09-13-2018, 08:16 PM
(09-11-2018, 01:27 PM)perryoo11 Wrote: if your original ip has been guessed. cloudflare will not work anymore.
use ssh keys and disable root login. this will dramatically decrease the chance to get compromised.
but remember no one is 100% safe.
What helps me a lot is to just disable the port 22 by replacing it with a different port number.
Here's a tutorial for how to change the port number for the VPS using CentOS:
https://post4vps.com/showthread.php?tid=2151