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Linux picks up steam in public sector
A partnership between Red Hat, IBM and Trusted Computer Solutions Inc. should give Linux a push forward with government users. Article
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2.6 security tools and commands: Making them work
Linux security expert James Turnbull explains how to use some built-in security tools and commands of the 2.6 kernel. Ask the Expert
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What security tools are added to the kernel by distro manufacturers?
What security tools and commands are added to the Linux kernel by Red Hat or SuSE distros, and is one more secure than the other? Ask the Expert
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Securing your perimeter against former employees
Could you describe some ways to protect our systems and network from laid off workers? My company is in the process of laying people off, and I'm struggling to keep us safe from them. Some who are getting laid off are remote workers with laptops, so ... Ask the Expert
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Open source tools for e-mail, network and general perimeter protection
What are some good open source tools for e-mail, network and general perimeter protection? Ask the Expert
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Quelling laptop PCs' negative impact on networks
Portable computers often become an extension of the person using them. It is no surprise that laptop users are inclined to be rather autonomously minded. Many users don't realize that the power they have to install software and change settings is ris... Column
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Learning Linux security administration
Learning Linux, especially Linux security administration, can seem particularly tricky for those only well-versed in Windows. Here, security expert James Turnbull offers some pointers for getting up to speed. Tip
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Open source tools for security configuration, administration
James Turnbull drills down into Linux security administration and suggests some free, open source tools you can use to beef up your organization's security. Tip
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Policies and rules
What are the differences between policies and rules? Ask the Expert
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Use the right rules in your firewall
How should an administrator determine what rules to set up in a particular firewall? Ask the Expert