Email Services: Exchange, SMTP, IMAP, and POP
This chapter will delve into the critical process of performing vulnerability assessments on various types of mail servers. Email communication plays a pivotal role in the modern business environment, and as such, securing mail servers is of paramount importance. To ensure the confidentiality, integrity, and availability of email services, it is essential to identify and address vulnerabilities that malicious actors could exploit.
Vulnerability assessments are a proactive approach to understanding and fortifying the security posture of your mail servers. In this chapter, we will focus on three fundamental aspects of vulnerability assessments:
- Port identification: Unveiling entry points.
The first step in a vulnerability assessment is identifying entry points into the mail server. These entry points are represented by open ports accessible to external and internal networks. Each open port corresponds to a service or protocol that...