WTF?

I forgot to install fail2ban on a box. I was expecting something. But script kiddies, are you serious?

​

Nov 18 18:43:43 *** sshd[9655]: Invalid user this-is-not-an-attack from 188.95.234.6
Nov 18 18:43:43 *** sshd[9655]: Failed none for invalid user this-is-not-an-attack from 188.95.234.6 port 58982 ssh2