Add New User Accounts with SSH Access to a Linux Instance
Retrieve the public key for your key pair
Retrieve the public key for your key pair. Copy the public key, and then use the Linux cat command to paste the public key into the .ssh/authorized keys file for the new user.
Verify your key pair's fingerprint
Follow the steps at
Update and verify the new user account credentials
After you copy the public key, use the command shell session that is running under the context of the new user account to confirm that you have permission to add the public key to the .ssh/authorized_keys file for this account:
1. Run the cat command in append mode (cat >> .ssh/authorized_keys).
2. Paste the public key into the open cat prompt, and then press Enter.
Note: For most Linux command-line interfaces, the Ctrl+Shift+V key combination pastes the contents of the clipboard into the command line window. For the PuTTY command-line interface, right-mouse click to paste the contents of the clipboard into the PuTTY command-line window.
3. Press and hold Ctrl+D to exit cat and return to the command session prompt.
Verify that you can use SSH to connect to your instance
To verify that you can connect to your EC2 instance via SSH as new_user, run the following command from the command line on your local computer:
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