Summary

This chapter concluded the different attack surfaces of Linux infrastructure, starting from the basic Linux commands, especially those necessary to perform system footprinting and enumeration. In later sections, we had the chance not only to learn the latest Linux exploitation techniques in addition to real-world study cases, but to also understand the theories and concepts behind every Linux security layer. We didn't stop there; as penetration testers, we had the opportunity to discover how to exploit the inner core of a Linux infrastructure. At the end of this chapter, we gained skills to operate and secure a Linux infrastructure from both an attacker and a defender's perspective. The next chapter will broaden your vision, giving you a clear understanding about how to penetrate large corporate networks and databases, from networking refresher terminologies...