Our on-line content, bank accounts, shopping accounts and social network accounts are as safe as our passwords are. Most people don’t consider password security important and they ignore the fact that one day they may be victims of personal data theft, credit card theft or botnets. Do you want to be a botnet zombie? Maybe […]
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 […]
nginx (pronounced “engine x”) is an open-source web server and a reverse proxy server for HTTP, SMTP, POP3, and IMAP protocols, with a strong focus on high concurrency, performance and low memory usage. It is licensed under a BSD-like license and it runs on Unix, Linux, BSD variants, Mac OS, Solaris, AIX, HP-UX, and Microsoft Windows. My test server details: root@FreBSD-Unixmen:/root # uname -a FreeBSD FreBSD-Unixmen 9.1-RELEASE FreeBSD 9.1-RELEASE #0 r243825: Tue Dec 4 09:23:10 UTC 2012 root@farrell...
"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 […]
Did you know that Unix and Linux has no concept of a file extension? What is a file name extension? A .txt extension tells us that it is a TEXT file and .pdf extension tells us that it is a PDF file. By following this logic, you understand that a file name extension is the […]
The usage of MySQL for development is free. As you are not giving away that product (MySQL), no GPL restrictions apply. If you want to distribute MySQL in some form, the licenses apply. See: MySQL commercial license MariaDB is a community-developed fork of the MySQL relational database management system, the impetus being the community maintenance of its free status under the GNU […]
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. […]