E-business security is a central issue in the commercial use of the Internet. Surveys state that the economic success of e-business applications is inhibited because the Internet lacks appropriate security measures. One way to increase the trust of consumers in electronic business applications is to establish a standardized quantification of security. Security is the process containing many things together. The objective of this book is to spread awareness about the security related issues and objectives (Confidentiality, Integrity, Availability, Authenticity and Non-repudation etc.). Also to provide solution to the e-business security.