HOW TO LOG INTO UNIX ON MAC HOW TO

Now we'll learn how to login to a Linux Server from a Windows Machine using PuTTY.

Wrong change on DNS records entry so you are connecting to the wrong server.

Your server compromized or someone act as man in the middle (MITM), so instead of connecting to the real server you are connecting to the MITM machine.

Your server is reinstalled and of course the SSH fingerprint changed.

If you have logged into this server before and you get this message again there are several possibilities that could happen : You can type yes on the question above and input your password. Since this is first time connection, SSH does not have any record of this server fingerprint and wil ask you whether you want to trust this server or not. The SSH client will check the authenticity of the server by checking the SSH fingerprinting. The warning above is shown if you are connecting to the server for the first time. Warning: Permanently added '128.199.138.34' (RSA) to the list of known password: In the example below we try to login to server 128.199.138.34 using username root. In the example below the SSH port is 2222. In case you need to access a server that is not using SSH default port (22), you can specify an SSH server port number using -p option. To login to a Linux server using ssh you can use the command below : $ ssh way to login is using the -l option for username : $ ssh server -l username In this tutorial I assume that you already have ssh client installed.

HOW TO LOG INTO UNIX ON MAC INSTALL

Linux, MacOS X and most UNIX variants have SSH installed by default, you don't need to install any additional packages unless you only install the minimalist package that does not install openssh package.

HOW TO LOG INTO UNIX ON MAC PASSWORD

In this section we'll learn how to login to Linux server using a username and password pair. The most simple way to login to Linux Server is using a password as an authentication mechanism. You can download the individual program or PuTTY installer that not only installs PuTTY but also additional programs like puttygen. You can use PuTTY to do remote SSH logins from Windows.

Windows does not have an SSH client or server included.

You can also use iTerm2 as Terminal alternative on Mac.

MacOS X also has Terminal.app installed by default.

This application should be available no matter what desktop environment that you use.

On Linux you can always use Terminal application.

Of course, you can also use this tutorial as guide to login to *NIX family operating systems as long as they have SSH installed. In this tutorial we'll learn how to login remotely to a Linux Server using Secure Shell (SSH). But, most of the time we don't have access to the physical server so that we have to login remotely to the server. There are times when we have access to physical servers and we can login directly from the server console in front of the server, or at least next to the server via KVM console. Need Hosting? Try ours, it's fast, reliable and feature loaded with support you can depend on.

How to log into unix on mac