How add private SSH key Linux?

How to set up SSH keys

1. Create the ssh key pair using ssh-keygen command.
2. Copy and install the public ssh key using ssh-copy-id command on a Linux or Unix server.
3. Add yourself to sudo or wheel group admin account.
4. Disable the password login for root account.

How do I set up an SSH-agent?

To use ssh-agent and ssh-add , follow the steps below:

1. At the Unix prompt, enter: eval `ssh-agent` Make sure you use the backquote ( ` ), located under the tilde ( ~ ), rather than the single quote ( ‘ ).
2. Enter the command: ssh-add.
3. Enter your private key password.
4. When you log out, enter the command: kill $SSH_AGENT_PID.

How do I SSH a private key in Putty?

Next launch PuTTYgen from the Windows Programs list.

1. Click Conversions from the PuTTY Key Generator menu and select Import key .
2. Navigate to the OpenSSH private key and click Open .
3. Under Actions / Save the generated key , select Save private key .
4. Choose an optional passphrase to protect the private key.

How do I SSH with public key authentication?

Upload Your Public Key

1. To use ssh-copy-id , pass your username and the IP address of the server you would like to access: ssh-copy-id [email protected].
2. You’ll see output like the following, and a prompt to enter your user’s password:
3. Verify that you can log in to the server with your key.

How do I SSH a private key in PuTTY?

Setup SSH keys for PuTTY

1. Step 1: Set up an instance with an SSH key. While creating an instance, choose the SSH key you’d like to use in the SSH keys section.
2. Step 2: Configure PuTTY. Open your PuTTY client and select Connections – SSH – Auth from the sidebar.
3. Step 3: Connect to your instance. You are now ready to go!

How do I find my SSH key in Linux?

Use the following procedure to generate an SSH key pair on UNIX and UNIX-like systems:

1. Run the ssh-keygen command.
2. The command prompts you to enter the path to the file in which you want to save the key.
3. The command prompts you to enter a passphrase.
4. When prompted, enter the passphrase again to confirm it.

How do I find my ssh-agent key?

Checking for existing SSH keys

1. Open .
2. Enter ls -al ~/.ssh to see if existing SSH keys are present. $ ls -al ~/.ssh # Lists the files in your .ssh directory, if they exist.
3. Check the directory listing to see if you already have a public SSH key.
4. Either generate a new SSH key or upload an existing key.

Do I need to add SSH key to SSH agent?

On most Linux systems, ssh-agent is automatically configured and run at login, and no additional actions are required to use it. However, an SSH key must still be created for the user. The ssh-agent command outputs commands to set certain environment variables in the shell.

How do I SSH to a public key?