International Journal of Advanced Research in Computer Engineering & Technology
Computer today have a plethora of applications, spread over a wide spectrum. They are used in critical applications such as electronic fund transfer and storage of information in medical systems and so on. The level of security for particular systems depends on the resources being secured. Information in banking has a great financial value. Information in medical system has life-or-death value. The information obtained may be of little value to the intruders but it could be a major embarrassment to the system administrator. Here breach in security however it cannot be ignored.