Chapter 13. Mail Server Security

   

---

IN THIS CHAPTER

• Basic Vulnerabilities

• Sendmail

• Activating Sendmail on Mac OS X

• Protecting Sendmail

• Updating Your Sendmail Installation

• Postfix as an Alternative

• Installing Postfix

• Protecting Postfix

• Delivering Mail ”UW IMAP

MTAs, Mail Transfer Agents, are one of the most active and most frequently misconfigured services on the Internet. Millions of messages are transferred daily, and many with virus payloads spread by poorly secured servers. Mail servers present a serious risk and responsibility for system administrators. Rather than posing a single security risk, mail servers can open your system to numerous vulnerabilities.

---

Top