Jan 10 20:07:40 debian-2gb-nbg1-2 kernel: \[942570.499543\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=122.228.19.79 DST=195.201.40.59 LEN=44 TOS=0x00 PREC=0x00 TTL=111 ID=47280 PROTO=TCP SPT=23098 DPT=3260 WINDOW=29200 RES=0x00 SYN URGP=0

Jan 10 18:35:56 gw1 sshd[17399]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.254.0.124
Jan 10 18:35:58 gw1 sshd[17399]: Failed password for invalid user 1234 from 188.254.0.124 port 49708 ssh2
...

Jan 10 19:20:32 grey postfix/smtpd\[6675\]: NOQUEUE: reject: RCPT from adsl-195.37.6.12.tellas.gr\[37.6.12.195\]: 554 5.7.1 Service unavailable\; Client host \[37.6.12.195\] blocked using truncate.gbudb.net\; http://www.gbudb.com/truncate/ \[37.6.12.195\]\; from=\ to=\ proto=ESMTP helo=\
...

Jan 10 13:42:27 server sshd\[25745\]: Invalid user pf from 106.54.97.214
Jan 10 13:42:27 server sshd\[25745\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.54.97.214 
Jan 10 13:42:29 server sshd\[25745\]: Failed password for invalid user pf from 106.54.97.214 port 42958 ssh2
Jan 10 15:52:46 server sshd\[26173\]: Invalid user foz from 106.54.97.214
Jan 10 15:52:46 server sshd\[26173\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.54.97.214 
...

Jan 10 19:34:52 game-panel sshd[9267]: Failed password for root from 112.85.42.94 port 55016 ssh2
Jan 10 19:38:46 game-panel sshd[9366]: Failed password for root from 112.85.42.94 port 55107 ssh2

$f2bV_matches

Jan 10 05:41:18 web9 sshd\[23773\]: Invalid user txk from 177.139.177.94
Jan 10 05:41:18 web9 sshd\[23773\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.139.177.94
Jan 10 05:41:19 web9 sshd\[23773\]: Failed password for invalid user txk from 177.139.177.94 port 51004 ssh2
Jan 10 05:45:12 web9 sshd\[24494\]: Invalid user oracle from 177.139.177.94
Jan 10 05:45:12 web9 sshd\[24494\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.139.177.94

Jan 10 20:33:00 debian-2gb-nbg1-2 kernel: \[944089.901703\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=92.222.204.120 DST=195.201.40.59 LEN=439 TOS=0x18 PREC=0x00 TTL=52 ID=34567 DF PROTO=UDP SPT=5086 DPT=5060 LEN=419

Jan 10 10:02:54 web9 sshd\[3246\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.172  user=root
Jan 10 10:02:56 web9 sshd\[3246\]: Failed password for root from 218.92.0.172 port 6681 ssh2
Jan 10 10:03:13 web9 sshd\[3302\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.172  user=root
Jan 10 10:03:15 web9 sshd\[3302\]: Failed password for root from 218.92.0.172 port 39831 ssh2
Jan 10 10:03:34 web9 sshd\[3339\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.172  user=root

Jan 10 13:52:07 grey postfix/smtpd\[30259\]: NOQUEUE: reject: RCPT from unknown\[41.191.230.226\]: 554 5.7.1 Service unavailable\; Client host \[41.191.230.226\] blocked using truncate.gbudb.net\; http://www.gbudb.com/truncate/ \[41.191.230.226\]\; from=\ to=\ proto=ESMTP helo=\<41.191.230.226.liquidtelecom.net\>
...

Unauthorized connection attempt from IP address 188.162.65.230 on Port 445(SMB)

DigitalOcean BotNet attack - 10s of requests to non-existent pages - :443/app-ads.txt - typically bursts of 8 requests per second - undefined, XSS attacks
node-superagent/4.1.0

Jan  6 sshd[6020]: Invalid user cug from 118.98.121.195 port 40830

WEB SQL injection attempt -1.b

WordPress wp-login brute force :: 149.28.8.137 0.100 BYPASS [10/Jan/2020:17:42:20  0000] [censored_4] "POST /wp-login.php HTTP/1.1" 200 2100 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"