Dec 17 00:52:59 server sshd\[8839\]: Invalid user steam from 116.203.148.211
Dec 17 00:52:59 server sshd\[8839\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=static.211.148.203.116.clients.your-server.de 
Dec 17 00:53:01 server sshd\[8839\]: Failed password for invalid user steam from 116.203.148.211 port 32806 ssh2
Dec 17 00:59:23 server sshd\[10552\]: Invalid user forest from 116.203.148.211
Dec 17 00:59:23 server sshd\[10552\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=static.211.148.203.116.clients.your-server.de 
...

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To: amcgloin@katolabs.com
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These guys are email spamers.

Dec 16 12:34:56 sachi sshd\[15083\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.190.2  user=root
Dec 16 12:34:58 sachi sshd\[15083\]: Failed password for root from 222.186.190.2 port 6310 ssh2
Dec 16 12:35:01 sachi sshd\[15083\]: Failed password for root from 222.186.190.2 port 6310 ssh2
Dec 16 12:35:04 sachi sshd\[15083\]: Failed password for root from 222.186.190.2 port 6310 ssh2
Dec 16 12:35:06 sachi sshd\[15083\]: Failed password for root from 222.186.190.2 port 6310 ssh2

Dec 16 12:52:46 sachi sshd\[16897\]: Invalid user duque from 61.8.75.5
Dec 16 12:52:46 sachi sshd\[16897\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.8.75.5
Dec 16 12:52:48 sachi sshd\[16897\]: Failed password for invalid user duque from 61.8.75.5 port 59872 ssh2
Dec 16 12:59:50 sachi sshd\[17615\]: Invalid user tim from 61.8.75.5
Dec 16 12:59:50 sachi sshd\[17615\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.8.75.5

Dec 16 22:53:43 loxhost sshd\[9975\]: Invalid user test123467 from 183.131.84.151 port 36934
Dec 16 22:53:43 loxhost sshd\[9975\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.131.84.151
Dec 16 22:53:45 loxhost sshd\[9975\]: Failed password for invalid user test123467 from 183.131.84.151 port 36934 ssh2
Dec 16 22:59:28 loxhost sshd\[10055\]: Invalid user f104 from 183.131.84.151 port 38372
Dec 16 22:59:28 loxhost sshd\[10055\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.131.84.151
...

Dec 16 23:29:07 sd-53420 sshd\[24550\]: User root from 129.211.166.249 not allowed because none of user's groups are listed in AllowGroups
Dec 16 23:29:07 sd-53420 sshd\[24550\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.166.249  user=root
Dec 16 23:29:09 sd-53420 sshd\[24550\]: Failed password for invalid user root from 129.211.166.249 port 47200 ssh2
Dec 16 23:35:06 sd-53420 sshd\[26820\]: Invalid user nfs from 129.211.166.249
Dec 16 23:35:06 sd-53420 sshd\[26820\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.166.249
...

Web form spam

Dec 16 23:51:40 ns381471 sshd[16735]: Failed password for root from 124.30.44.214 port 19166 ssh2

Dec 17 00:59:44 debian-2gb-vpn-nbg1-1 kernel: [911953.122550] [UFW BLOCK] IN=eth0 OUT= MAC=96:00:00:38:96:44:d2:74:7f:6e:37:e3:08:00 SRC=40.92.42.37 DST=78.46.192.101 LEN=40 TOS=0x00 PREC=0x00 TTL=230 ID=35462 DF PROTO=TCP SPT=6369 DPT=25 WINDOW=0 RES=0x00 ACK RST URGP=0

Dec 16 22:08:22 zx01vmsma01 sshd[95640]: Failed password for root from 118.70.113.1 port 34508 ssh2
...

Dec 16 12:31:13 tdfoods sshd\[17966\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.234.99.246  user=root
Dec 16 12:31:15 tdfoods sshd\[17966\]: Failed password for root from 49.234.99.246 port 45028 ssh2
Dec 16 12:37:38 tdfoods sshd\[18502\]: Invalid user alaily from 49.234.99.246
Dec 16 12:37:38 tdfoods sshd\[18502\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.234.99.246
Dec 16 12:37:41 tdfoods sshd\[18502\]: Failed password for invalid user alaily from 49.234.99.246 port 48028 ssh2

Dec 16 23:46:15 OPSO sshd\[12682\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=66.181.167.115  user=admin
Dec 16 23:46:17 OPSO sshd\[12682\]: Failed password for admin from 66.181.167.115 port 56602 ssh2
Dec 16 23:52:29 OPSO sshd\[14053\]: Invalid user nesterova from 66.181.167.115 port 35912
Dec 16 23:52:29 OPSO sshd\[14053\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=66.181.167.115
Dec 16 23:52:32 OPSO sshd\[14053\]: Failed password for invalid user nesterova from 66.181.167.115 port 35912 ssh2

Dec 16 12:18:55 hpm sshd\[15269\]: Invalid user deanm from 35.220.254.43
Dec 16 12:18:55 hpm sshd\[15269\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.254.220.35.bc.googleusercontent.com
Dec 16 12:18:58 hpm sshd\[15269\]: Failed password for invalid user deanm from 35.220.254.43 port 60630 ssh2
Dec 16 12:28:51 hpm sshd\[16320\]: Invalid user doug from 35.220.254.43
Dec 16 12:28:51 hpm sshd\[16320\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.254.220.35.bc.googleusercontent.com

Dec 17 00:59:27 debian-2gb-vpn-nbg1-1 kernel: [911936.236003] [UFW BLOCK] IN=eth0 OUT= MAC=96:00:00:38:96:44:d2:74:7f:6e:37:e3:08:00 SRC=40.92.21.102 DST=78.46.192.101 LEN=52 TOS=0x02 PREC=0x00 TTL=106 ID=32655 DF PROTO=TCP SPT=3950 DPT=25 WINDOW=8192 RES=0x00 CWR ECE SYN URGP=0

Dec 16 23:19:42 mail sshd[7978]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.15.230 
Dec 16 23:19:44 mail sshd[7978]: Failed password for invalid user es from 106.12.15.230 port 37744 ssh2
Dec 16 23:26:07 mail sshd[9730]: Failed password for root from 106.12.15.230 port 37554 ssh2