Tag Archives: Linux

Secure SSH on CentOS 6 And RHEL

CentOS 6 SSH is a very powerful tool. It puts you at the server terminal virtually and apart from pressing the power button, you can do just about anything else to the server over SSH. Unfortunately, so can a cracker, if they get access. It is very important to secure your SSH connection. Here’s a […]

Server Memory Usage Bash Script

Linux, Terminal I wanted a simple script to show me the memory usage on my CentOS 6 server so we could monitor peak traffic and usages. This is easily configured but very useful. Just call the script using cron and make sure it is executable! I call it every hour and overwrite it every week, […]