After you've checked for existing SSH keys, you can generate a new SSH key to use for authentication.Before generating a new SSH key, you should have checked for existing SSH keys.
In the command line, paste the text below, substituting in your GitHub email address.
ssh-keygen -t rsa -b 4096 -C "email@example.com" # Creates a new ssh key, using the provided email as a label Generating public/private rsa key pair.
When you're prompted to "Enter a file in which to save the key," press Enter. This accepts the default file location.
Enter a file in which to save the key (/Users/you/.ssh/id_rsa): [Press enter]
At the prompt, type a secure passphrase. For more information, see "Working with SSH key passphrases".
Enter passphrase (empty for no passphrase): [Type a passphrase] Enter same passphrase again: [Type passphrase again]
In the command line, copy the alphanumeric key fingerprint you see:
The key fingerprint is:
nThbg6kXUpJWGl7E1IGOCspRomTxdCARLviKw6E5SY8= firstname.lastname@example.orgIf you're using OpenSSH 6.8 or newer, the key fingerprint is:
- Add the SSH key fingerprint you've generated to the ssh-agent and your GitHub account. For more information, see "Adding a new SSH key to the ssh-agent" and "Adding a new SSH key to your GitHub account".