Jan 10 06:14:24 xeon sshd[65343]: Failed password for root from 119.29.203.106 port 36880 ssh2

Jan 10 08:49:56 localhost sshd\[3697\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.209  user=root
Jan 10 08:49:57 localhost sshd\[3697\]: Failed password for root from 222.186.30.209 port 28475 ssh2
Jan 10 08:49:59 localhost sshd\[3697\]: Failed password for root from 222.186.30.209 port 28475 ssh2

Jan 10 04:40:05 firewall sshd[23978]: Failed password for root from 218.92.0.173 port 36112 ssh2
Jan 10 04:40:16 firewall sshd[23978]: error: maximum authentication attempts exceeded for root from 218.92.0.173 port 36112 ssh2 [preauth]
Jan 10 04:40:16 firewall sshd[23978]: Disconnecting: Too many authentication failures [preauth]
...

Jan 10 04:55:01 sshgateway sshd\[23913\]: Invalid user uq from 106.13.21.24
Jan 10 04:55:01 sshgateway sshd\[23913\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.21.24
Jan 10 04:55:03 sshgateway sshd\[23913\]: Failed password for invalid user uq from 106.13.21.24 port 39542 ssh2

Jan 10 05:54:19 grey postfix/smtpd\[29264\]: NOQUEUE: reject: RCPT from unknown\[185.175.32.163\]: 554 5.7.1 Service unavailable\; Client host \[185.175.32.163\] blocked using cbl.abuseat.org\; Blocked - see http://www.abuseat.org/lookup.cgi\?ip=185.175.32.163\; from=\ to=\ proto=ESMTP helo=\
...

Unauthorized connection attempt from IP address 14.233.112.138 on Port 445(SMB)

Jan  9 19:52:27 wbs sshd\[19126\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=197.155.234.157  user=root
Jan  9 19:52:28 wbs sshd\[19126\]: Failed password for root from 197.155.234.157 port 34018 ssh2
Jan  9 19:54:40 wbs sshd\[19322\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=197.155.234.157  user=root
Jan  9 19:54:42 wbs sshd\[19322\]: Failed password for root from 197.155.234.157 port 51090 ssh2
Jan  9 19:56:54 wbs sshd\[19524\]: Invalid user temp from 197.155.234.157
Jan  9 19:56:54 wbs sshd\[19524\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=197.155.234.157

20/1/10@00:10:06: FAIL: Alarm-Network address from=45.118.34.203
20/1/10@00:10:07: FAIL: Alarm-Network address from=45.118.34.203
...

Jan 10 04:02:00 firewall sshd[23104]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.175.103.114
Jan 10 04:02:00 firewall sshd[23104]: Invalid user ftp from 134.175.103.114
Jan 10 04:02:02 firewall sshd[23104]: Failed password for invalid user ftp from 134.175.103.114 port 50304 ssh2
...

Jan 10 07:30:40 ns382633 sshd\[18497\]: Invalid user kodi from 59.120.185.230 port 49104
Jan 10 07:30:40 ns382633 sshd\[18497\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.120.185.230
Jan 10 07:30:42 ns382633 sshd\[18497\]: Failed password for invalid user kodi from 59.120.185.230 port 49104 ssh2
Jan 10 07:32:39 ns382633 sshd\[18692\]: Invalid user cron from 59.120.185.230 port 40882
Jan 10 07:32:39 ns382633 sshd\[18692\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.120.185.230

Jan 10 06:10:20 vps670341 sshd[17468]: Invalid user ojj from 80.15.190.203 port 49872

2020-01-09 22:53:42 dovecot_login authenticator failed for (tmaoo) [220.161.79.57]:51132 I=[192.147.25.65]:25: 535 Incorrect authentication data (set_id=zhangjianjun@lerctr.org)
2020-01-09 22:53:49 dovecot_login authenticator failed for (mnpsd) [220.161.79.57]:51132 I=[192.147.25.65]:25: 535 Incorrect authentication data (set_id=zhangjianjun@lerctr.org)
2020-01-09 22:54:01 dovecot_login authenticator failed for (bwrfx) [220.161.79.57]:51132 I=[192.147.25.65]:25: 535 Incorrect authentication data (set_id=zhangjianjun@lerctr.org)
...

84.3.198.123 - - \[10/Jan/2020:08:19:37 +0100\] "POST /wp-login.php HTTP/1.0" 200 6640 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
84.3.198.123 - - \[10/Jan/2020:08:19:39 +0100\] "POST /wp-login.php HTTP/1.0" 200 6453 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
84.3.198.123 - - \[10/Jan/2020:08:19:40 +0100\] "POST /xmlrpc.php HTTP/1.0" 200 736 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"

Triggered by Fail2Ban at Vostok web server

Jan 10 05:18:33 IngegnereFirenze sshd[20663]: Failed password for invalid user andy from 198.98.53.133 port 55983 ssh2
...