How to configure secure SSH in Linux
This article will explain how to modify the default settings of sshd to ensure that sshd is secure and restricted to protect your server from hackers. You need to restart sshd every time you...
Author: Nam Phong
How to use scp command to transfer data between two Linux servers
When we manage the server or VPS, we often upload and download data. For example, when we need to move data from one server to another, we usually download the data from the first...
[Linux basic] Copy, delete, and move commands for Linux files
cp (copy) command The cp command copies files from one location to another. If the destination file exists, it will be overwritten; if the destination directory exists, the file will be copied to that directory....
[Linux basic] Creating and deleting Linux directories
mkdir command The mkdir used to create one or more directories Example: Create directory: mkdir ddos The above command will create the directory ‘ddos’. Create a directory and set access permissions: mkdir -m 777...
Create archives and extract archive files with tar and gzip command
Create archives and extract archive files with tar and gzip command in Linux tar The tar command is used to create archives and extract archive files. Use Example Archive files or directories tar -cvf...
How to use the vi editor in Linux
The vi editor is a standard editor for all Unix and Linux systems. Its power is not inferior to any latest text editor. Here is a brief introduction to its usage and a small...
Linux kernel 5.3 ended support
Last week, Linux kernel developer Greg Kroah-Hartman announced the 18th maintenance update, Linux kernel 5.3.18 for the Linux 5.3 kernel series. This version changed a total of 59 files, inserting 369 items/removing 329 items....
WireGuard 1.0 is comming in Linux kernel 5.6
Earlier, we reported that WireGuard has been merged into net-next tree and is about to enter Linux 5.6. Recently, Jason Donenfeld released wireguard-linux-compat v0.0.20191226. It is the latest version of the WireGuard kernel module....
Calculate Linux 22 Releases, Gentoo-based distribution
Calculate Linux is an optimized distribution designed for rapid deployment in the corporate environment. It is based on Gentoo but provides a number of pre-configured features. Calculate Linux comes in four main flavors: Calculate Linux Desktop for personal...
How to manage CentOS server using Putty
SSH is the abbreviation of Secure Shell. SSH is a security protocol based on the application layer and the transport layer. SSH is currently a more reliable protocol designed to provide security for remote...
Feren OS 2021.10 releases: free and open-source operating system
Feren OS is a desktop Linux distribution based on Linux Mint and its custom-developed Cinnamon desktop environment makes it the most visually appealing Linux distribution. In addition, it offers a similar experience to macOS...
How to enable SSH multi-factor authentication in Ubuntu Server
Authentication is a very important step for server management. Through the verification process, you can prove your rights and permissions. For example: Who are you? what can you do? Generally, everyone uses an account...
