ssh | LinuxCloudVPS Blog

10 Useful SSH Commands in Linux

August 15, 2022

In this blog post, we will show you the ten most used SSH commands in any Linux distribution.

SSH stands for Secure Socket Shell and is one of the main key services in Linux. The default port that SSH is running on is the TCP/IP port 22, but it can be easily changed due to security reasons. System Administrators are using this system to log in to the server and execute commands via the command line. The SSH as the secure shell is a replacement for insecure login programs such as Telnet, rlogin, rsh and etc.

In this blog post, we will use the Ubuntu 22.04 OS. You can use any Linux distribution. Let’s get started!

How To Set Up SSH Keys on CentOS 7

May 18, 2018

We’ll show you, how to set up SSH Keys on CentOS 7. SSH (Secure Socket Shell) is an open source, UNIX based, network protocol that provides users with a secure and encrypted way to login to remote computers, transfer files securely between the computers (SCP), command execution on remote servers, automate tasks between multiple servers on the network, and much more. SSH supports several authentication methods. In this tutorial we will configure SSH with public key authentication on CentOS 7 VPS, so instead of logging to your CentOS 7 VPS as usual using a username and password, you will be able to authenticate using a trusted SSH key which will increase the security of your server.

How to Disable SSH Password authentication on Linux

January 31, 2018November 10, 2017

In this tutorial we will take a look at how we can disable SSH password authentication on a Linux VPS and setup SSH key-based authentication as this is considered a good security practice.We tested this tutorial on an Ubuntu 16.04 VPS, although it should work with any distribution of your choice as well.