The SSH protocol used by github allows you to log in without a user name or password. To do this, users would need to establish an SSH keypair and add the public key to their accounts’ SSH key settings.
You may use the key with a Git client to automatically log in to GitHub without having to enter in your username and password once you’ve added it to your account.
SSH Keys Revoked by GitHub
GitHub and Axosoft, LLC, the developers of the popular GitKraken Git client, confirmed today that they have revoked weak SSH keys generated by the software’s keypair package.
Today as of 1700 UTC, we’ve revoked all keys generated by these vulnerable versions of the GitKraken client that were in use on GitHub.com, along with other potentially weak keys created by other clients that may