Admin Workshop: NTP Insider Tips: Network Time Protocol
Oct 31, 2005Networks often require very accurate timekeeping. The Network Time Protocol provides the time with precision.
more »TCP Hijacking Understanding and preventing TCP attacks
Aug 31, 2005It is quite easy to take a TCP connection down using a RST attack, and this risk increases with applications that need long-term connections, such as VPNs, DNS zone transfers, and BGP. We’ll describe how a TCP attack can happen, and we’ll show you some simple techniques for protecting your network.
more »Shorewall Configuring Netfilter/iptables with Shorewall
Dec 31, 2004When users think about their workstations at home, they often forget about security. But danger is out there,waiting to pounce on the unsuspecting. Shorewall helps everyday Linux users keep the intruders away.
more »Firewalls Intro Firewalls for the everyday
Dec 31, 2004Firewalls are becoming evermore sophisticated. Luckily, the tools for managing firewalls are becoming simpler and more accessible for ordinary users
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News
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Red Hat Releases RHEL 10 Early
Red Hat quietly rolled out the official release of RHEL 10.0 a bit early.
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openSUSE Joins End of 10
openSUSE has decided to not only join the End of 10 movement but it also will no longer support the Deepin Desktop Environment.
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New Version of Flatpak Released
Flatpak 1.16.1 is now available as the latest, stable version with various improvements.
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IBM Announces Powerhouse Linux Server
IBM has unleashed a seriously powerful Linux server with the LinuxONE Emperor 5.
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Plasma Ends LTS Releases
The KDE Plasma development team is doing away with the LTS releases for a good reason.
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Arch Linux Available for Windows Subsystem for Linux
If you've ever wanted to use a rolling release distribution with WSL, now's your chance.
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System76 Releases COSMIC Alpha 7
With scores of bug fixes and a really cool workspaces feature, COSMIC is looking to soon migrate from alpha to beta.
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OpenMandriva Lx 6.0 Available for Installation
The latest release of OpenMandriva has arrived with a new kernel, an updated Plasma desktop, and a server edition.
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TrueNAS 25.04 Arrives with Thousands of Changes
One of the most popular Linux-based NAS solutions has rolled out the latest edition, based on Ubuntu 25.04.
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Fedora 42 Available with Two New Spins
The latest release from the Fedora Project includes the usual updates, a new kernel, an official KDE Plasma spin, and a new System76 spin.