Ubuntu SSH

You may often have to access remote servers to administer, manage, and troubleshoot and there are several ways to do this. You may use telnet to login to remote servers; FTP allows transferring files between different servers. However, these programs are not secure enough for connecting to critical servers. SSH, a secure shell is a cryptographic network protocol using which you can securely access network services over an unsecured network. SSH allows you to access servers through Terminal and various command line functions. It is helpful if you want to access and administer a server remotely using a secure way.

In this article, I am going to describe how you can remotely manage a Linux server with SSH.

For this article, I am using the following machines:

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