I see that some people try to access my host, even if they are not me.
Crazy, right?
Here is a small statistic in less than a year, on how many attackers fail2ban managed to ban, when trying to bruteforce this website via ssh:
1
2
Awesome!
So if you don't have it yet, and run some linux, definitelly install it.
If you use CentOS just do:
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Happy admining.