Abstract: Hacking became one of the world's most famous information technology problem. It's the work of whom doesn't has a work, a work to gain more money, a work to harm others, and a work for many other purposes. Almost every week, if it is not every day, we hear about hacking attacks that hits many significant sites in the country, such as: Ministries, Banks, Uniform sites and many other important persons accounts on the social network sites. Fortunately, not all the hackers are professional in hacking, but they trained them self on one or more of such programs for one of the previous purposes. On the other side, the secret of success in such hacking attacks is that the intended attacked targets did not take the proper precautionary measures to protect themselves from such attacks.