Identity and financial misuses This topic covers misuse of stolen credit card numbers to obtain goods or services on the Internet, and the use of computers in financial frauds. These can range from complex well thought deceptions to simple applications, such as printing of counterfeit currency using color printers.
Viruses Viruses: ultra microscopic non-cellular organism that self-replicates itself in the host files and programs, are relatively simple programs [program: a list of instructions written in sequence] written by men and designed to cause nuisance or harm to computer system or their files.