Scope of This Book

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This book is divided into nine chapters and one appendix. The first four chapters deal with core SpamAssassin concepts that are independent of the underlying mail system.


Chapter 1

Explains what SpamAssassin does, and provides a conceptual overview of its organization and features.


Chapter 2

Covers the installation, testing, and basic operation of SpamAssassin.


Chapter 3

Details the configuration of SpamAssassin, and focuses particularly on SpamAssassin's spam-detection rules. It explains how to increase or decrease the impact of rules, write new rules, and add addresses to blacklists and whitelists .


Chapter 4

Reviews the learning features of SpamAssassin: automatic whitelisting and Bayesian filtering. It provides the theory behind these features and discusses how to configure, train, and tune them.

The remaining five chapters detail the integration of SpamAssassin with several popular mail transport agents (MTAs) to provide sitewide spam-checking. They also explain how to set up a SpamAssassin gateway to check all incoming mail before delivery to an internal mail host.


Chapter 5

Explains how to integrate SpamAssassin with the sendmail MTA, using the milter interface. As an example of this approach, the installation and configuration of MIMEDefang is described.


Chapter 6

Explains how to integrate SpamAssassin with the Postfix MTA, using the content_filter interface. As an example of this approach, the installation and configuration of amavisd-new, a daemonized content filter, is described.


Chapter 7

Explains how to integrate SpamAssassin with the qmail MTA.


Chapter 8

Explains how to integrate SpamAssassin with the Exim MTA using several different popular approaches including custom transports, exiscan, and sa-exim .


Chapter 9

Explains how to set up a SpamAssassin POP mail proxy to support users who download their email with POP clients .

The Appendix lists useful resources for more information about SpamAssassin and other antispam approaches.

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SpamAssassin
SpamAssassin
ISBN: 0596007078
EAN: 2147483647
Year: 2004
Pages: 88

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