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Handling large files using open source tools

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  Handling large log files is problematic. Systems administrators must be able to open them to view and act upon the vital information they contain....

Chkrootkit — Eliminate the Enemy Within

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Last month, we learnt about the technical components that form rootkits. We also discussed why and how rootkits are dangerous, and briefly explored a...

The Comperhensive LAMP Guide, Part-1: Compiling and Optimising Apache

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These days, almost everyone needs a website. Online business is picking up, and an Internet presence is a must for firms wanting to expand...

Securing Apache, Part 9: Attacks that Target PHP-based Instances

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Beginning with Part 1 of this series, we have covered all major attacks on Web applications and servers, with examples of vulnerable PHP code....

Securing Apache, Part 7: Fool-proofing the Server OS

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Moving deeper into Web application and Apache security, let's now focus on OS commanding attacks, and those that lead to the disclosure of crucial...

Device Drivers, Part 3: Kernel C Extras in a Linux Driver

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This article in the series on Linux device drivers deals with the kernel's message logging, and kernel-specific GCC extensions. Enthused by how Pugs impressed their...