Kali Linux is one of the most popular penetration testing platforms used by security professionals, hackers, and researchers around the world for security and vulnerability assessment, attack research, and risk testing. Kali Linux offers a wide variety of popular open source tools that can be used in all aspects of penetration testing. Kali Linux has evolved from BackTrack 5 R3 into a model of a complete desktop OS.

The Raspberry Pi is an extremely low-cost computer that plugs into a monitor using High Definition Multimedia Interface (HDMI) and uses your own USB keyboard and mouse. Many computer experts remember the days when computers would not just turn on and begin to operate; you had to actually do something with them. Raspberry Pi provides an environment to learn computing and programming at an extremely affordable price. People have used the portability and low cost of the device to build learning devices, remote cameras, security systems, earthquake detectors, and many other projects.

In this chapter, we will cover the following topics: