E-mail security becomes a critical issue to research community in the field of information security.
Several solutions and standards have been fashioned according to the recent security requirements
in order to enhance the e-mail security. Some of the existing enhancements focus on keeping the
exchange of data via e-mail in confident and integral way. While the others focus on authenticating
the sender and prove that he will not repudiate from his message. This paper will survey various
e-mail security solutions. We introduce different models and techniques used to solve and enhance
the security of e-mail systems and evaluate each one from the view point of security.
Keywords
E-Mail Security Enhancement, Malware Attacks, Authentication, Integrity
1.