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Unzip the files associated with your login.

Open your terminal ( → → → or hit keys)

Confirm you’re in your home directory by changing directories to your home with the following command: cd ~

List the contents (including hidden items) of your home directory with the following command: ls -lah

If you have a .ssh directory, it will be in this list. If you don’t have one, you will need to create one .

To create a .ssh directory using the terminal run following command: ssh-keygen -t rsa. This will begin the key generation process.

The utility will ask you where to store the key. To use the default location, leave this blank and hit Enter. A key pair will now be generated and output will look similar to the following screenshot:

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You will then be asked to create a passphrase. If you would like to create one, put that in now, and make note of it, since it will be required later. Otherwise, hit Enter to accept the default with no passphrase.

Assuming the files you downloaded from <onDemand> were downloaded and extracted to your Downloads folder, copy your extracted files to your ssh folder with: cp ~/Downloads<username>/* with: mkdir ~/.ssh

Unzip the newly downloaded SSH keys to your .ssh folder: unzip ~/Downloads/<username>.zip -d ~/.ssh

If your key has been configured properly, when you open a terminal and log into the cluster, you will be logged in automatically, and will not be prompted for a password (first factor), nor second factor authentication for login.