Archive of posts with category 'Linux Administrator'

Configure a One-time Password on Ubuntu

Learn how to configure one-time password on Ubuntu for more secure login and ssh connection.

Ubuntu Remote Desktop Access with ThinLinc

Learn how to configure Ubuntu for the remote desktop access from Linux, macOS, Windows and web.

How to SSH into VirtualBox machine

You will learn how to SSH into a VirtualBox machine from a host computer as well as from another computer.

How to configure VPN on Linux

Learn how to configure a few VPN protocols on Linux (OpenVPN, Cisco AnyConnect, SSL-VPN, L2TP/IPsec)

Deploy Kubernetes cluster with ContainerD

Learn how to deploy a Kubernetes cluster with ContainerD instead of Docker. Install Kubernetes, configure ContainerD, deploy an app, and test scaling and self-healing.

The Benefits of Open-Source Software

What exactly makes open source so appealing? We will be discussing some of the benefits of software with publicly accessible codes.

How to set up a Linux VPN server (Beginner's Guide)

This is the simplest and yet very reliable way to configure a personal VPN server. If you want to maintain total control over your internet traffic data or you are...

How to use SSH Key authentication in Linux

You will learn how to create and use SSH Key authentication, what's the difference between private and public keys, how to use SSH key for password-less login and how to...

Creating a new user and modifying its privileges in Linux

In this post: how to create a new user in Linux, grant it administrative privileges, set password and account expiration dates, and how to delete a user.

How to install and use SSH on Linux

You will learn how to install and use SSH on Linux including: 1) configure ssh on the local and remote computers, 2) check if SSH port is open, 3) connect...