IT protection is significant in the modern world. Nowadays we have computer not just for work, but as well for fun, a large number of us use it more than 12 hours a day. Computers, mobiles, Smartwaches all of these great inventions are connected with the Web and very sophisticated , besides they are full of data. Privacy in the Web is very significant, nevertheless it is as well very valuable in the different way. The knowledge about our needs is very important for giant organisations who want to know what we have to or like to purchase.