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How can I prevent that an user sends mail like another user on Postfix?
I am running a Mail Server on CentOS 7. All programs and system are up to date. My Mail Transfer Agent is Postfix, and it uses Dovecot SASL to authenticate the users.
In Postfix's configuration, my ...
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Can't receive mail, but can send mail? Centos 6 Postfix/Dovecot
I followed this tutorial to setup my webmail on centos 6: https://www.rosehosting.com/blog/mailserver-with-virtual-users-and-domains-using-postfix-and-dovecot-on-a-centos-6-vps/
Everything is setup ...
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