Protecting files from unwanted deletion is very important security on the tasklist of Unix Administrators. On Linux boxes you can use the chattr command and that works ine on all my Ubuntu based servers. On FreeBSD, this command doesn’t exist. An alternative we use is the chflags command. Let’s give you some examples how chattr work […]
"Hi Oltjano! How are you? Can you help me to create an executable file in Ubuntu? I want it to start my lamp server, I want to save time and I don't like to type long commands in my terminal." This was a message from my friend that is learning web development in his Ubuntu […]
Who should read this article? Everyone who is interested in computer security and computer networking. Introduction If you run a network small or big, you need a flexible and productive way to monitor network traffic. You need to provide security to machines connected to your network, especially if you have a wi-fi network. Monitoring the […]
Nowadays, our personal computer is not only a work tool, it is also our private space where we store our little secrets. Protecting our personal data from praying eyes should be one of our top priorities. People use cryptography or encryption to hide their data, but they forget that cryptography does not hide data from […]
“I am having problems in connecting the Galaxy Tab to Ubuntu via USB cable.”; This is a common question around the web and specially in android forums. Sometimes you need to transfer files from your computer to your android device and vice versa.
My intent is to introduce new Linux users to the Linux command line shell and make them feel comfortable with the command line environment. What does it happen when you click a button with your mouse? When you click a button a command is executed and interpreted by the shell. What is a shell? A […]
We have not really seen any large changes or updates in the Linux kernel for quite some time. This is actually a good thing as it shows that Linux has become a strong, robust and mature kernel. Development of the kernel progresses fast these days. And there is always plenty going on in the background. […]
If you have lot of developers or programmers who access your servers frequently in your company and if you wanna to keep an eye on what data they are accessing, what commands they are issuing, how long they have been accessing servers and how much system resources are consumed by them, then psacct or acct […]