A Review towards Email Security by using Message Encryption and Digital Signature

Abstract

Now a day’s electronic mail is the most widely used application on the internet. Using email, a various internet users can send a messages to other internet users. At the same time security of an email messages is the biggest important issue while sending the sensitive information, like bank transactions, commercial secrets, even countries intelligence information are being deliver through emails. So to achieve email security we need to use such a mechanism which provides the security to these emails. For this we can used the S/MIME (Secure Multipurpose Internet Mail Extension) for secure email communication. So, in this paper I present the review on the security mechanism provided by S/MIME which has been Industry standard for secure email exchange.