Cyber terrorists are either individuals or groups with hostile intent to cause havoc for their targets, such as a nation. Their motivation is political in nature. Cyber terrorists carry out quite a wide variety of hacking based on what they do, from causing chaos by compromising cybersecurity to even compromising physical security by hacking into confidential databases.

Having completed this section, you are now able to differentiate between each type of hacker, and you know about their motives and skill sets. The skill sets of hackers can range from script kiddie to black hat level.

Next, let's move on to some important terminologies so that you can become better acquainted with the language of the cybersecurity community. You may have already encountered these terms, and you will continue to do so in this book and on your journey to becoming a penetration tester through discussions, books, training, and so on.