Security: Issues and Challenges
Has it happened yet? The phone call, the e-mail, the web-page, or may be the user discovered it. Something wasn't right: sluggish performance, too much overloaded network, a missing file. After a little investigation, the realization - the user have been cracked. If this isn't familiar to the user yet, odds are it will be in the future. With the expansion of Global networks and increased interconnectivity worldwide, smooth and secured operation of communication and computing systems has become vital. The recurring attacks on information systems illustrate the weakness and vulnerability in current information technologies and the need for increased security of these systems.