Linux security tools

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  • Security and tools in Linux distributions

    An expert recommends specific security features when looking at a Linux distribution. 

  • AppArmor vs. SELinux

    An expert says that, yes, AppArmor does offer equivalent security to SELinux. 

  • Bastille Linux: Introduction and installation

    Bastille Linux is an automated security tool, ideal for cross-platform environments. Get started here with an introduction and instructions for installation. 

  • Endpoint policy management tools

    A security expert recommends cfengine and Puppet as two open source endpoint policy management tools, along with cautionary advice on their usage. 

  • SUSE security: Forgotten passwords, AppArmor

    A security expert describes how to harden your openSUSE 10.2 installation and talks about open source security tools. 

  • Open source security tools

    Security expert James Turnbull gives an example of how open source security tools can be used to create intricate security setups. 

  • Built-in mechanisms for securing the kernel

    Security expert James Turnbull sugguests OpenWall and LIDS as two examples of built-in mechanisms that can help to further secure the Linux kernel. 

  • Creating your own CA for SSL encryption

    Security expert James Turnbull recommends Web resources for IT experts interested in creating their own CAs. 

  • How to smack IT intruders with MACs

    Give the boot to unauthorized users with this how-to on mandatory access controls (MACs). Find out how to use MACs to establish security levels, create secure hash keys and control underlying binary code. 

  • IPsec architectures and implementation methods

    In this excerpt of The TCP/IP Guide, author Charles M. Kozierok explains the three different implementation architectures defined for IPsec: integrated, bump in the stack (BITS) and bump in the wire (WITW).