9 Security Firewalls for Linux

by June 13, 2016 0 comments

Linux is one of the secure Operating Systems, still maintaining the security is a wise choice. Here we have 9 security firewalls which will protect you from various hazards.

  1. Endian

This firewall comes in a compact, power-saving unit with four Gigabit Ethernet ports, two USB ports, 2GB RAM, and 8GB storage. It supports more users for basic tasks like email, Web surfing, and VPNs. You can choose from several other hardware appliances for bigger workloads.


2.IPCop Firewall

IPCop comes with a good network and system monitoring and performance graphs that let you quickly see any trouble spots. IPCop doesn’t try to pack in every conceivable bit of networking functionality; rather it sticks to the firewall and Internet gateway duties packet filtering, proxy, traffic shaping, VPN and secure remote access, user authentication, name services, and time server.

IPCop Firewall


Shorewall is an open source firewall tool for Linux that builds upon the Netfilter system built into the Linux kernel, making it easier to manage more complex configuration schemes by providing a higher level of abstraction for describing rules using text files.



Iptables is a user space application program that allows a system administrator to configure the tables provided by the Linux kernel firewall and the chains and rules it stores.



PfSense offers a range of networking products, hardware appliances, and cloud services. If you need a strong, on-premises firewall, then take a look at the free community. It is highly configurable and upgraded from its Web – based interface.



IPFire is another open source Linux based firewalls for Small Office Home Office (SOHO) environments. It’s designed with modularity and highly flexibility. IPfire community also took care of Security and developed it as a Stateful Packet Inspection (SPI) firewall.


7.SmoothWall & SmoothWall Express

SmoothWall is an Open Source Linux firewall with a highly configurable Web-based interface. Its Web-based interface is known as WAM (Web Access manager). A freely distributable version of SmoothWall is known as SmoothWall Express. It supports LAN, DMZ, and Wireless networks, plus External, Real Time content filtering, HTTPS filtering, and Support proxies.

SmoothWall & SmoothWall Express


Vuurmuur is a powerful firewall manager built on top of IP tables on Linux. It has a simple and easy to learn configuration tool. The configuration can be fully configured through a Ncurses GUI, which allows secure remote administration through SSH or on the console. Vuurmuur is another powerful Linux firewall manager built to manage IP tables rules for your server or network.


9.Untangle Gateway

Another excellent multi-function firewall, the Untangle Internet Gateway can handle a wide range of duties such as user authentication, VPN, captive portal, Web filtering, anti-virus, anti-spam, intrusion prevention, ad blocker, reporting, and higher-end features such as WAN balancing and automatic failover.

Untangle Gateway

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