rainloop-webmail

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This is a simple tutorial (check attached PDF) helping you to implement your own mail server on an ubuntu machine.

main part: necessary elements for our mail server we need to install

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• SMTP Server = Postfix
• IMAP Server = Dovecot
• WEB SERVER = Nginx
• WEB MAIL = rainloop

Security layers

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• Setup SPF & DKIM with POSTFIX
• Enable https on nginx
• Redirect-http-to-https for Nginx
• INSTALL WAF for NGINX = NGINX ModeSecurity