Lines containing failures of 14.115.28.209
May  2 07:11:47 kmh-vmh-001-fsn05 sshd[6715]: Invalid user danish from 14.115.28.209 port 52814
May  2 07:11:47 kmh-vmh-001-fsn05 sshd[6715]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.115.28.209 
May  2 07:11:49 kmh-vmh-001-fsn05 sshd[6715]: Failed password for invalid user danish from 14.115.28.209 port 52814 ssh2
May  2 07:11:49 kmh-vmh-001-fsn05 sshd[6715]: Received disconnect from 14.115.28.209 port 52814:11: Bye Bye [preauth]
May  2 07:11:49 kmh-vmh-001-fsn05 sshd[6715]: Disconnected from invalid user danish 14.115.28.209 port 52814 [preauth]
May  2 07:24:53 kmh-vmh-001-fsn05 sshd[9009]: Invalid user miner from 14.115.28.209 port 47736
May  2 07:24:53 kmh-vmh-001-fsn05 sshd[9009]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.115.28.209 
May  2 07:24:55 kmh-vmh-001-fsn05 sshd[9009]: Failed password for invalid user miner from 14.11........
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May  2 18:44:34 ns382633 sshd\[20906\]: Invalid user kuni from 101.50.1.232 port 51444
May  2 18:44:34 ns382633 sshd\[20906\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.50.1.232
May  2 18:44:36 ns382633 sshd\[20906\]: Failed password for invalid user kuni from 101.50.1.232 port 51444 ssh2
May  2 18:50:01 ns382633 sshd\[21826\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.50.1.232  user=root
May  2 18:50:02 ns382633 sshd\[21826\]: Failed password for root from 101.50.1.232 port 55986 ssh2

May  2 18:28:19 debian-2gb-nbg1-2 kernel: \[10695807.281255\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=206.189.180.232 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=242 ID=9840 PROTO=TCP SPT=49052 DPT=31598 WINDOW=1024 RES=0x00 SYN URGP=0

Dovecot Invalid User Login Attempt.

May  2 16:21:23 server sshd[11099]: Failed password for invalid user xy from 109.116.41.238 port 39266 ssh2
May  2 16:25:55 server sshd[14787]: Failed password for invalid user scanner from 109.116.41.238 port 51370 ssh2
May  2 16:30:27 server sshd[18314]: Failed password for invalid user ftp_user from 109.116.41.238 port 35238 ssh2

firewall-block, port(s): 4002/tcp

(imapd) Failed IMAP login from 103.89.168.196 (IN/India/196.168.89.103.dynamic.dreamlink.in): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: May  2 18:38:37 ir1 dovecot[264309]: imap-login: Disconnected (auth failed, 1 attempts in 12 secs): user=, method=PLAIN, rip=103.89.168.196, lip=5.63.12.44, session=

Apr 30 18:21:11 mail sshd[28503]: Failed password for root from 222.186.173.226 port 34079 ssh2
Apr 30 18:21:15 mail sshd[28503]: Failed password for root from 222.186.173.226 port 34079 ssh2
...

(sshd) Failed SSH login from 91.226.22.148 (PL/Poland/91-226-22-148.petroinform.pl): 5 in the last 3600 secs

May  2 22:10:28 localhost sshd[1281579]: Invalid user pedro from 51.83.70.93 port 50862
...

May  2 14:05:40 vps sshd[573724]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.251.214.170  user=root
May  2 14:05:42 vps sshd[573724]: Failed password for root from 101.251.214.170 port 56580 ssh2
May  2 14:10:30 vps sshd[600427]: Invalid user ota from 101.251.214.170 port 56738
May  2 14:10:30 vps sshd[600427]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.251.214.170
May  2 14:10:32 vps sshd[600427]: Failed password for invalid user ota from 101.251.214.170 port 56738 ssh2
...

*Port Scan* detected from 107.173.34.202 (US/United States/California/Los Angeles (Downtown)/107-173-34-202-host.colocrossing.com). 4 hits in the last 25 seconds

May  2 13:56:56 ns382633 sshd\[32021\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.129.191.142  user=root
May  2 13:56:57 ns382633 sshd\[32021\]: Failed password for root from 177.129.191.142 port 40533 ssh2
May  2 14:10:07 ns382633 sshd\[2106\]: Invalid user script from 177.129.191.142 port 40959
May  2 14:10:07 ns382633 sshd\[2106\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.129.191.142
May  2 14:10:09 ns382633 sshd\[2106\]: Failed password for invalid user script from 177.129.191.142 port 40959 ssh2

2020-05-02T16:22:02.033138vps751288.ovh.net sshd\[26100\]: Invalid user deploy from 180.231.11.182 port 34776
2020-05-02T16:22:02.041593vps751288.ovh.net sshd\[26100\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.231.11.182
2020-05-02T16:22:04.467965vps751288.ovh.net sshd\[26100\]: Failed password for invalid user deploy from 180.231.11.182 port 34776 ssh2
2020-05-02T16:27:11.688193vps751288.ovh.net sshd\[26146\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.231.11.182  user=root
2020-05-02T16:27:13.868645vps751288.ovh.net sshd\[26146\]: Failed password for root from 180.231.11.182 port 34524 ssh2

2888/tcp 1988/tcp 3394/tcp...
[2020-04-04/05-02]40pkt,18pt.(tcp)