Your Linux PC is only as secure as the settings you choose to enable (or disable).

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WHEN LOOKING for an effective, inexpensive firewall solution, Linux firewalls do not often enter into the picture unless someone involved in the security planning process is a Linux guru. With the ...

Little changes, big upgrades.

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, ...

Mick Bauer introduced Firewall Builder to Linux Journal readers in 2003 with his article “Using Firewall Builder”. A lot of time has passed since 2003, the project has evolved, the appearance of the ...

Dear readers, I appear to have set a Paranoid Penguin record—six months spent on one article series. (It has consisted of five installments, with a one-month break between the second and third pieces.

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 ...

FireWall-1 is also the most powerful commercial firewall solution now available for the Linux platform. FireWall-1 isn’t the only well-known solution to move into the Linux camp. AXENT Raptor Firewall ...