In some previous posts, you learned how to setup a Virtualbox virtual machine (VM) for the purpose of creating a test server environment. Once you have a functioning test server, you are free to always work on it within the virtual machine, but if you ever want to connect to it remotely, you probably soon […]
In a previous post, we explained how to change the SSH port on your Linux server from the standard port 22. In most cases, this works just fine, but if you are using Red Hat Enterprise Linux 6, there is a good chance you received an error such as […]
By default the Linux SSH server (usually OpenSSH) listens for connections on port 22. Everyone knows this, including hackers. If you have other security measures in place, it may not matter if would-be attackers know your SSH port. Nevertheless, having SSH on another port other than the default may add […]
