System Administration & Configuration

How to create a simple encrypted...

Why would you need to create a simple Two-Way SSH tunnel? In your Linux system administration job have you ever found your self in a situation in which you cannot SSH to a any of your servers/hosts that may be behind a firewall, NAT or otherwise obstructed from an easy access. In order to gain the access, you would need to reconfigure the firewall or create VPN which could be an enormous overhead just because you...
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Programming & Scripting

How to Debug Bash Scripts

There are techniques from traditional programming environments that can help. Some basic tools like using an editor with syntax highlighting will help as well. There are builtin options that Bash provides to make debugging and your everyday Linux System Administration job easier. In this article you will learn some useful methods of debugging Bash scripts : How to use traditonal techniques How to use the xtrace...
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Ubuntu

How to Install Netflix in Kodi on...

With the arrival of Kodi 18 Leia also came the ability to access DRM restricted content from servies like Netflix. As of now, the Netflix add-on isn't in the official Kodi repositories, but it's easy enough to install and set up on Debian and Ubuntu, and that includes installations on the Raspberry Pi. In this tutorial you will learn: How to Install Kodi 18 How to Install the Netflix Dependencies How to Enable The...
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Debian

Raspbian GNU/Linux upgrade from...

The upgrade from Raspbian Stretch to Raspbian 10 Buster is a relatively simple procedure. However, exercise caution, as there is always a chance to break the entire system. The fewer installed 3rd-party packages and services, the more likely you are able successfully to upgrade your Raspbian Linux system. What's New UEFI Secure Boot AppArmor enabled per default Optional hardening of APT Unattended-upgrades for...
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Kali Linux

How to install VeraCrypt on Kali Linux

For years, TrueCrypt was the gold standard in encrypting drives across platforms. TrueCrypt is gone now, but VeraCrypt is carrying on its legacy. It looks and works a lot like TrueCrypt did, and it's compatible with TrueCrypt partitions. Even though VeraCrypt isn't available in Kali's repositories, but that doesn't mean that it's difficult to install. You can download the VeraCrypt installer right from the...
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RHEL / CentOS

How to install Mariadb/MySQL server...

The default relational SQL database on RHEL 8 / CentOS 8 Linux has been chnaged from MySQL to MariaDB. MariaDB is a community-developed fork of the MySQL relational database and in-place substitute for MySQL. In this tutorial you will learn: How to install MariaDB/MySQL server How to start and enable MariaDB to start automatically after reboot How to secure MariaDB database and set root password How to create...
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Fedora

How to compile vanilla Linux kernel...

The kernel is the most important component of an operating system: among the other things, it provides support for different types of hardware and manages resource allocations. Linux is a monolithic kernel: although its functionalities can be included statically or built and loaded as separate modules , it always runs as a "single piece" in the same address space. In this tutorial we will see how to download,...
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