developerWorks: Securing Linux, Part 3: Hardening the System

“In this series of articles, learn how to plan, design, install,
configure, and maintain systems running Linux in a secure way. In
addition to a theoretical overview of security concepts,
installation issues, and potential threats and their exploits,
you’ll also get practical advice on how to secure and harden a
Linux-based system. We will discuss minimal installation, hardening
a Linux installation, authorization/authentication, local and
network security, attacks and how to protect against them, as well
as data security, virus, and malware programs…”

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