In last three decades the attacks against the personal information, social information and financial information become more frequent and sophisticated. Initially, the purpose of cyber attack was the entertainment but as scenario has changed, internet is now seen as wonderful tool to conduct fraud or to grasp the information about anyone else. The paper shows how internet is important for cyber criminals and why they use it as a secure medium to conduct fraud. The major five categories of cyber crimes have been explained with their landscape. We have also presented a brief idea about the cost of stolen items in terms of information in underground cyber black market and its impact on society.

Cyber security Malware Cybercrime