Many free security testing tools are available, but finding ones that meet your needs and work in your environment can involve substantial time and effort. Especially when you are just starting out with security testing, finding reputable tools that do what you need is not easy. And installing them correctly just to evaluate them can be prohibitively time consuming. Kali Linux is a free Linux distribution with hundreds of security testing and auditing tools installed. Gene Gotimer gives an overview of Kali Linux, ways to effectively use it, and a survey of the tools available.
