期刊名称：International Journal of Advanced Research in Computer Engineering & Technology (IJARCET)
印刷版ISSN：2278-1323
出版年度：2013
卷号：2
期号：1
页码：071-076
出版社：Shri Pannalal Research Institute of Technolgy
摘要：In today's electronic world the most popular service provided by the Internet is electronic mail. E-mail, the word itself implies sending messages from one user to another electronically via Internet. It is been growing as the main method for individuals and organizations to communicate. We all receive and send mail but the most important issue which arises is that whether the mail which we send are secure, been received by the indented receiver or not, and also not been misused. By looking at the widespread perception and popularity of email, the security of email messages has become an extremely important issue. This paper provides basic introduction about email and looking at its widespread popularity, it further emphasis on the security of the email messages which are been send. For this purpose, the paper describes about the two most important email security protocols PGP and S/MIME, their working, type of algorithms supported by them, various types of management functions been supported by them along with various security features which they provide. The purpose of these protocols is to provide confidentiality and authentication services for safe and intact sending and receiving of emails along with several others security measures which provides proof of delivery of messages along with several features such as access control, priority labels etc.
