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CHAPTER 8
Chapter 8: Busting Spam with SpamAssasin
SpamAssassin
is a very popular open-source anti-spam tool. It is considered to be the
best free, open-source, anti-spam tool, and better than many commercial
products. In this chapter, we will learn how to download, install, and
configure SpamAssassin to filter incoming e-mail. SpamAssassin can be
effective in removing 80% to 95% of spam, with little effort from the
system administrator.
- Spam is a Moving Target
- Spam Filtering Options
SpamAssassin in Detail
Getting SpamAssassin
- Using CPAN
- Installing SpamAssassin Using CPAN
- Using the rpmbuild Utility
- Using Pre-Built RPMs
- Testing the Installation
Using SpamAssassin
- Using SpamAssassin with Procmail
- Global procmailrc File
- Using SpamAssassin on a Per-User Basis
- Using SpamAssassin as a Daemon with Postfix
- Using SpamAssassin with amavisd-new
- Installation from Package
- Installing Prerequisites
- Installing from Source
- Creating a User Account for amavisd-new
- Configuring amavisd-new
- Configuring Postfix to Run amavisd-new
Configuring E-Mail Clients
- Microsoft Outlook
- Microsoft Outlook Express
- Mozilla Thunderbird
Customizaton
- Reasons to Customize
- Rules and Scores
- Altering Rule Scores
- Using Other Rulesets
- Whitelists and Blacklists
- Bayesian Filtering
Other SpamAssassin Features
Summary
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PPaperback,
295 pages
Released: July 2005
ISBN: 190481137X
Authors: Alistair McDonald,
Carl Taylor, Magnus Bäck, David Rusenko, Ralf
Hildebrandt, Patrick Ben Koetter |
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Introduction
1: Linux and E-Mail Basics
2: Setting Up Postfix
3: Incoming Mail with POP and IMAP
4: Providing Webmail Access 
Free Chapter
5: Securing Your Installation
6: Getting Started with Procmail
7: Advanced Procmail
8: Busting Spam with SpamAssassin
9: Antivirus Protection
10: Backing Up Your System
Index
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View the book details
on PacktPub.com
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