Jul 29 11:10:27 vps647732 sshd[19469]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.51.95.234
Jul 29 11:10:29 vps647732 sshd[19469]: Failed password for invalid user jwlee from 61.51.95.234 port 46916 ssh2
...

20 attempts against mh-ssh on boat

$f2bV_matches

07/29/2020-04:53:21.881034 46.161.27.75 Protocol: 6 ET SCAN NMAP -sS window 1024

[Wed Jul 29 14:22:36.719274 2020] [:error] [pid 1192:tid 139703724492544] [client 213.180.203.59:42522] [client 213.180.203.59] ModSecurity: Access denied with code 403 (phase 2). Pattern match "^[\\\\d.:]+$" at REQUEST_HEADERS:Host. [file "/etc/modsecurity/owasp-modsecurity-crs-3.2.0/rules/REQUEST-920-PROTOCOL-ENFORCEMENT.conf"] [line "696"] [id "920350"] [msg "Host header is a numeric IP address"] [data "103.27.207.197"] [severity "WARNING"] [ver "OWASP_CRS/3.2.0"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-protocol"] [tag "OWASP_CRS"] [tag "OWASP_CRS/PROTOCOL_VIOLATION/IP_HOST"] [tag "WASCTC/WASC-21"] [tag "OWASP_TOP_10/A7"] [tag "PCI/6.5.10"] [hostname "103.27.207.197"] [uri "/"] [unique_id "XyEjvHHJSNX1MK11B3GAUwAAAOE"]
...

Jul 29 05:38:33 ovpn sshd\[27472\]: Invalid user jiajiajia from 68.37.92.238
Jul 29 05:38:33 ovpn sshd\[27472\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.37.92.238
Jul 29 05:38:35 ovpn sshd\[27472\]: Failed password for invalid user jiajiajia from 68.37.92.238 port 49228 ssh2
Jul 29 05:51:29 ovpn sshd\[30517\]: Invalid user fhuang from 68.37.92.238
Jul 29 05:51:29 ovpn sshd\[30517\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.37.92.238

Cowrie Honeypot: 10 unauthorised SSH/Telnet login attempts between 2020-07-29T08:06:45Z and 2020-07-29T08:54:46Z

(imapd) Failed IMAP login from 183.89.237.175 (TH/Thailand/mx-ll-183.89.237-175.dynamic.3bb.in.th): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: Jul 29 08:21:29 ir1 dovecot[3110802]: imap-login: Disconnected (auth failed, 1 attempts in 7 secs): user=, method=PLAIN, rip=183.89.237.175, lip=5.63.12.44, TLS, session=

Jul 29 07:56:57 ip106 sshd[11186]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.45.40.87 
Jul 29 07:56:59 ip106 sshd[11186]: Failed password for invalid user linqj from 119.45.40.87 port 54794 ssh2
...

Brute-force attempt banned

Jul 29 09:12:44 plex-server sshd[1564344]: Invalid user hysms from 51.38.48.127 port 37644
Jul 29 09:12:44 plex-server sshd[1564344]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.48.127 
Jul 29 09:12:44 plex-server sshd[1564344]: Invalid user hysms from 51.38.48.127 port 37644
Jul 29 09:12:46 plex-server sshd[1564344]: Failed password for invalid user hysms from 51.38.48.127 port 37644 ssh2
Jul 29 09:15:13 plex-server sshd[1565661]: Invalid user zhengguozhen from 51.38.48.127 port 49494
...

Jul 29 10:47:03 vserver sshd\[1974\]: Invalid user jayakumar from 46.14.173.2Jul 29 10:47:05 vserver sshd\[1974\]: Failed password for invalid user jayakumar from 46.14.173.2 port 55796 ssh2Jul 29 10:51:06 vserver sshd\[2007\]: Invalid user yliu from 46.14.173.2Jul 29 10:51:09 vserver sshd\[2007\]: Failed password for invalid user yliu from 46.14.173.2 port 33438 ssh2
...

Jul 29 02:05:18 dignus sshd[22552]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.51.143.121
Jul 29 02:05:20 dignus sshd[22552]: Failed password for invalid user denis from 117.51.143.121 port 45320 ssh2
Jul 29 02:11:07 dignus sshd[23390]: Invalid user chenliu from 117.51.143.121 port 47918
Jul 29 02:11:07 dignus sshd[23390]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.51.143.121
Jul 29 02:11:09 dignus sshd[23390]: Failed password for invalid user chenliu from 117.51.143.121 port 47918 ssh2
...

Port Scan detected!
...

failed_logins