Chapter 11. Client-Level Security

IN THIS CHAPTER

• Tips and Tricks for Hardening Windows

• Exchange Server 2003 Client-Level Security Enhancements

• Securing Outlook 2003

• Protecting Against Spam

• Securing Outlook Web Access

• Using Digital Signatures and Encryption

• Best Practices

Security in general is often regarded as a significant and sometimes complex part of the network environment. Although some environments take security more seriously than others, it is a topic that must be properly addressed and implemented. Microsoft is continually tackling security head-on, ensuring that not only are known vulnerabilities not an issue but also that future threats can be avoided.

Microsoft's approach to security spans across its entire business product line, and Exchange Server 2003 is no exception. In fact, Microsoft has gone to great lengths to provide a rich array of security features at the client, server, and transport layers in Exchange Server 2003 to protect the messaging environment investment. This approach helps ensure that every link in the messaging chain is as secure as the other links.