Linux is a powerful, open-source operating system known for its stability, security, and flexibility, widely used in servers, development, and embedded systems
Microsoft Edge is a cross-platform web browser developed by Microsoft. It was first released for Windows 10 and Xbox One in 2015, then for Android and iOS in 2017, for macOS in 2019, and as a preview for Linux in October 2020. Edge includes integration with Cortana and has extensions hosted on the Microsoft Store….
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BigBlueButton (BBB) is an open-source web conferencing system for online learning that enables you to engage your students and colleagues online. If you searching for a solution to handle remote teaching of students online, BBB provides real-time sharing of audio, video, slides, chat, and screen. In this article, will walk you through installing and configuring of the…
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My little piece of advice would be never to disable this feature if your device is not in a secure location. Whenever you leave your device unattended, the best practice is to lock the screen of your DEVICE to prevent other people from using your desktop, installing malware, or accessing your files. If you sometimes…
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LAMP stands for Linux Apache Mysql PHP. This stack is an open-source software used to deliver high-performing web applications comprising of the above-named applications. What this means is that these individual packages are installed together in a stack to enable a server to host dynamic websites and web applications. In this article, I will be…
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RC4 is a stream cipher and it is remarkable for its simplicity and speed in software. multiple vulnerabilities have been discovered in RC4, rendering it insecure. It is especially vulnerable when the beginning of the output keystream is not discarded, or when nonrandom or related keys are used. By default, both SSH and Apache allow…
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A cache-only dns server (also known as a resolver) queries for information from other servers and stores the result of such queries in a memory cache for future use. This is a useful exercise in the event of repeating a request for a second time; a second (& similar) query will return a result in…
The process is a program in execution. The process is created when a command is to be executed so, it can be called a running instance of a program in execution. Tuning or controlling a process is called Process Management. There are two types of Linux processes, normal and real-time. Real-time processes have a higher priority than…
Runlevel is the operating system state on Linux system (it dictates the state that the machine is currently operating, and what applications or services can run at that time). There are seven (7) run levels numbered from 0 to 6. A system can be booted into any of the given runlevel. Runlevels are identified by…
A Network Interface Card (NIC) is used to connect a computer to an Ethernet network. This tutorial will teach you two ways you can add a network interface to an already existing network interface. METHOD 1 – Additionally, we look at my available interfaces by issuing the ip command. For this tutorial, I am going to create…
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The keepalive utility helps to manage web traffic and optimize the use of system resources. With the increase in the number of internet users, the workload on web servers also increases. The system administrator hence, has to ensure the server is capable of putting up and accommodating the number of connection requests. If the number…
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Sometimes, as a Linux Administrator, you want to know if a server you are working on remotely is a Physical device or a Virtual machine. This tutorial explains some simple command which will help you determine the nature of the machine you are working on. SAMPLE 1 The dmidecode tool This is the Desktop Management…
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In this guide, you will learn how to Automatically resolve errors associated with failed dependencies. Sometimes, installing a package on a Linux machine can become quite frustrating when you encounter dependency resolution issues; these dependencies can even sometimes come in a loop and you’d be downloading and installing dependencies over and over again and it…
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SSH stands for Secure Shell and it is used to securely communicate between two host machines over an insecure network. It can be used for file transfer, accessing a remote machine application tunneling. Basically, SSH is the Linux equivalent for Windows Remote Desktop Protocol. For SSH to work, you need to have Openssh installed on…
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