Dec  8 07:36:53 SilenceServices sshd[20912]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=107.170.18.163
Dec  8 07:36:55 SilenceServices sshd[20912]: Failed password for invalid user wojianipy from 107.170.18.163 port 33088 ssh2
Dec  8 07:46:00 SilenceServices sshd[23596]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=107.170.18.163

Dec  8 07:23:53 eventyay sshd[32101]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.149.130
Dec  8 07:23:55 eventyay sshd[32101]: Failed password for invalid user xmms from 104.248.149.130 port 33284 ssh2
Dec  8 07:30:09 eventyay sshd[32295]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.149.130
...

Dec  8 11:39:46 vibhu-HP-Z238-Microtower-Workstation sshd\[4506\]: Invalid user lucking from 84.45.251.243
Dec  8 11:39:46 vibhu-HP-Z238-Microtower-Workstation sshd\[4506\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=84.45.251.243
Dec  8 11:39:47 vibhu-HP-Z238-Microtower-Workstation sshd\[4506\]: Failed password for invalid user lucking from 84.45.251.243 port 45860 ssh2
Dec  8 11:45:03 vibhu-HP-Z238-Microtower-Workstation sshd\[4888\]: Invalid user siddhartha from 84.45.251.243
Dec  8 11:45:03 vibhu-HP-Z238-Microtower-Workstation sshd\[4888\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=84.45.251.243
...

MultiHost/MultiPort Probe, Scan, Hack -

Dec  8 07:09:30 localhost sshd\[3317\]: Invalid user thanbalu from 133.130.89.210 port 42340
Dec  8 07:09:30 localhost sshd\[3317\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=133.130.89.210
Dec  8 07:09:32 localhost sshd\[3317\]: Failed password for invalid user thanbalu from 133.130.89.210 port 42340 ssh2

08.12.2019 06:14:23 Connection to port 27017 blocked by firewall

Dec  8 08:20:46 sauna sshd[242127]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.142.69.203
Dec  8 08:20:49 sauna sshd[242127]: Failed password for invalid user whcsw from 203.142.69.203 port 58489 ssh2
...

Honeypot attack, port: 23, PTR: abts-north-dynamic-151.56.177.122.airtelbroadband.in.

2019-12-08T06:04:03.335286abusebot-5.cloudsearch.cf sshd\[16683\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.238.162  user=root

firewall-block, port(s): 8835/tcp

Dec  8 07:19:26 uapps sshd[11106]: Address 155.94.254.112 maps to lick1.sb-z.net, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Dec  8 07:19:28 uapps sshd[11106]: Failed password for invalid user ching from 155.94.254.112 port 60806 ssh2
Dec  8 07:19:28 uapps sshd[11106]: Received disconnect from 155.94.254.112: 11: Bye Bye [preauth]
Dec  8 07:28:38 uapps sshd[11253]: Address 155.94.254.112 maps to lick1.sb-z.net, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Dec  8 07:28:39 uapps sshd[11253]: Failed password for invalid user bivolaru from 155.94.254.112 port 40690 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=155.94.254.112

Dec  8 05:44:40 sbg01 sshd[11503]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.91.179.246
Dec  8 05:44:42 sbg01 sshd[11503]: Failed password for invalid user roybal from 213.91.179.246 port 48644 ssh2
Dec  8 05:56:06 sbg01 sshd[11580]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.91.179.246

Dec  8 07:23:11 xeon sshd[37530]: Failed password for invalid user http from 121.12.87.205 port 30992 ssh2

Dec  8 07:30:36 h2177944 sshd\[8303\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.158  user=root
Dec  8 07:30:38 h2177944 sshd\[8303\]: Failed password for root from 218.92.0.158 port 43981 ssh2
Dec  8 07:30:41 h2177944 sshd\[8303\]: Failed password for root from 218.92.0.158 port 43981 ssh2
Dec  8 07:30:45 h2177944 sshd\[8303\]: Failed password for root from 218.92.0.158 port 43981 ssh2
...

Dec  8 07:30:05 grey postfix/smtpd\[12398\]: NOQUEUE: reject: RCPT from unknown\[114.237.188.143\]: 554 5.7.1 Service unavailable\; Client host \[114.237.188.143\] blocked using truncate.gbudb.net\; http://www.gbudb.com/truncate/ \[114.237.188.143\]\; from=\ to=\ proto=ESMTP helo=\
...