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Dovecot is an IMAP server while exim, sendmail, postfix, and opensmtp (I guess) are SMTP servers (aka MTAs). An SMTP server is for sending/forwarding mails to o
by tannhaeuser 7y ago
Dovecot is an IMAP server while exim, sendmail, postfix, and opensmtp (I guess) are SMTP servers (aka MTAs). An SMTP server is for sending/forwarding mails to or through, and IMAP (or POP3 or new-fangled jmap, supposedly) is what your mail program uses to browse your received mails and mailboxes etc.
- fock 7y agoI'm well aware of this distinction, yet it's also part of the equation when looking at "how to secure my email-server"