computer crime

The number of computer networks is increasing.Consequently,opportunity for crime is higher

than in the past few years.Nowadays majority of people tend to buy online,so some crime

is growing such as phishing, Trojan horse ,spyware,etc.

The computer scientists always use the secret codes but the hackers can break them,and as a

result,in these days we have to use powerful anti-virus and security to protect our information.