Telnet is a protocol that allows users to connect to remote devices and servers over the internet. While it was once a popular method for…
What is a shebang in nano?
A shebang, also known as a hashbang or a sharpbang, is a special sequence of characters at the beginning of a script that specifies the…
Linux Commands: Uses, Differences, and Examples
Linux is a powerful and flexible operating system that provides a wide range of commands for performing various tasks. Whether you are a beginner or…
CIA Triad Model for Information Security: Confidentiality, Integrity, and Availability
Information security is a critical concern for businesses and individuals alike, as cyberattacks and data breaches become increasingly common. One model that is commonly used…
Understanding STDIN, STDOUT, and STDERR in Linux
STDIN, STDOUT, and STDERR are three essential concepts in Linux and Unix-like operating systems that are used to manage input and output streams for running…
Hard Links vs Symbolic Links in Linux
If you’re a Linux user, you may have heard of hard links and symbolic links, but you might not be sure about the differences between…
What are Wildcards in Linux?
In Linux, a wildcard is a character or a sequence of characters that can be used to represent a set of characters. Wildcards are used…
Relative and absolute paths in Linux
In Linux, a path is a way of identifying the location of a file or directory on your computer’s file system. There are two types…
Ifconfig vs. Iwconfig: Understanding the Differences
Networking is a critical component of any Linux system, and understanding the various tools available to manage it is essential. Two of the most commonly…
mGRE: Simplifying P2MP Network Tunnels for VPNs
mGRE (Multipoint Generic Routing Encapsulation) is a networking protocol used to create a virtual point-to-multipoint (P2MP) network tunnel over an IP network. It is a…