In recent months, I’ve encountered numerous articles with titles such as “20 Linux Commands You Should Know” or “Linux Survival Guide.” however, most of these articles cover basic commands like ls or echo. Considering that my audiences are already familiar…
The ls command is one of the most commonly used commands in Linux and Unix-based systems. This command is used to list the contents of a directory. By default, ls displays the names of files and directories in the current…
The df command in linux displays the amount of disk space used and available on Linux file systems. If this command is hanging or not responding, it might be due to one of the following reasons: 1. Network File System…
The error “Unable to negotiate with host port 22: no matching MAC found. Their offer: hmac-sha2-512,hmac-sha2-256” indicates that there’s a mismatch in the MAC (Message Authentication Code) algorithms supported by the client and the server during an SSH connection attempt.…
SSH (Secure Shell) is a vital tool for remote administration and file transfer in many Linux environments. However, if not properly secured, SSH can be a potential gateway for unauthorized access and malicious activities. By adhering to the following best…
If you’ve ever tried to use SSH port forwarding and hit the error: you’re not alone. This error usually means the SSH server rejected your request to open a new channel — most commonly because port forwarding is disabled or…
Secure Shell (SSH) is a cryptographic network protocol that plays a vital role in secure data communication, remote command-line login, and remote command execution. One of the core components of SSH’s security model is its use of Message Authentication Code…
Linux is renowned for its flexibility and the wide array of software applications available for it. However, managing software installations, updates, and removals can be a complex task. This is where package managers come to the rescue. In this comprehensive…
Linux provides a range of network configuration tools, from traditional ones like ifconfig and route to modern alternatives such as ip, nmcli, and nmtui. The choice of tool typically depends on the specific Linux distribution and the administrator’s preferences. NetworkManager…
In the dynamic landscape of technology, Linux has remained a steadfast and influential player for decades. As the digital world continues to evolve, Linux’s role in shaping emerging technologies cannot be understated. In this article, we embark on a journey…
