International Journal of Engineering and Technology
In today's word the authentication is very much required for the purpose of the transfer of the information from one place to another. Now-a-days the use of E-mail becomes very popular because of their fast and easy to use in nature. This new technology has led to the problem of authentication of the message. To perform this activity the authors use the technique called MAC (Message Authentication Code). The message authentication code is the digest that is send along with the message to authenticate the origin of the message from where it is generated.