In today's open source roundup: Six GUI firewall management applications in Linux. Plus: Linux Lite 2.2 released, and the story of how Kali Linux was created The command line is a powerful tool for ...

The ufw (uncomplicated firewall) represents a serious simplification to iptables and, in the years that it’s been available, has become the default firewall on systems such as Ubuntu and Debian. And, ...

Version 2.6.12 of the Linux kernel is likely to include packet filtering that will work with IPv6, the latest version of the Internet Protocol. Netfilter/iptables, the firewall engine that is part of ...

Nick Gregory, a Sophos threat researcher, found this hole recently while checking netfilter for possible security problems. Gregory explains in great detail his bug hunt, and I recommend it for those ...

I need to setup a firewall between our T1 router and network. <P>I do not know Linux.<P>I'll need to NIC's that work with Lunix, easily and well.<P>Our server room is far too small for its purpose.

Simone Margaritelli, the VP of Research at Zimperium, has created a Linux port of Little Snitch, a wildly popular macOS firewall application. Named OpenSnitch, the Linux port works on the same ...

I have a linux box (drake 8.2) up here at work that I am trying to get through our firewall.<BR><BR>Basically, it works fine on the local network. If I ping an internet hostname, it does resolve the ...

The Windows Subsystem for Linux 2 will bypass the Windows 10 firewall and any configured rules, raising security concerns for those who use the feature. In a blog post today, Mullvad VPN explained ...