A collection of useful things I have either written, contributed to or found.
- Building a mail server with Debian, Exim, Dovecot, Squirrelmail and Sieve.
- A filesystem based greylister for Exim.
- Techniques for getting around a restrictive proxy.
- Getting started with OpenVPN.
- Backing up using Duplicity and Amazon S3.
- An automatic mail archiving script.
- antibodyMX - a hosted antispam and antivirus email filtering service.