As the threats to cybersecurity continue to grow, it’s critical to have effective firewall protection in place. Fortunately, there are many powerful and reliable firewall tools available for Linux ...

It's no doubt that one of the leaders for network equipment is Cisco Systems. Newer Cisco devices are starting to use what Cisco calls its "="" operating="" system"="">, which is a customized flavor ...

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 ...

Jack Wallen shows you how to extend the flexibility of the CentOS 7 firewall with firewalld zones. Your firewall is a crucial component from preventing unwanted people from gaining access to your data ...

I've been writing a multipart series on building a transparent (bridging) firewall using Linux. Specifically, I'm using the distribution OpenWrt running on a Linksys WRT54GL broadband router, a ...

This role configures the firewall on machines that are using firewalld or system-config-firewall/lokkit. For the configuration the role tries to use the firewalld client interface which is available ...

This role configures the firewall on machines that are using firewalld. If firewalld is not in use, the role will install (if not already installed), unmask, and enable firewalld. The role can also ...