Securing Linux, Part 3: hardening the system
n 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.
By Mario Eberlein, Rene Auberger and Wolfram Andreas Richter at IBM developerWorks.
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