Apr 18 21:16:18 yesfletchmain sshd\[24473\]: Invalid user mysql2 from 129.205.208.21 port 22018
Apr 18 21:16:18 yesfletchmain sshd\[24473\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.205.208.21
Apr 18 21:16:21 yesfletchmain sshd\[24473\]: Failed password for invalid user mysql2 from 129.205.208.21 port 22018 ssh2
Apr 18 21:22:59 yesfletchmain sshd\[24739\]: Invalid user temp1 from 129.205.208.21 port 3000
Apr 18 21:22:59 yesfletchmain sshd\[24739\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.205.208.21
...

Feb 25 23:08:41 dillonfme sshd\[9049\]: Invalid user dv from 129.21.208.142 port 44768
Feb 25 23:08:41 dillonfme sshd\[9049\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.21.208.142
Feb 25 23:08:43 dillonfme sshd\[9049\]: Failed password for invalid user dv from 129.21.208.142 port 44768 ssh2
Feb 25 23:13:09 dillonfme sshd\[9280\]: Invalid user ua from 129.21.208.142 port 43166
Feb 25 23:13:09 dillonfme sshd\[9280\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.21.208.142
...

Dec 23 15:56:57 icecube postfix/smtpd[69815]: NOQUEUE: reject: RCPT from unknown[124.113.219.201]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=

Mar 15 03:23:16 yesfletchmain sshd\[11984\]: User root from 129.204.90.17 not allowed because not listed in AllowUsers
Mar 15 03:23:16 yesfletchmain sshd\[11984\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.90.17  user=root
Mar 15 03:23:19 yesfletchmain sshd\[11984\]: Failed password for invalid user root from 129.204.90.17 port 47074 ssh2
Mar 15 03:29:36 yesfletchmain sshd\[12138\]: User root from 129.204.90.17 not allowed because not listed in AllowUsers
Mar 15 03:29:36 yesfletchmain sshd\[12138\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.90.17  user=root
...

Mar  5 19:27:57 dillonfme sshd\[2249\]: Invalid user teamspeak from 129.204.8.122 port 53066
Mar  5 19:27:57 dillonfme sshd\[2249\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.8.122
Mar  5 19:27:59 dillonfme sshd\[2249\]: Failed password for invalid user teamspeak from 129.204.8.122 port 53066 ssh2
Mar  5 19:33:57 dillonfme sshd\[2626\]: Invalid user sz from 129.204.8.122 port 49884
Mar  5 19:33:57 dillonfme sshd\[2626\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.8.122
...

Dec 23 13:35:08 plusreed sshd[24987]: Invalid user rimas from 211.193.58.173
...

Portscan or hack attempt detected by psad/fwsnort

SSH Brute Force, server-1 sshd[12603]: Failed password for backup from 182.71.127.250 port 35800 ssh2

Dec 22 00:22:04 yesfletchmain sshd\[14860\]: User news from 129.204.87.153 not allowed because not listed in AllowUsers
Dec 22 00:22:04 yesfletchmain sshd\[14860\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.87.153  user=news
Dec 22 00:22:06 yesfletchmain sshd\[14860\]: Failed password for invalid user news from 129.204.87.153 port 57622 ssh2
Dec 22 00:29:10 yesfletchmain sshd\[14968\]: Invalid user sharebear from 129.204.87.153 port 38099
Dec 22 00:29:10 yesfletchmain sshd\[14968\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.87.153
...

Dec 23 14:56:28 system,error,critical: login failure for user admin from 88.250.162.229 via telnet
Dec 23 14:56:29 system,error,critical: login failure for user tech from 88.250.162.229 via telnet
Dec 23 14:56:31 system,error,critical: login failure for user admin from 88.250.162.229 via telnet
Dec 23 14:56:34 system,error,critical: login failure for user default from 88.250.162.229 via telnet
Dec 23 14:56:36 system,error,critical: login failure for user root from 88.250.162.229 via telnet
Dec 23 14:56:37 system,error,critical: login failure for user root from 88.250.162.229 via telnet
Dec 23 14:56:41 system,error,critical: login failure for user root from 88.250.162.229 via telnet
Dec 23 14:56:42 system,error,critical: login failure for user root from 88.250.162.229 via telnet
Dec 23 14:56:44 system,error,critical: login failure for user admin from 88.250.162.229 via telnet
Dec 23 14:56:47 system,error,critical: login failure for user admin from 88.250.162.229 via telnet

MultiHost/MultiPort Probe, Scan, Hack -

MultiHost/MultiPort Probe, Scan, Hack -

Lines containing failures of 207.107.139.150
Dec 23 13:07:42 shared09 sshd[31463]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=207.107.139.150  user=r.r
Dec 23 13:07:44 shared09 sshd[31463]: Failed password for r.r from 207.107.139.150 port 20236 ssh2
Dec 23 13:07:44 shared09 sshd[31463]: Received disconnect from 207.107.139.150 port 20236:11: Bye Bye [preauth]
Dec 23 13:07:44 shared09 sshd[31463]: Disconnected from authenticating user r.r 207.107.139.150 port 20236 [preauth]
Dec 23 14:45:43 shared09 sshd[30599]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=207.107.139.150  user=r.r
Dec 23 14:45:44 shared09 sshd[30599]: Failed password for r.r from 207.107.139.150 port 46895 ssh2
Dec 23 14:45:44 shared09 sshd[30599]: Received disconnect from 207.107.139.150 port 46895:11: Bye Bye [preauth]
Dec 23 14:45:44 shared09 sshd[30599]: Disconnected from authenticating user r.r 207.107.139.150 p........
------------------------------

Dec 23 16:58:31 dedicated sshd[4264]: Invalid user pietrowski from 76.73.206.90 port 16215

Dec 23 16:38:20 lnxweb61 sshd[8979]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.62.79.227