As a system administrator in Linux, it will not take you long to realize that permissions managed only using the file mode become very limiting. The mode of a file allows for a single user, one group and everyone else, that is it. Many Linux systems are single-user systems acting as a service appliance so […]
Linux
Setting Linux Permissions with chmod
The basics of security within the file system must begin with setting Linux Permissions at the command line using the tool chmod. In this article we show the use of the tool but very often, you will want to list the permissions directory after. We will show you how setting permissions at the cli will […]
Free and Open Source Software
Linux is, of course, both free and open source software, but what do we mean by these terms and why is it important to understand the difference. Firstly, we should be aiming to use and promote Free Software. All Free Software is Open Source Software. But just because software is Open Source it does not […]
TO_BASE64 Protects your MariaDB Data
When your PHP application needs to authenticate users you can add the user names and passwords to a MariaDB table, brilliantly simple. However, having done so you probably will notice that the password is in clear text and was not one of your greatest of ideas. At the very least you can start protecting those […]
Learning Linux for 2019
You too can learn the benefit of using Linux as your localhost, whether for your Desktop or Server. No matter what you choose TheUrbanPenguin is here to support your learning. Make 2019 your year for Learning Linux. The starting point is to install Linux. We have many blogs and videos that can help you with […]
I Am Because We Are
Turning Four Letter Words into Hugs Turning 27 years the Linux Kernel, the child of Linus Torvalds, becomes a mature, or turning 26 years if you take the date the Kernel became Open Source. Reaching this age we all should be a little more wise, or at least, we would like to be. This year […]