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Postfix SSL HOWTO

Justin Davies

v1.0, December 2002

This is an introduction to the use of TLS/SSL with the Postfix MTA. Using TLS can provide the user with a means to encrypt the mail connection, to encrypt plaintext authentication. Using TLS, you can also authenticate a user based on a private key to allow mail relaying.

1. Introduction

2. Postfix as a TLS Server

2.1 Configuration paramaters
2.2 Testing TLS

3. Postfix as a TLS client

3.1 Configuring the client
3.2 Generating the fingerprint

4. Setting up the server to relay based on fingerprints

4.1 Server relay configuration

5. Finishing Up

6. Links

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