^(\w{3} [ :0-9]{11}|[0-9T:.+-]{32}) [._[:alnum:]-]+ dovecot: (pop3|imap|managesieve)-login: Disconnected: Connection closed: SSL_accept\(\) failed: error:0A0000C1:SSL routines::no shared cipher \(no auth attempts in [[:digit:]]+ secs\): user=<>, rip=[[:xdigit:]:.]+, lip=[[:xdigit:]:.]+, TLS handshaking: SSL_accept\(\) failed: error:0A0000C1:SSL routines::no shared cipher, session=<[[:alnum:]/+]+>$
^(\w{3} [ :0-9]{11}|[0-9T:.+-]{32}) [._[:alnum:]-]+ dovecot: (pop3|imap|managesieve)-login: Disconnected: Connection closed: SSL_accept\(\) failed: error:0A000102:SSL routines::unsupported protocol \(no auth attempts in [[:digit:]]+ secs\): user=<>, rip=[[:xdigit:]:.]+, lip=[[:xdigit:]:.]+, TLS handshaking: SSL_accept\(\) failed: error:0A000102:SSL routines::unsupported protocol, session=<[[:alnum:]/+]+>$
^(\w{3} [ :0-9]{11}|[0-9T:.+-]{32}) [._[:alnum:]-]+ dovecot: (pop3|imap|managesieve)-login: Disconnected: Connection closed: SSL_accept\(\) failed: error:0A00010B:SSL routines::wrong version number \(no auth attempts in [[:digit:]]+ secs\): user=<>, rip=[[:xdigit:]:.]+, lip=[[:xdigit:]:.]+, TLS handshaking: SSL_accept\(\) failed: error:0A00010B:SSL routines::wrong version number, session=<[[:alnum:]/+]+>$
+^(\w{3} [ :0-9]{11}|[0-9T:.+-]{32}) [._[:alnum:]-]+ dovecot: (pop3|imap|managesieve)-login: Disconnected: Connection closed: SSL_accept\(\) failed: error:0A00018C:SSL routines::version too low \(no auth attempts in [[:digit:]]+ secs\): user=<>, rip=[[:xdigit:]:.]+, lip=[[:xdigit:]:.]+, TLS handshaking: SSL_accept\(\) failed: error:0A00018C:SSL routines::version too low, session=<[[:alnum:]/+]+>$
^(\w{3} [ :0-9]{11}|[0-9T:.+-]{32}) [._[:alnum:]-]+ dovecot: (pop3|imap|managesieve)-login: Disconnected(: Inactivity during authentication)? \(client didn't finish SASL auth, waited [[:digit:]]+ secs\): user=<[^>]*>, method=PLAIN, rip=[[:xdigit:]:.]+, lip=[[:xdigit:]:.]+, TLS( handshaking)?: (Connection closed|Disconnected|SSL_read\(\) syscall failed: Connection reset by peer), session=<[[:alnum:]/+]+>$
^(\w{3} [ :0-9]{11}|[0-9T:.+-]{32}) [._[:alnum:]-]+ dovecot: (pop3|imap|managesieve)-login: Disconnected(: Inactivity during authentication)? \(client didn't finish SASL auth, waited [[:digit:]]+ secs\): user=<[^>]*>, method=PLAIN, rip=[[:xdigit:]:.]+, lip=[[:xdigit:]:.]+, TLS, session=<[[:alnum:]/+]+>$
^(\w{3} [ :0-9]{11}|[0-9T:.+-]{32}) [._[:alnum:]-]+ dovecot: (pop3|imap|managesieve)-login: Disconnected (tried to use unsupported auth mechanism): user=<[-_.@[:alnum:]]*>, method=[[:alnum:]-]+, rip=[[:xdigit:]:.]+, lip=[[:xdigit:]:.]+, mpid=[[:digit:]]+,)? (TLS( handshake)?|secured))?(: Disconnected)?(, session=<[[:alnum:]/+]+>)?$