In GitHub, users enable SSH in two parts. First, create GitHub SSH keys that uniquely identify their account. Then, register the public half of the private key pair in the user’s GitHub account. Once ...

Learn how to create and copy SSH keys using two simple commands. SSH keys provide a secure and convenient way to authenticate remote servers.

When you add a security key to SSH operations, you can use these devices to protect you and your account from accidental exposure, account hijacking, or malware, GitHub security engineer Kevin ...

This change only impacts Git operations over SSH using RSA. Web traffic to GitHub.com and HTTPS Git operations are not affected.” Only GitHub.com’s RSA SSH key was replaced.

Fortunately, if you’ve hit GitHub’s Permission denied (publickey) SSH error, follow one of the three resolutions suggested above and that should fix the problem.

Fortunately, the developers of SSH thought of this and added a command that allows you to easily add SSH fingerprints to the known_hosts file. SEE: How to Create and Copy SSH Keys with 2 Simple ...