Hacking is exploiting security controls either in a technical, physical or a human-based element.
Protecting yourself is very challenging in the hostile environment of the Internet. Imagine a global environment where an unscrupulous person from the other side of the planet can probe your computer for weaknesses and exploit them to gain access to your most sensitive secrets.
Phone phreaking is a type of hacking that allows you to explore the telephone network by exploiting the phone systems and phone company employees.
Hackers are becoming more sophisticated in conjuring up new ways to hijack your system by exploiting technical vulnerabilities or human nature. Don't become the next victim of unscrupulous cyberspace intruders.