Email Authentication by using DMARC, DKIM and SPF
In this post I want to show how you can prevent that your email domain is abused for email spoofing…
E-Mail, General, Microsoft 365 (Office 365), Postfix
Set up DMARC (verification) for Postfix on Ubuntu
Last week I wrote a post about how to set up SPF and DKIM for Postfix on Ubuntu, today I…
Configure Postfix to block and reject Unsolicited Messages or Spam
Below I want to show how to configure the built-in options for Postfix to prevent unsolicited commercial emails (UCE) or…
Enable TLS for Postfix on Ubuntu
Regarding the Postfix documentation, TLS support is turned off by default, so you can start using Postfix as soon as…
Setup Postfix Mailserver with Dovecot and MySQL on Ubuntu 18.04.4 LTS Step by Step
Because of changing my hosting provider for my virtual machine and domains, I had to setup my postfix mailserver on…
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