is easier. These GUIs are easy to install and free to use. A firewall is often the heart and soul of desktop ...

A sysadmin at a leading voting machine vendor posted a firewall configuration file, including passwords, into a public Cisco support forum in 2011, opening the company up to possible attack. The ...

I’m reconstructing the ASA config I posted about a while ago. As I clear out old and insecure portions, I’m defining the names of servers and networks in the config, and I’m including comments for ...

About 2 hours ago I tried to print a doc, on a printer that's been working fine for 4 years. Wouldn't print. Eventually figured out my laptop's IP address (xx.yy.194.128) was very close to my public ...

A large enterprise recently realized one of its firewalls had suddenly gone quiet, and was no longer requesting policy changes or updates as usual. After a careful audit, the enterprise discovered the ...