Nov  7 22:50:09 sshgateway sshd\[21525\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.183  user=root
Nov  7 22:50:11 sshgateway sshd\[21525\]: Failed password for root from 222.186.173.183 port 37414 ssh2
Nov  7 22:50:28 sshgateway sshd\[21525\]: error: maximum authentication attempts exceeded for root from 222.186.173.183 port 37414 ssh2 \[preauth\]

port 23 attempt blocked

SSH Brute Force, server-1 sshd[30252]: Failed password for invalid user admin from 103.23.213.51 port 33076 ssh2

SSH Brute Force, server-1 sshd[619]: Failed password for invalid user admin from 14.248.71.177 port 39668 ssh2

\[2019-11-07 17:43:45\] NOTICE\[2601\] chan_sip.c: Registration from '"1018" \' failed for '64.31.35.218:5805' - Wrong password
\[2019-11-07 17:43:45\] SECURITY\[2634\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-11-07T17:43:45.661-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="1018",SessionID="0x7fdf2c003608",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/64.31.35.218/5805",Challenge="4b2eab0a",ReceivedChallenge="4b2eab0a",ReceivedHash="943faac8687f229781f392ce467a80af"
\[2019-11-07 17:43:45\] NOTICE\[2601\] chan_sip.c: Registration from '"1018" \' failed for '64.31.35.218:5805' - Wrong password
\[2019-11-07 17:43:45\] SECURITY\[2634\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-11-07T17:43:45.753-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="1018",SessionID="0x7fdf2c3f5928",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/6

port 23 attempt blocked

SSH Brute Force, server-1 sshd[29830]: Failed password for root from 1.186.45.250 port 55833 ssh2

Nov  8 01:05:29 www sshd\[169392\]: Invalid user webpop from 178.128.217.81
Nov  8 01:05:29 www sshd\[169392\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.128.217.81
Nov  8 01:05:32 www sshd\[169392\]: Failed password for invalid user webpop from 178.128.217.81 port 55756 ssh2
...

Nov  7 14:39:27 mockhub sshd[30749]: Failed password for root from 58.254.132.239 port 9601 ssh2
Nov  7 14:43:51 mockhub sshd[30867]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.254.132.239
...

Automatic report - Banned IP Access

Lines containing failures of 195.91.48.126
Nov  7 23:28:47 server01 postfix/smtpd[21874]: warning: hostname pat-126.gprs.195-91-48.telekom.sk does not resolve to address 195.91.48.126: Name or service not known
Nov  7 23:28:47 server01 postfix/smtpd[21874]: connect from unknown[195.91.48.126]
Nov x@x
Nov x@x
Nov  7 23:28:47 server01 postfix/policy-spf[22503]: : Policy action=PREPEND Received-SPF: none (surdeu.de: No applicable sender policy available) receiver=x@x
Nov x@x


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=195.91.48.126

2019-11-07T22:44:00.206514abusebot-6.cloudsearch.cf sshd\[32245\]: Invalid user forti from 157.230.42.76 port 45250

Nov  7 23:43:51 bouncer sshd\[32386\]: Invalid user admin from 142.93.229.207 port 15112
Nov  7 23:43:51 bouncer sshd\[32386\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.229.207 
Nov  7 23:43:53 bouncer sshd\[32386\]: Failed password for invalid user admin from 142.93.229.207 port 15112 ssh2
...

SSH Brute Force, server-1 sshd[30158]: Failed password for invalid user musicbot from 121.204.150.59 port 57274 ssh2

Nov  7 23:40:14 legacy sshd[26150]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.254.79.235
Nov  7 23:40:16 legacy sshd[26150]: Failed password for invalid user nannan from 51.254.79.235 port 44992 ssh2
Nov  7 23:43:58 legacy sshd[26285]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.254.79.235
...