Detailed guide on how to set up an email server.

chasquid is an SMTP (email) server with a focus on simplicity, security, and ease of operation.

It sends and receives email as a typical MTA (for example, can be used instead of Postfix or Exim), and it is designed mainly for individuals and small groups.

It’s written in Go, and distributed under the Apache license 2.0.

Author explains why Email is inherently unsafe and cannot be made safe through encryption tools.

How to setup DNS records to ensure that domains that do not send email cannot be used for spoofing.

A series of markup and styling hacks that exploit HTML interpretation quirks of various web email services can be hacked to intentionally vary message appearance between services. Coupled with forwarding, which further transforms the email using service-specific quirks, you can make a game where different paths of forwarding across services trigger different appearances.

If you have a Debian computer connected permanently to the internet, this document will allow you to be able to:

• receive and store emails for your users
• let your users retrieve the email through IMAP and POP3 - even with SSL to encrypt to connection
• receive and forward (relay) email for your users if they are authenticated
• offer a webmail interface to read emails in a web browser
• detect most spam emails and filter them out or tag them