Cybercrime or Online crime or computer-oriented crime is referred to that type of illegal action, in which computer and internet represent the object and the medium, respectively, through which the crime has been conducted;
Online crimes are comprised of offences against individuals, government or property, having a criminal motive. Theyhave the intention to harm someone or a group of people emotionally, physically, economically or their reputation;
The information systems and the technologies that people use are represented as a coin with two sides. The one hand has opportunities and the other one threats. In the latter it is really important to preserve the integrity of the “crime scene” and its clues.
The sources of these clues may be presented through