Date Added: Jun 2011
In today's world the networking plays a very important role in user's life. Most of the activities occur through the Internet. For the safe and secured exchange of information, the authors need to have security. The encryption has very wide applications for securing data. Latest authentication deals with biometric application such as fingerprint and retina scan. The different types of encryptions and their strength and standards are discussed. Today's global village concept has brought the many unknown people together via electronic media and information technology. Most of the people in today's world are familiar with Internet, World Wide Web applications, out of these people 40% of them are still uses the unsafe browsing facility.