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Docker: Creating Structured Containers by Scott Gallagher, Allan Espinosa, Russ McKendrick, Santosh Kumar Konduri, Vaibhav Kohli, Rajdeep Dua, Neependra Khare, Oskar Hane, Shrikrishna Holla, Vinod Singh, Jeeva S. Chelladhurai, Pethuru Raj

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Chapter 3. Securing and Hardening Linux Kernels

In this chapter, we will turn our attention to securing and hardening the one key piece that every container running on your Docker host relies on: the Linux kernel. We will focus on two topics: guides that you can follow to harden the Linux kernel and tools that you can add to your arsenal to help harden the Linux kernel. Let's take a brief look at what we will be covering in this chapter before diving in:

  • Linux kernel hardening guides
  • Linux kernel hardening tools
    • Grsecurity
    • Lynis

Linux kernel hardening guides

In this section, we will be looking at the SANS Institute hardening guide for the Linux kernel. While a lot of this information is outdated, I believe that it is important for you to understand ...

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