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Contents Listing

Preface

1. Introducing SpamAssassin
How SpamAssassin Works
Organization of SpamAssassin
Mailers and SpamAssassin
The Politics of Scanning

2. SpamAssassin Basics
Prerequisites
Building SpamAssassin
Invoking SpamAssassin with procmail
Using spamc/spamd
Invoking SpamAssassin in a Perl Script
SpamAssassin and the End User

3. SpamAssassin Rules
The Anatomy of a Test
Modifying the Score of a Test
Writing Your Own Tests
The Built-in Tests
Whitelists and Blacklists

4. SpamAssassin as a Learning System
Autowhitelisting
Bayesian Filtering

5. Integrating SpamAssassin with sendmail
Spam-Checking at Delivery
Spam-Checking During SMTP
Building a Spam-Checking Gateway

6. Integrating SpamAssassin with Postfix
Postfix Architecture
Spam-Checking During Local Delivery
Spam-Checking All Incoming Mail
Building a Spam-Checking G ateway

7. Integrating SpamAssassin with qmail
qmail Architecture
Spam-Checking During Local Delivery
Spam-Checking All Incoming Mail
Building a Spam-Checking Gateway

8. Integrating SpamAssassin with Exim
Spam-Checking via procmail
Spam-Checking All Incoming Mail
Using Routers and Transports
Using exiscan
Using sa-exim
Building a Spam-Checking Gateway

9. Using SpamAssassin as a Proxy
Using Pop3proxy
Using SAproxy Pro

Appendix

Index