Currently we exist in an era, in which a major role is played by the information
. Everyone of us requires to know as much as possible, sometimes for some skills or data we are likely to pay significant amount of money. In addition, there are people, who are responsible for organizing the data as well as analyzing them in order to achieve as good profits as possible. Therefore, we ought to also not forget that for instance regards having a website of our company, there is a risk that somebody from outside would be interested in obtaining our data.