Common Linux Commands You Should Know

In the previous 3 posts, we have covered several Linux terms that you should know when getting started managing a Linux server. What follows are some actual commands that will help you as you begin your journey.
cd – Probably the command you will use most frequently, “cd” stands for “change directory”. From the command […]

5 Dumb Mistakes to Avoid with a Dedicated Server

This list is essentially useless. It is useless because no one would actually do the things on the list. Right? I joke of course, but these mistakes are ones you should definitely avoid. Some may seem like common knowledge, but they still happen far too often.
1. Using “password” as a password – For that […]

Configure Linux to Restrict SuperUser to One Group

The last thing you would ever want or need on your dedicated server is for an unauthorized user to gain root access. This applies to both those external users with malicious intent and those who have limited privileges and may just play around with their newfound powers. Either way, it is bad news. One practical […]

How to Setup and Use KVM: Part 3

This is the third part of a series on KVM. If you have not already read them, you should begin with part 1 and continue with part 2.
Once you have KVM installed, you should make sure that you have libvirt installed as well. If not, install it now.
# yum install libvirt
Next, […]

Granting Users Access to Privileged Files

Linux dedicated servers set permissions for every file, including applications.  Fortunately, it is very quick and easy to change the permissions of files in order to give specific users access.
First, it is important to understand how ownership and permissions work in Linux. ¬†Every file has an owner, and that owner […]

Understanding Linux User Permissions

On dedicated servers running Linux or Unix-like operating systems, the default user account has limited permissions. This is a security measure that prevents an average user from wreaking havoc on an otherwise properly functioning server.
In order to perform administrative tasks, a user needs to login as root. On most servers, it is common […]

How to Use Chmod

File permission settings may very well be the most important thing you ever learn in Linux server management. When file permissions on a dedicated server are correct, no one notices, and everything runs smoothly. When even one file permission is wrong, it can result in an error or, even worse, a security hole.
Linux […]