Tag Archives: Linux

Blacklist IPs that attack SSH and FTP services on a Linux machine

I manage a Linux server (Redhat EL4, kernel version 2.6.9-34). Yesterday,  I found the server was attacked relentlessly from It seemed to be a brutal force dictionary attack. What to do then? The obvious way is to manually add that IP … Continue reading

Posted in coding | Tagged , , , , , | Leave a comment