Article 58S6A Can't log into my mailserver (Postfix/dovecot)

Can't log into my mailserver (Postfix/dovecot)

by
jul207
from LinuxQuestions.org on (#58S6A)
Hello everyone!

I've been trying to install a Mailserver running Postfix and Dovecot on CentOS 8 for my little webproject following these two guides: https://www.linuxbabe.com/redhat/run...ix-smtp-server and https://www.linuxbabe.com/redhat/ins...tls-encryption

I changed the MX Records for my domain pointing to mail.$mydomain.com, followed the guide on how to set up Postfix and it went perfectly fine. The service is running, ports are open, i was able to send an email to my gmail account just fine. Then i wanted to get Dovecot done and followed every step without any issues, until i wanted to log into it through Thunderbird. Thunderbird is able to receive server information but doesn't let me log in. Watching through the logs i've found this:
Quote:
Okt 03 18:04:12 applecore systemd[1]: Stopped Dovecot IMAP/POP3 email server.
Okt 03 18:04:15 applecore systemd[1]: Starting Dovecot IMAP/POP3 email server...
Okt 03 18:04:16 applecore systemd[1]: Started Dovecot IMAP/POP3 email server.
Okt 03 18:04:23 applecore dovecot[9761]: master: Dovecot v2.3.8 (9df20d2db) starting up for imap, pop3, lmtp
Okt 03 18:04:26 applecore dovecot[9763]: pop3-login: Aborted login (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, session=<gH1PZ8awuN5PyLqq>
Okt 03 18:04:26 applecore dovecot[9763]: imap-login: Aborted login (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, session=<lYBPZ8awCOhPyLqq>
Okt 03 18:04:26 applecore dovecot[9763]: imap-login: Aborted login (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, session=<nJBPZ8awDOhPyLqq>
Okt 03 18:04:26 applecore dovecot[9763]: pop3-login: Aborted login (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, session=<i6JPZ8awvN5PyLqq>
Okt 03 18:04:26 applecore dovecot[9763]: imap-login: Aborted login (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, session=<YrFPZ8awGOhPyLqq>
Okt 03 18:04:26 applecore dovecot[9763]: pop3-login: Aborted login (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, session=<Wt9PZ8awyt5PyLqq>
Okt 03 18:04:26 applecore dovecot[9763]: imap-login: Aborted login (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, session=<ue5PZ8awGuhPyLqq>
Okt 03 18:04:26 applecore dovecot[9763]: pop3-login: Aborted login (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, session=<cBRQZ8awzN5PyLqq>
Okt 03 18:04:26 applecore dovecot[9763]: imap-login: Aborted login (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, session=<oU5QZ8awKOhPyLqq>
Okt 03 18:04:26 applecore dovecot[9763]: pop3-login: Aborted login (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, session=<DmJQZ8aw2N5PyLqq>
Okt 03 18:04:26 applecore dovecot[9763]: imap-login: Aborted login (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, session=<XKRQZ8awLOhPyLqq>
Okt 03 18:04:26 applecore dovecot[9763]: pop3-login: Aborted login (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, session=<kKVQZ8aw3N5PyLqq>
Okt 03 18:04:26 applecore dovecot[9763]: pop3-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, session=<QqpQZ8aw5t5PyLqq>
Okt 03 18:04:26 applecore dovecot[9763]: pop3-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, session=<Sr9QZ8aw6N5PyLqq>
Okt 03 18:04:39 applecore dovecot[9763]: imap-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, TLS handshaking: SSL_accept() failed: error:14094412:SSL routines:ssl3_read_bytes:sslv3 alert bad certificate: SSL alert number 42, session=<hkUWaMawPOhPyLqq>
Okt 03 18:04:39 applecore dovecot[9763]: imap-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, TLS handshaking: SSL_accept() failed: error:14094412:SSL routines:ssl3_read_bytes:sslv3 alert bad certificate: SSL alert number 42, session=<00wYaMawPuhPyLqq>
Okt 03 18:04:43 applecore dovecot[9763]: pop3-login: Disconnected (no auth attempts in 1 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, TLS handshaking: SSL_accept() failed: error:14094412:SSL routines:ssl3_read_bytes:sslv3 alert bad certificate: SSL alert number 42, session=<xF5HaMaw7t5PyLqq>
Okt 03 18:04:43 applecore dovecot[9763]: pop3-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=79.200.186.170, lip=85.214.206.105, TLS handshaking: SSL_accept() failed: error:14094412:SSL routines:ssl3_read_bytes:sslv3 alert bad certificate: SSL alert number 42, session=<EnlJaMaw8N5PyLqq>
(79.200.186.170 is my laptops IP)

Does anyone know how i may could get this fixed? I'd really appreciate some helplatest?d=yIl2AUoC8zA latest?i=Zr9g_KOeUw8:dcnKLshxHrE:F7zBnMy latest?i=Zr9g_KOeUw8:dcnKLshxHrE:V_sGLiP latest?d=qj6IDK7rITs latest?i=Zr9g_KOeUw8:dcnKLshxHrE:gIN9vFwZr9g_KOeUw8
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