If you have deployed one of our Linux Azure VM solutions.  During the deployment there are 2 options for authentication type:

SSH Public Key – Use a SSH public key to connect to Linux

Password – Use a username and password to connect to Linux

Connecting to Linux using SSH Public Key

If you choose to use a SSH public key, refer to the following Microsoft document on creating the keys and how to connect to Linux: https://docs.microsoft.com/en-us/azure/virtual-machines/linux/ssh-from-windows

Connecting to Linux using a password

If you choose to use a password to connect to your Linux VM.  You can use Putty to connect. Simply add the IP address and port 22 and press open as shown in the following screen shot: